TENDER DOCUMENT NIT No.: DLI/C&E/WI-675/263 FOR Tender for Design, Supply & Supervision of installation, testing and commissioning of „AIR COMPRESSORS, RECEIVERS AND COOLING TOWERS‟ for the project of “Augmentation of Fuel and Flux crushing facilities (Package- 064) of Bhilai Steel Plant, (SAIL)”. VOLUME – 2B TECHNICAL SPECIFICATION ENGINEERING PROJECTS (INDIA) LIMITED (A GOVT. OF INDIA ENTERPRISE) Core-3, Scope Complex, 7, Institutional Area, Lodhi Road, New Delhi-110003 TEL NO: 011-24361666 FAX NO.
GENERAL The following Technical Specification shall be read in conjunction with General Technical Specification (GTS) of Bhilai Steel Plant, SAIL and General Specification. If there are any provisions in this Technical Specification, which are at variance with the provisions of General Technical Specification (GTS) of Bhilai Steel Plant, SAIL and General Specification, the provisions in this Technical Specification shall take precedence. 1.0 DOCUMENTS/ INFORMATION TO BE FURNISHED ALONGWITH OFFER.
2.0 SCOPE OF SUPPLY The scope of the work includes Design, Supply & Supervision of installation, testing and commissioning of ‘AIR COMPRESSORS, RECEIVERS AND COOLING TOWERS’ as per specifications and scope defined in tender documents complete with all accessories and drive, which are not mentioned specifically but are required for the efficient and trouble free operation of the equipment/system. 2.1 Following items are also included in bidder’s scope.
3.0 6) Equipment selection and dating will generally be based on ambient temperature of+50 Deg.C. For specific areas and shops, the ambient temperature conditions indicated above will be taken into consideration and equipment suitably derated wherever necessary. 7) The equipment should be suitable for smooth, efficient and trouble free service in the tropical humid climate prevailing at plant site and under the ambient temperature conditions indicated above for the different shops and areas.
Design ambient condition for the compressors will be taken as 450C temperature and 60% RH. Design ambient temperature for Electrics will be considered as 500 C. 3.1.5 Delivery Schedule Delivery schedule will be matched with schedule of the overall package. 3.1.
iii) Contractor has to furnish list of item wise spares for 2 years O&M along with unit rate. The item rates will be valid upto 12 months from last consignment at site iv) All anchor bolts & nuts, washers, foundation bolts, shear lugs, counter flanges for inlet and outlet of each compressor, receivers and connected piping & base frame for equipment.
CONTROL & INSTRUMENTATION General Electronic type instruments generally working on 4- 20 mA DC signal system will be used. The instrument panel will be suitably installed in the compressor room. All instrumentation items will be selected to function satisfactorily in shop floor environment. List of measurements & controls For each compressor, the list of measurements & controls will include, but not limited to, the following: i) ii) Equipment/ local panel mounted measurements i.
3) Temperature of air after air compressor too high Alarm and trip. 4) Pressure of air after after-cooler high - Alarm only. 5) Pressure of air after after- cooler too high- Alarm & trip. 6) Differential pressure across lube oil filter high - Alarm only. 7) Pressure of lube oil to compressor low - Alarm only. 8) Pressure of lube oil to compressor too low- Alarm & trip. 9) Temperature of lube oil to compressor high- Alarm only. 10) Cooling water supply pressure low - Alarm only.
GUARANTEE AND PENALTIES The Contractor will guarantee individual as well as integrated performance of all the equipment supplied by them for period as stipulated in the GCC prior to the date of issue of taking over certificate by the Employer. The final acceptance certificate will be issued by the Employer after successful commissioning of the Plant by the Contractor showing all the performance test at specified parameters.
LIST OF PREFERRED MAKES - Compressor M/s Atlas Copco, M/s ELGI, M/s Ingersoll Rand, M/s Kirloskar Pneumatics. - Electrics 1. Motors Alstom Ltd., Asea Brown Boveri Ltd., BHEL, CGL, NGEF, Kirloskar Electric Co. 2. Cables Cables Corporation of India, Fort Gloster Industries Ltd. Industrial Cable (I) Ltd. Nicco Corporation Ltd. Universal Cables Ltd. Torrent Cables Ltd. 3. Control Stations Weather Proof Baliga Lighting equipment Ltd., Bhartia Industries Ltd.
DIGITAL INDICATORS : YOKOGAWA BLUESTAR LTD., MASIBUS ELECTRONICS, RANUTROL LTD. MICROPROCESSOR BASED RECORDERS : YOKOGAWA BLUESTAR LTD., LAXSONS ENGG. & ELECTRONICS PVT. LTD.(CHINO), FUJI, ABB. PRESSURE/TEMPERATURE GAUGES : A.N. INSTRUMENTS PVT. LTD., GENERAL INSTRUMENTS, MANOMETER (INDIA) LTD. RTDs & THERMOCOUPLES : GENERAL INSTRUMENTS, INDUSTRIAL INSTRUMENTATION, INSTRUMENTATION LTD, NAGMAN SENSORS, TOSHNIWAL BROTHERS. TEMPERATURE TRANSMITTER : YOKOGAWA BLUESTAR LTD, EMERSON, TATA HONEYWELL LTD, ABB.
B) AIR RECEIVERS 1 no. of Air Receiver of 4 m3 capacity for instrument air and 2 no. Air Receivers of capacity 6 m3 for plant air at 8 kgf/cm2(g) operating pressure, complete with all fittings such as safety valves, drain connection with auto condensate trap and bypass valve, vent connections and all inlet and outlet connections with companion flanges, supporting arrangement, access platforms, instruments etc. The material of construction will be as per IS – 2002 – Gr. – 2A .
03.00 BRIEF SYSTEM DESCRIPTION 03.01 DESCRIPTION OF EXISTING COAL HANDLING PLANT 03.01.01 Coal Preparation Plant No.1 i) Rotary wagon tippler unloads incoming coal from WT#1 and 2 each having capacity of 800 tph and receives in two conveyor stream Y9-68 & Y9-69. Both the wagon tipplers are provided with electric pusher car on the inhaul side. The empty wagons are released over a gradient. ii) Coal from both the streams is fed, through a series of belt conveyors to the CPP-1 coal yard.
capacity from the storage yard to the top of the storage cum blending bunkers is 800 tph. v) Coal is withdrawn from 14 nos silos in two rows- 7 nos in each row according to predetermined blend ratio in two streams and fed to the final crushing station No.2. vi) Four reversible hammer crushers of 300T/h have been provided for final crushing in crushing station No.2. vii) From final crushing station No.2, crushed coal blend is dispatched to junction No. 3F and finally to coal towers No.
Connecting conveyor for new silos & new crushers to the existing Coal Handling Plant. 4 nos. split gates for coal handling plant on conveyors Y7-36, Y11-130, Y7-13 and Y11-134. Flow diagram drawing no. MEC/S/9101/11/17/55/01/064.12/R0 (Sheet 1 of 2 & Sheet 2 of 2) and layout drawing no. MEC/S/9101/11/17/55/01/064.13/R0 showing the tentative location of proposed unit are enclosed for reference.
existing conveyors Y14 & Y18. These two conveyors shall have stand-by drives. The upgraded conveyor shall be provided with new drive (1W+1S), belt, 35 degree carrying and 10 degree return idlers. The drives of upgraded conveyor Y7-12 and Y7-13 shall be of 1 step higher rating. The belting shall be 1400mm wide and N/N grade of 1250 kN/m rating minimum. The proposed stream connecting the new Coal Tower No - 7, comprises of new belt conveyor nos.
Each junction house shall be provided with Electric hoist. The Capacities of EOT Cranes / Electric Hoists for maintenance shall be at least 1.2 times the heaviest load – or – the Capacity & approximate height of some Junction houses are indicated as below: Silo top Jn. House 11E Final crushing station New JH No.11A New JH No.11B Top of coal tower no.7 - 3t cap 2t cap 10t cap 2t cap 3t cap 3t cap - 37m lift 24m lift 10m lift 30m lift 45m lift 50m lift - 1no. - 1no. - 2nos. - 1no. - 1no. - 1no. 03.
trippers will be provided for storage of coke. Coke will be reclaimed by an underground reclaiming conveyor as shown in the drawings. Additionally a 1400mm wide 200 t/h conveyor streams shall be provided to carry BF coke from existing CSP-1 and feed to two numbers of 100t capacity RCC surge hoppers provided over conveyors K11-13 & K11-14. Each surge hopper shall be provided with level meters & belt weigh feeders to properly proportion the coke coming from CSP-1 & the new CDCP plant.
The air blasting unit shall consist of air intake louver, transition piece, centrifugal blasting fan, main duct and two numbers of branch ducts with electrically operated dampers & flanges. 03.03.03.02 Arrangements and the Components: The air intake louver of air blasting unit shall be installed in the opening of wall exposed to ambient. This shall be connected to suction side of blasting fan through transition piece. The delivery side of this fan shall be connected to ducting network.
- 2 nos. vibrating screens, (30 mm) capacity 300 t/h. Screen wires should be 5 mm dia SS. - 2 nos. grizzly screens (60 mm), capacity 200 t/h. Grizzley specifications and chute liners shall be same as mentioned above. - Conveyor stream capacity 300/150 t/h. - 2 nos. variable speed belt weigh feeders 20t/h to 100 t/h. - Chain samplers – 2 nos., one each for different BF coke fractions. - Belt conveyors as per conveyor data sheets.
height shall have electric hoists. Under slung & EOT cranes as required in CS and other handling facilities as specified in system description shall be provided. 1 no. mobile belt coiler / decoiler type belt changing device and 2 nos. hot vulcanizing unit suitable for 1600 mm belt width. Contractor shall also to provide guide rollers at required locations for coiling / decoiling of belt near each junction house / take up unit. - 03.03.
13. Yard reclaim conveyor K11-10D shall be 1600mm wide with 35° troughing angle and without skirt board. 14. Discharge chutes shall be lined with 110mm thk. liners/ cast basalt liners. 15. Anti-corrosion painting shall be provided on all structures. 16. Silos shall be lined with 8mm thick SS-409M with SS steel coping at 1m high in vertical & complete in slope portion. 17. DE system shall be provided for dust extraction at all transfer points. 18. Grizzly screens discs shall be of high manganese cast steel.
24. Wagon loading shall be provided for BF coke in the coke screening station of CSP-4. 25. Maintenance post with Air Conditioned Supervisors room along with shift in changes room and toilet block is to be provided in the Coke Screening Station. Conveyor belt width, troughing angle and belt width will be properly selected to prevent coke spillage. Conveyor galleries, buildings will follow IPSS norms and will be provided with adequate maintenance facilities and space.
Brief System Description of Augmentation in Flux - Fuel Preparation and Plant return fines handling for SP III 03.04 The turnkey package of this CS also comprises of the following subsystems: • Up gradation / Addition of coke crushing and screening and grinding facilities • Up gradation/ addition of Flux crushing & screening facilities in an integrated manner. • Transportation of Fines from Blast Furnace nos.
1. Lime Stone (received from Koteswar) Max + 75 mm - 75 mm - 60 mm - 50 mm - 30 mm Min to to to to + 60 mm + 50 mm + 30 mm + 25 mm - 25 mm - % 2.0% 15.0% 16.6% 40.2% 9.2% 17.0% - % 1.3% 7.3% 44.9% 16.7% 14.3% 15.5% Moisture- 15% 2. Raw Dolomite Max + 60 mm - 60 mm - 50 mm - 20 mm - 10 mm Min to to to to + 50 mm + 20 mm + 10 mm + 6 mm - 6 mm Moisture- 15% 3. Coke Breeze Max + 25 mm - 25 mm - 15 mm - 10 mm - 5 mm Min % 4.3% to + 15 mm 12% to + 10 mm - 11.5% to + 5 mm - 15.3% to + 3 mm - 16.
5 6 03.04.02 BF sinter return fines Flue dust - 8 mm - 1 mm +8mm (5% max.) +1mm (5% max.) ADDITIONS/ MODIFICATIONS AND UPGRADATION IN EXISTING RAW MATERIAL PREPARATION SYSTEM 03.04.02.01 EXISTING FUEL crushing and screening facility There is a provision of covered storage for coke breeze received from blast furnace adjacent to coke crushing and screening building.
vibro feeder (6nos.) and fed to flux screens (6 nos.) for screening -3mm size fraction. The under size (-3 mm) from each of the six screens is fed to a common conveyor L120 which conveys the material onward to storage and proportioning bin building. The oversize (+3mm) is fed to a common conveyor L115 and recycled back to flux crushing building for further crushing. 03.04.02.
from bunker and feed either to the two roll crusher or bypass the crusher and feed to conveyor C107A as shown in the flow diagram. The two roll crusher shall be of capacity 50 tph and shall receive -25mm (10-15% moisture) coke breeze, crush and discharge over conveyor C-107A. Conveyor C-107A shall further transfer Crushed/ bypassed uncrushed material to Junction house CK-3 and discharge over a Mogensen Sizer of capacity 50 tph for product size of (-3) mm.
the conveyor L105 to surge bin of existing flux crushing building. It is proposed to extend the existing conveyor L 105 by nearly 7.3 m to new proposed extension of flux crushing building. The existing reversible shuttle conveyor L-106 shall be replaced by new one of larger length so that it can feed existing three crushing series surge bins as well as a new crushing series surge bin (200 m3 effective volume each).
Flow diagram and Layout drawing for Proposed Fuel and Flux Crushing and Screening Facility of Sinter Plant-III is enclosed as Drg. No: MEC/S/9101/11/17/01/55/064.18/R0 and MEC/S/9101/11/14/0/A/00/064.2522/R2 for reference. 03.04.02.04 RE-ROUTING OF EXISTING SINTER FINES CONVEYORS (C-LINES). The existing series C-line conveyor is feeding BF return fines from existing Blast furnaces to the sinter return fines (IPRF) conveyor F101 of SP-III at JH-127.
conveyor C5-C1 & C5-C2 respectively at JH-C4. Conveyor gallery C5C1 & C5-C2 shall cross over the existing gallery of conveyors between JH-120 & Emergency Sinter Storage Building. Belt conveyor C6-C1 shall carry the Iron bearing fines (BF return) and discharge over conveyor J127-C1 at JH-C6 and in turn to F101 existing Belt conveyor at JH-127. Junction house JH-127 shall be suitably modified so as to accommodate drive and discharge end of belt conveyor J127-C1.
Rerouting of these conveyor series shall be so meticulously planned that minimum shut down is required in the existing plant. Design, supply, erection, commissioning and performance guarantee test of the Rerouted conveyors are under the scope of the Contractor. Existing equipments/ components of dismantled (by the Contractor) conveyor/gallery/ junction houses shall not be re-used. All Proposed junction houses shall have Electric hoist. The capacity & lift may be followed as per CS.
04.09 INSTRUMENTATION & CONTROL 04.09.01 GENERAL 01. This document is intended to define the basic requirements for instrumentation system for Coal Handling Plant & Coke Sorting Plant for COB #11 and Flux & Fuel Preparation and Plant Return Fines Handling for SP-III coming under the 7.0 MTPA expansion of Bhilai Steel Plant (BSP) with a view to achieve smooth, efficient, safe and reliable operation of the process. 02.
For high level interlock, suitable contact type level switches to be considered. 07. If required, air purging of level sensor (radar type) will be provided. All necessary tubes/pipes, valves, pipe fittings etc. for the same will be provided by Contractor. 08. The field signals which are to be interfaced with the I/O system or Field Bus interface modules of automation system, will be connected to the nearest Remote I/O stations of the automation system considered for that area/ unit.
instrumentation system in all respect along with site fabrication, erection, testing, commissioning of the complete instrumentation system for completeness & satisfactory stable operation of Coal Handling Plant, Coke Sorting Plant for COB #11, Flux & Fuel Preparation and BF Return Fines Handling for SP-III.
14. Arrangement of and participation in inspection of Instrumentation equipment by Employer/ Consultant. Inspection and Testing will be carried out in compliance with the Quality Assurance Plans, to be approved during detailed engineering stage. 15. Scope includes arranging visits by respective instrumentation equipment manufacturer‘s representatives at site, as & when required, during erection & commissioning. 16.
be provided. These signals will also be hooked up with the automation system for alarms and necessary interlocks. B) Coke Sorting Plant: The measurements for Coke Sorting Plant will include, but not limited to, the following: i. Level measurement of bunkers (4 nos.): For each bunker one no. of level transmitter (radar type) and one no. of high level switch will be provided. These signals will also be hooked up with the automation system for alarms and necessary interlocks.
05. Single line power supply diagram with document and bill of quantities of electrical accessories along with that of UPS. 06. Quality assurance plan for each instrument & control system. II) FOR SCRUTINY AND RECORDS 01. Detailed technical literature/ catalogue for each instrumentation item. 02. Instrument Installation/ Hook up diagrams with bill of materials. 03. Instrumentation layout drawings showing location of instruments and route of cables from these upto control room. 04.
RMS measurement of AC voltage and current. 2. Laptop based programmer for level transmitters: 1 no. 3. Tools & Tackles Make Tester Allen key set, Size: 1.5 mm to 10 mm (one set consisting of 8 pieces) D Spanner set, Size: 6 mm to 20 mm (one set consisting of min. 8 pieces) Ring Spanner set, Size: 6 mm to 20 mm (one set consisting of min.
1.2 A). Pressure / Differential Pressure switches. (Mech. Type) B). Pressure / Differential Pressure switches. (Electronic Type) 1.3 1. 2. 3. 4. 5. Switzer, Ashcroft, Solon Budenberg, Forbes Marshall 1. Ifm. 2. WIKA, 3. Kobold Pressure / Differential Pressure Transmitters 2. 1. Emerson (Rosemount), 2. Honeywell, 3. Yokogawa, 4. Siemens, 5. ABB 6. Endress & Hauser. TEMPERATURE NSTRUMENTS/SENSORS 2.1 Temperature gauges 1. 2. 3. 4. WIKA, Ashcroft, Budenberg Waaree instruments 2.
4. Impac, 5. Keller HCW 3 FLOW INSTRUMENTS 3.1 Rotameters 1. 2. 3. 4. 5. Forbes-Marshall, Chemtrols, Rota Instruments. Eureka instruments SMC 3.2 Orifice Plate & flanges Assembly/ Venturi, Flow nozzle 1. 2. 3. 4. Engineering Specialties, Micro-precision, Instrumentation ltd, Uni-control 3.3 DP type Flow / Level Transmitters 1. 2. 3. 4. 5. 6. Emerson (Rosemount), Honeywell, Yokogawa, Siemens, ABB E&H, 3.4 Flow Switch 1. 2. 3. 4. Ifm. Kobold, Mobrey Sitron 3.5 Electromagnetic flow meter 1.
4.1 Level gauge (magnetic & reflex type) 1. 2. 3. 4. 4.2 Level Switch (Conductivity type) 1. Vega 2. Endress & Hauser 3. Pepperl &Fuchs 4.3 Level Switch (Capacitance/RF type) 1. 2. 3. 4. 4.4 Level Switch (Tuning fork/ Rod type) 1. Chemtrol (Vega) 2. Endress & Hauser 3. Pepperal &Fuchs 4.5 Level Switch (Float type) 1. 2. 3. 4. Emerson Forbes Marshall V-Automat Mobrey 4.6 Level Switch/ Transmitter (Displacer type) 1. 2. 3. 4. Emerson Chemtrols (Eckard) Mobrey Masoneilan 4.
5.1 Control valve 1. 2. 3. 4. 5. 6. Fisher-Xomox Instrumentation Ltd Masoneilan Valflo Samson Controls Forbes Marshall (Arca), 5.2 Electrical Actuator 1. 2. 3. 4. Auma Limitorque Instrumentation Ltd(Bernard) Beck 5.3 Pneumatic Actuator 1. 2. 3. 4. 5. 6. Fisher-Xomox Instrumentation Ltd Masoneilan, Valflo Samson Controls Forbes Marshall (Arca) 5.5 Self- regulating pressure control valve 1. 2. 3. 4. 5. Samson Controls Forbes Marshall Instrumentation Ltd. Nirmal Industries Fisher-Xomox 5.
6. Forbes Marshall (Arca) 7. ABB 5.9 Solenoid Valve 1. 2. 3. 4. 5. 6. Herion, Rotex Schrader-Schovill Asco Mac Burkert 5.10 Air filter regulator 1. 2. 3. 4. Shavo-Norgren Marsh-Bellofram Placka Schrader-Schovill. 6 CABLES 6.1 Instrumentation Cable 1. 2. 3. 4. 5. 6. 7. Universal Cables Delton Lapp cables Brooks Cables Asian cables Belden MEM 6.2 Thermocouple Compensating Cable 1. 2. 3. 4. 5. Toshniwal Cables Paramount Cables Udey pyro-cables Brooks MEM B. CONTROL ROOM INSTRUMENTATION 7.
6. ABB 7. Micro controls 8. Radix 7.4 Bar graph Indicator 1. 2. 3. 4. Masibus Instruments Lectrotek ABB. Yokogawa 7.5 Recorders (Chart less) 1. 2. 3. 4. Eurotherm Yokogawa Honeywell ABB. 7.6 Microprocessor based controller 1. 2. 3. 4. 5. 6. Yokogawa Siemens Honeywell Eurotherm Forbes Marshall Toshiba 7.7 Digital scanners 1. 2. 3. 4. 5. Masibus Instruments Lectrotek Radix Micro Controls PEPL 7.8 DC Power Supply Unit 1. 2. 3. 4. 5. Aplab Phoenix Schneider P&F Siemens 7.
7.11 Annunciation system 1. 2. 3. 4. 5. 6. IIC Minilec Procon Digicont MTL BETA instruments 7.12 Instrument Panels/ Control Desk 1. Rittal 2. Pyrotech 3. Instrumentation Ltd. 7.13 Manual loaders 1. Masibus 2. PEPL 3. Lectrotek 7.14 Totalizer 1. 2. 3. 4. C. ANALYTICAL / SPECIAL INSTRUMENTS Masibus PEPL Lectrotek Bivak 8.2 Gas Detectors 1. 2. 3. 4. 5. 6. 8.4 Moisture Analyzers (Nucleonic) 1. Concord International Berthold) 2. Emerson (Analytical). 3. Sick 4. Thermo Electron 8.
8.8 Vibration sensors & monitors A. For turbines and other high speed critical machines B. For other applications 8.9 Opacity/Dust concentration meter 8.11 SPM analyzer 1. Bentley Nevada 2. Shinkawa (Forbes –Marshall) 1. 2. 3. 4. SPM Rockwell Vibro-meter Shinkawa (Forbes –Marshall) 1. 2. 3. 4. 5. 6. Codel (Forbes- Marshall) Durag Emerson Land GESensing Chemtrol 1. 2. 3. 4. 5. 6. Emerson Yokogawa Durag ABB Honeywell Forbes Marshall (Codel).
04.10 ELECTRICAL POWER ILLUMINATION 04.10.01. General DISTRIBUTION, DRIVES, CONTROL & This section covers major features of Power distribution System, ShopElectrics, Drives, Control, Automation and Illumination System to be supplied by Contractor for the Coal Handling Plant (CHP) & Coke Sorting Plant (CSP), Augmentation in Flux - Fuel Preparation and Plant Return Fines Handling for SP III (FFP).
scope of Contractor. Power to all the HT motors will be supplied from the 6.6kV HT Switchboards. Adequate number of LT Substations (LTSS), (at suitable locations to be decided by the Contractor) each comprising of LT switchboard along with two transformers will be included by the Contractor in his scope of work. The transformer rating will be worked out on the basis of guidelines given in General Technical Specification. However, the rating of transformers will be 2000/ 1000 kVA depending upon the load.
easily accessible for maintenance, replacement, etc. Each of the LT substations will have the following facilities: a) b) c) d) e) f) g) h) 04.10.03. The substation design will be dust proof and all entry points will be provided with double door arrangements. Sufficient quantity of fire extinguishers at various locations will be provided as part of safety equipment inside sub-station. Air cooling facility will be provided in all LT substations with air washing.
as required for completion and successful operation of the power distribution network, in an integrated manner. 3. Vacuum circuit breaker (VCB) without protections in the transformer room if transformer is fed from remote HT switchboard for tripping of upstream breakers - Push Button stations with trip PBs (press to lock and turn to release) in the transformer room if transformer is fed from HT switchboard located in the same building for tripping of upstream breakers. 4.
Generally Squirrel Cage Induction Motor with DOL starter / VFD / Soft Starter will be provided. Suitable Rotor contactor panels and SS-grid Resistance Boxes will be provided for starting and speed control of slip ring motors wherever required as per Technological requirement. All HT conveyor motors will be S1 duty. All LT motors for conveyors will be S6 duty and will have class F insulation with temperature rise limited to class B.
in this package of FFP. Suitable control cable and other accessories will be considered. 3. VVVF converters : VVVF converters for 415 V motor drives having requirement of speed control where process requirement calls for variable speed application. All drives will have communication capability with Plant Automation System.
coupler for repair network like welding sockets, maintenance cranes and hoists. All PDBs to be mounted in Technological/Auxiliary/Service buildings (Other than Electrical room) will have double doors. Enclosure Class will be IP54. 8. Main Lighting Distribution Boards (MLDB) with two incomers and one bus coupler for Power supply to various Lighting distribution Boards (LDB). Enclosure Class of MLDB & LDB will be IP54. Adequate nos.
Addressable type PCS, Addressable type BSS, ZSS and Belt rupture protection switches will be provided for all new and existing conveyors being upgraded. Proximity type Limit switches will be used for shuttle conveyors, tripper car etc. Sensing distance of proximity in the Zero Speed Switch will be 60 mm. RF admittance type chute clogging switches flush with chute body will be provided. Infrared type Belt rupture protection switches will be provided in all conveyors.
cables for shuttle conveyors, EOT cranes etc. 21. Cable Reeling Drum with stall torque induction motor will be provided for Tripper Car. Tripper car will have interlocking of chute clogging switch with conveyor through wireless radio communication. Interlocking with the CRD control cable will be given as back-up. 22.
be provided in underground floor of technological building/ Junction houses, Tunnels, cellar etc. 415V, 100A Sockets will also be provided near sumps. 30. Completes electrics including motors, control panel, LCS, level sensors, cables etc. for all pump houses, fire fighting system etc. 31. Complete electrics for Bin vibrators with rectifier panels and Air Blaster with solenoids, control panels, cables etc. for Bunkers as required. 32.
Pkg-064, will be interfaced with Automation system of Coal Transportation Plant (Pkg-062) being arranged by the EMPLOYER through a separate package (as indicated in Automation Configuration Drawing enclosed) so that entire coal transportation from silos to all coal towers can be operated in an integrated way from a common despatcher / control room D2 (under EMPLOYER’s scope). The PLC based Level-1 automation system of CHP will be provided as mentioned in the automation chapter.
concrete cable trenches, MCC Rooms, Despatchers/Control rooms, Electrical premises etc. including their associated utility areas like Ventilation rooms, Stairs, Toilet etc. 2. Control for the proposed Coal Handling Plant will be from Despatcher (D2) building being arranged by EMPLOYER under separate package (62). The Contractor will furnish space requirement and assignment to the EMPLOYER for making the provision in the Despatcher-D2. 3.
control rooms, cable cellars, cable tunnel, cable channel or overhead cable bridge for interplant cabling. 15. The tentative location of LTSS: CHP –LTSS opposite 5 silos, CSPLTSS near JH-11 and Coke Screening station and FFP-LTSS near JH-117 and Coke breeze storage yard. If the nos. of LTSSs increases during Basic Engineering to suit the technological requirement in line with GTS, the same will be proposed by Contractor during Basic Engineering. IV) Earthing and Lightning Protection 1.
2. Arranging construction power supply including PDB, power (both incoming and outgoing) and control cables, cable trays, cable laying etc. 3. Submission of basic and detailed engineering drawings, design calculations etc. 4. Supply of As-built drawings, operation and maintenance manuals. CD in duplicate and reproducible of all As built drawings. 5. Supply of all commissioning spares as required till the plant is commissioned and handed over to BSP.
15. Cables of one area/conveying route will not cross and will not be laid through conveyor of other area/conveying route. 16. Minimum 1 No. electrical area repair shop (Min. size –18M X9M X 6M) in Coke Sorting Plant will be considered with a facility of rest room, repair area, store, provision to keep tools and tackles, measuring instruments/testing instrument including megger, clamp tester, hand held tachometer, CRO, multimeter, vibrometer etc. 17. Furniture for the monitor, control rooms etc. 18.
04.10.06. Design basis for equipments & installations Ambient conditions of shop units Generally following ambient temperature will be considered in Electrical / Control Rooms. S.N. Area Ambient Temp A. Electrical Rooms 1. LT Sub-station/ switchgear room + 45 Deg. C (Pressurized ventilation) 2. MCC rooms (housing intelligent + 35 Deg. C MCCs, VFD panels, TR controllers, RI/Os etc.) 3. Cable basements / tunnels B. Control Rooms 1. Control rooms – Air conditioned + 50 Deg. C + 24 Deg.
04.10.07. - All equipment will strictly conform to the General Specification, except where any deviations have been explicitly spelt out, specifically discussed and mutually agreed upon between the Contractor and the EMPLOYER. - The detailed specification and schedule of quantities will be worked out based on the detailed engineering to be carried out by the Contractor, for complete and proper execution of the specified tasks.
- Illumination levels of all units will be as indicated elsewhere in this specification. - The maintenance factor for design of illumination level will be considered as 0.6 for all areas. - For arriving at utilization factor, manufacturer's recommendation will be followed. - All rooms with false ceilings will be provided with recessed type decorative mirror optics fittings. - All MCC Rooms will have lighting switches near doors. - All decorative type fittings will be mirror optics type.
- HPSV lamp fittings will be provided with external electronic igniters and a built in sensor to sense failure of lamp and switch off igniters. - Single phase/three phase circuits are connected to RYB phase such that total connected load to each phase equal and phase balancing is achieved. - Stroboscopic effect will be corrected by providing power factor improvement capacitor and power phase distribution. Point wiring will be done through PVC insulated PVC sheathed Copper cable.
04.10.10. Control and Operational Requirement: 1. All the necessary controls, interlocks and annunciation as required for smooth, efficient and safe operation of the plant will be provided. 2. Contractor will provide suitable PLC based automation system including all hardwares and softwares to run the existing and new material handling plant in an integrated manner.
REMOTE interlocked route wise control of conveying system from the HMI at Dispatcher/ Control room. ii) Mechanism selector switch for selection of above modes of operation of each drive motor will be provided in the MCC / Control Panel / MCP. A selector switch box will be provided near respective Remote I/O station for HT motors. Local selection of any drive will be shown on the HMI screen with some sort of caution. iii) The local de-interlock mode is meant for testing and maintenance purpose only.
d) Selection of control mode in REMOTE of master selector switch for each material flow path block chain. On receiving start permissive signal from HMI, the operator will give ON command to start the desired conveying route. vii) Normal stop and Emergency stop of mechanism for each material flow path, P.B, switches for pre-start warning signal for each material flow path, start & stop P.B. switches of drives with independent operation etc. will also be mounted on desk/ HMI.
bearings and winding temperature. c) Combined fault HT switch gear for Each HT motor including power supply to MPR failure separately. e) Switching devices, flaps etc failed to close or open. f) Individual annunciation for HT motors bearings and winding temperature high alarm. g) Individual annunciation for following conditions of electrical system: - 11KV and 6.6 kV switchgear trouble - 415 switchgear trouble - Transformer trouble alarm. - Combined fault/trouble in bag filter system of D.
existing drives (to be upgraded as per technological requirements) for integrated operation of the overall CHP, CSP, and FFP with respective existing/new units as shown in configuration diagram and elsewhere. The approval / clearance of BSP / their representative will be taken before carrying out new installation for up gradation for existing conveyors / equipment.
pad. Weatherproof enclosures will be used for outdoor control panels. 02. Constructional Features Non-Draw out type. All other features will be similar to Intelligent type indicated in GTS 03 Incoming Feeder The incoming feeder will have: MCCB Ammeter and voltmeter with selector switch. 3 nos. current transformers 3 nos. indicating LED type lamps (R, Y, B) 3 nos.
04.10.13.03. Motorized Damper, Switching Device, Slide Valve, Diverter Gate, Flap Gate Etc. 01 The motor will be 3 phase squirrel cage TEFC class F insulated (temperature rise limited to 70 deg. C. over an ambient of 50 deg. C), IP55 enclosure both for motor switches & its terminal box, and with high starting torque and high stalling torque. The duty cycle will be S2-10 min or S4/ S5-1200 cycles per hour or S4/ S5-600 cycles per hour depending upon the rating and application of the actuator.
actuator for testing and maintenance purpose. Isolator along with starter for the actuator motor will be located in the Contractor's MCC. Separate power cable will be used for motor wiring. 04.10.13.04. Belt Weigh Feeders General Technical Specification (GTS) will be referred for detailed specification of Belt Weigh Feeders. 04.10.13.05. Belt Weigh Scales General Technical Specification (GTS) will be referred for detailed specification of Belt Weigh Scale. 04.10.13.06.
belt switch depend upon selection of control mode. Necessary electrics will be provided for desired operation of pumps, compressors, valves etc. for DS system. DS system will be interlocked with corresponding conveyors / technological equipment. DS system will have local manual and remote auto mode control. Compressor may be connected to nearest MCC considering location of Compressor house. Control panel for outdoor application will have weatherproof enclosure. 04.10.13.08.
sides for power supply to solenoid valves. d) Auxiliary contactor for control interlocking, and controls etc. e) Auto-manual selector switches, push button switches, indication lamps, various monitoring devices, terminals (with 20 percent spare terminals) and other circuit elements required for control and monitoring Solid State Bag filter timers. f) power supply monitoring 02 The bag filter timer will be solid state device suitable for dusty, tropical and specified aggressive environment.
cleaning operation of the bag filters as per lower set value of differential pressure. This set point will be independently adjustable. ii) The second set of N.O. contact will close at upper set value of differential pressure representing clogging condition of bag filter and will be used for signaling and monitoring. This set point will also be independently adjustable. The contacts will be rated for 5 Amp, 240V AC. iii) The DP switch will be suitable for outdoor installation.
SL. NO. UNITS ILLUMINATION LEVEL (LUX) tunnels TYPE OF LIGHT FITTINGS High bay as required. 3 Crusher house, other process and Technological Building 150 70W/150W, HPSV, well glass fittings and 250W High bay fitting as required 4. Office rooms 300 Trough type/Decorative recessed type, 2x40W, fluorescent tube light fittings. 5. Corridors, staircase walkways, 100 Trough type, 2x40W fluorescent tube light fittings with reflectors. 6. Control room, laboratories, instrumentation rooms.
proposes to submit within 2 weeks of LOI. The list will be approved by Client / MECON and may be modified if necessary. Each drawing/documents in the list will be identified with a serial number, description and scheduled date of submission. All the drawings will have complete forward & backward reference. Contractor will also furnish soft copies of all the drawings indicated below and drawings of technological layout/units.
interlocking and other schematics. 7. Shop/Unit wise Maximum Demand calculations 8. Relay settings with calculations for total network to ensure proper co-ordination. 9. Busbars sizing calculation with respect to temperature rise & short circuit withstand capacity. 10. Design Calculations for selection of main equipment such as transformers drive motors, AC drives, bus bars, cables, batteries etc. 11.
22. Scheme for Illumination system & emergency lighting system indicating sizes, ratings & locations of various LDBs & SLDBs. 23. Tentative Dimensions of panels. 24. Earthing and lightning protection scheme and layout of earthing and lightning protection network with calculations. 25. Basic interconnection scheme for FDA, Telecommunication & PA system. 26. Quality assurance plan for various electrical equipment. B. Detailed engineering drawings. (To be Submitted For Approval ) 1.
wiring diagram and circuit diagrams. 11. Wiring terminal plan drawings with cable connections. 12. Technical data sheets for Motor, Brake, Proximity switches & all field mounted electrics, GA drawings. 13. Interplant cable route drawings. 14. Layout of cable trays in cable cellars inside the substation & other electrical premises, cable channels, cable tunnel, overhead cable structures, cable shafts etc. 15.
2. HT/LT feeder requirement with individual maximum demand. 3. Control circuit diagrams. The control circuit diagram should be available on / inside of respective panel / LCS. 4. Static and dynamic loading of all major equipment 5. External connection diagram (panel wise and scheme wise). 6. Composite drawings showing circuitry of switch-gear remote panels, and other items pertaining to complete circuit for its proper functioning. 7.
22. Detailed technical literature / catalogue of manufacturers. 23. Graphic display sheets, report/data generation, fault listing etc. 24. Terminal plan drawings 25. System grounding/ earthing scheme 26. Application software documentation. program listings with detailed 27. Ladder Logic diagram /Statement Lists and software details. 28.
34. Other Drawings/documents : a) b) c) d) e) f) g) Operation & maintenance manual. Catalogues and manuals. All ”As-built” drawings. Soft copies of all drawings. Technical specification/data sheet of equipment. Instructions for storage/erection/testing/commissioning Commissioning report. The Contractor will submit all the drawings in Si-graph or equivalent format along with the multi user system software. D.
04.10.15. 10. As built drawings will be first Copy / Clear photo copy and will be properly arranged in suitable folders. The folders will have a list of all the drawings it contains on the front inside cover. Different folders will be used for different major categories like 11 kV switchgears, MCC / PDB, Drives etc. FORMAT FOR MOTOR DATA SHEET 1. PROJECT : 2. MAKE : 3. DRIVEN EQUIPMENT : 4. MOTOR TAG NO. : 5. QUANTITY : 6. VOLTAGE WITH VARIATION : 7. NO.
22. RATED VOLTAGE : 85 % OF RATED VOLTAGE : LOCKED ROTOR WITHSTAND TIME COLD : HOT : 23. ROTATION VIEWED FROM DRIVING END 24. GD SQUARE OF MOTOR 25. GD SQUARE OF DRIVEN EQUIPMENT : 26. WEIGHT OF MOTOR 27. POWER FACTOR AT 28. : : 50 % LOAD : 75 % LOAD : 100 % LOAD : EFFICIENCY AT 50 % LOAD : 75 % LOAD : 100 % LOAD : 29. SPACE HEATER WATTS/VOLTS : 30. TERMINAL BOX TYPE & : NO. OF TERMINALS 31. NO. OF STARTS PER HOUR : 32.
39. LOCATION OF TERMINAL BOX : POSITION FROM DE SIDE 40. LUBRICATION TYPE : 41 CABLE SIZE : 42. PAINT SHADE : 43. G.A., DIMENSIONS & MOUNTING : YES/NO DETAIL DRAWINGS ENCLOSED 44. DETAILS DRAWINGS FOR T.B. : YES/NO 45. PERFORMANCE CHARACTERISTICS : YES/NO CURVES VIZ. SPEED V/S CURRENT & SPEED V/S TORQUE ENCLOSED TOOLS & TACKLES (ANNEXURE-E01) Sl, No. Item Quantity (Nos.) 1. True RMS Digital Multimeter (hand held) 8 2. Digital tong tester (hand held) 8 CHAP-04.
3. Testing Jig for PLC (OEM supplied) 3 4. Low range ohm meter 4 5. Megger (0– 500V) 8 6. Megger (0-1000V) 5 7. Megger ( 0-2500V) 6 8. Earth Meggar 4 9. Milli ohm meter 2 10. Combination pliers 4 11. Nose pliers 6 12. Hand drills (pistol) 8 13. Allen key 6 Sets. 14. Ratcher Spanner Set 6 Sets 15. Ring Spanners of different sizes 7 Sets 16. DE Spanners of different sizes 8 Sets 17. Vibration monitor (hand held) 6 18. Soldering / de-soldering station 3 19.
Thumb drives Backup Tape for Servers Cleaning Tape Disk Imaging S/W for Server &clients 10 Nos 20 Nos 2 Nos 1 Set 35. Ethernet Analyzer 1 Set 36. Portable Oscilloscope 1 Set 37. Hydraulic fan puller 1 Set 38. Box Spanner Set 1 Set 39. Hydraulic Coupling Puller 1 Set 40. Hydraulic Bearing Puller 1 Set 41. Cable Fault Locator Machine 1 Set 42. Motorized torque range 1 Set 43. PCB Cutter 1 Set 44. Motor Checker 1 Set 45. Current Recording meter 1 Set 46. 1.5 mm/ 2.
1 2 3 II. 1 2 3 4 5. 6. 7. 8. III. 1. a) b) c) d) e) f) g) h) 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. HT Bushing 1 No. Winding temperature indicator with alarm &trip 1 No. contacts Gasket 1 No. LT Switch Gear Auxiliary Contact Set 5% of each type & rating. (minimum 1 set/No. of each type & rating) Closing Coils Tripping Coils - DO Ammeters - DO Voltmeters - DO Coils for the Contactors & Aux.
19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. IV. 1. Ammeters Ammeter selector switch Voltmeter selector switch Control switches Control MCBs Indicating lamps (LED) with holder Busbar support insulators Push buttons switches (start & stop) Contact block (2NO+2NC) for start & stop PB Actuator head for start & stop PB Local-off-Remote selector switch Control switch spring return type LOCAL CONTROL STATIONS Push buttons (start) 2. 3. 4. 5.
12. 13. 14. 15. 16. 17. 18. 19. 20. VII. Fused terminals with LED Special connectors/cables/ TERMINATORS Racks / Chassis Interposing relays / Relay Boards Ethernet switches Media converter Radio comm. Equipment including antena Load power supply Special cards in PC / servers/ clients / PG UPS 1. Thyristors 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. VIII. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. IX. 1. cell -DO-DO-DO-DO-DO-DO-DO-DO-DO- (Complete assembly) 5% of each type & rating. (minimum 1 set/No.
2. 3. X. 1. Electronic cards Display Units SAFETY AND LIMIT SWITCHES All Types of Limit Switches 2. 3. 4. 5. 6. 7. 8. 9. 10. XI. 1. Level Sensor / Switches Photo Electric Sensor Transducers Flow Switches Temprature Switches Proximity Switches Encoders Magnetic Switches Code Reader for Oven identification HYDRAULIC UNIT Solenoid Valves 2. 3. XII. 1. Oil Seals O-rings ILLUMINATION MCBs 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. type & rating) -DO-DO 5% of each type & rating. (minimum 1 set/No.
ANNEXURE – E-03 ADDITIONAL POINTS FOR AUTOMATION WITH RESPECT TO GTS Sl. No. GS Clause Additional Points for Automation 1. Ch-1, 06.03.01 Drawings of all listed categories (except fabrication drawings) will be submitted to EMPLOYER in minimum 6 sets. 2. Ch-1, 06.03.03 Original hardcopy documentation and manuals are to be supplied, for all relevant hardware, software, network, technology, etc. 3. Ch-3(Elect), For all equipment with redundant power supply, supply from two 1.02.15.01.A.2.
ANNEXURE-E04 SL. NO. DESCRIPTION 1. The HT and control cable from HTSS to the respective technological package will be routed through covered structural overhead cable gallery only. 2. All circuit breakers used for 6.6 KV and 11 KV unearthed system should be 1. VCB’s 2. They will be horizontal isolation type, trolley mounted and ground operated (non cassette type) 3. The jaw contacts (female) will be mounted on the breaker and will be drawout along with the breaker. 4.
NO. 1. All HT motor will have FCMA based soft starter. 2. For HT motor surge suppressors to be installed near the motor. 3. All HT motors will have fluid coupling. 4. HT motors less than 2.0 MW, condition monitoring equipment (temperature monitoring, vibration monitoring etc.) to be envisaged. For more than 2.0 MW, condition monitoring equipment (temperature monitoring, vibration monitoring and partial discharge monitoring etc.) to be envisaged. 5.
04.11 AUTOMATION SYSTEM (LEVEL-1) 04.11.01 GENERAL 01. This specification is intended to define the basic requirements for Automation (Level-1) system of the Coal Handling Plant (CHP) and Coke Sorting Plant (CSP) and Augmentation in Flux - Fuel Preparation and Plant Return Fines Handling for SP III (FFP) coming under the 7.0 MTPA Expansion of BHILAI Steel Plant (BSP) with a view to achieve smooth, efficient, safe, integrated and reliable operation of the process. 02.
system as per Automation Configuration Diagram (MEC/S/9101/11/E9/55/01/064.02/R1). In the new Automation system, provision will be kept for interfacing employer’s PLC and /or Remote I/O stations for all source and destination conveyors. 05.
Conveyors feeding to Augmentation in Flux - Fuel Preparation and Plant Return Fines Handling for SP III i.e. C7-3.5KW, C1-30KW & C2-45KW will be fed from new MCC under the scope of package. These Conveyors will be connected from new PLC of Augmentation in Flux Fuel Preparation and Plant Return Fines Handling for SP III. Suitable control cable and other accessories will be considered.
with CHP (Pkg-062), new Coke Oven Battery-11 & existing plants / shops as per Technological Material Flow Diagram for information exchange, interlocking and monitoring of the plant. Contactor will provide required hardware & software for interfacing of the offered automation system with the automation system of the above plants.
(MEC/S/9101/11/E9/55/01/064.02/R1)for CSP and (Drg. No: MEC/S/9101/11/E9/55/01/064.04/R3)MEC/S/9101/ 11/E9/0/00/00/ 064.04/R3 for Augmentation in Flux - Fuel Preparation and Plant Return Fines Handling for SP III) enclosed with this specification. Client-server based architecture will be considered for automation. Contactor will submit configuration diagram of the automation system provided by them accordingly.
20. Power & Control Supply monitoring of all mechanisms will be provided through PLC. 21. Status of UPS to be monitored through PLC / HMI. 22. All new PLCs supplied in this package, will be interfaced to Main PLC on Ethernet. Apart from main PLC as described in automation configuration drg., other PLCs (if) coming under this package shall interface with main PLC of CHP/CSP/FFP 23. The communication networks will be dully tested & certified by authorized agency. 24.
The scope of work and supply will include but not limited to the following: 1. Automation system as per the facilities indicated in the Automation System Configuration diagram (Drg. No: MEC/S/9101/11/E9/55/01/ 064.01/R1) for CHP & Drg. No: (MEC/S/9101/11/E9/55/01/064.02/R1)for CSP and (Drg. No: MEC/S/9101/11/E9/55/01/064.04/R3)MEC/S/9101/ 11/E9/0/00/00/ 064.
Contactor will also consider input interposing relays for field mounted proximity switches in the I/O chassis. 3. Preferred Makes of individual equipment i.e. PLC systems, Workstations, Servers, Engineering stations, printers etc., will be in line with GS-13. All the Hardware in Individual Systems will be from the same product series. 4. All required software i.e. System software, HMI software, Application programmes etc.
12. Fully wired cabinets/ panels, etc with MCBs, Fuses, CFL Lamps, Universal type service sockets, Earth strips, etc. 13. Control room furniture for CSP dispatcher 14. In existing Control Room/Dispatcher –CR1 of Augmentation in Flux Fuel Preparation and Plant Return Fines Handling for SP III, existing 4 monitors will be replaced by new TFT monitor of size 22”, identical to new monitors for aesthetic looks. 15. Submission of drawings and documents as per mentioned at clause no. 06.11.05 of this CS.
22. Contactor will involve Employer / Mecon in control philosophy development, design of application software and hardware, drawing up of software specifications, software development, off-line testing etc. 23. All tests on software, hardware, network, communication etc. will be carried on the basis of a pre-agreed protocol clearly listing out steps involved in testing with its responsibility and minimum expected results as per specifications, engineering and other documents. 24.
05. All the new MCCs of CHP and CSP and MCPs of CHP, CSP and FFP will be of Intelligent Type. i.e. every controller (DOL/RDOL feeder) will have an intelligent relay having capability to communicate directly with PLC Controller. Power supply feeders in MCC need not to communicate with PLC except of those feeders which feed to other Process MCCs & ACB/MCCB incomers. 06. All the HT breakers & LT breakers in PCC will also have communication ability to Automation system. 07.
automation permission. For this purpose, specific menu will be provided with operator workstation for such drives. 15. Local De-interlock mode of operation will be used only for adjustment, maintenance and testing purpose. After the selector switch at MCC / MCP is selected to Local De-interlock mode and Operator/PLC permission is obtained from Control room, the drives/valves can be started/opened/closed from Local control stations using start/open/close push buttons.
Route wise operation of offered CHP (under Pkg-064) of the Contactor and Coal transportation system (under Pkg-062) of the employer will be operated from a common dispatcher D2. The Despatcher D2 building is located near COB#11 and is in Employer’s scope covered under Package 062. The Contactor will supply PLC, Engineering Station, Work Station, Emergency Work Station etc. as per Automation Configuration Drawing (No.- MEC/S/9101/11/E9/0/00/00/064.01/R1) of CHP.
03. Control room and Despatcher will also have facility of Toilet block. Central control room will have one conference room (with Table & Chairs for 12 persons) & Pantry. However Contactor may accommodate some of these facilities on floor below Control room also, during detail engineering. 04. Control desk (for installation of HMIs & Engineering Stations etc) will be of most modern & aesthetic design with Cable Management system. 04.11.
02. Input/ Output list. 03. Terminal diagram of all the RI/O & Marshalling panels. 04. Cable schedule and specification. 05. System grounding scheme. 06. Formats and work sheets for generation and display of overview, groups, loops, graphics, alarms, operator’s guide messages, real time & historical trends, log & shift formats. 07. Detailed listing of application software, system software, HMI software, etc and the number of licenses. 08.
DATA SHEETS EPI – New Delhi Volume-2B, Rev.
01.00 A. 01. TECHNICAL DATA SHEET (To be filled by the vendor) Air compressors Manufacturer's Name & address : Model No. : Type : No. provided : Rated capacity Nm3/min : Rated discharge pressure, kgf/cm2g : kW input at motor terminal : Motor rating : Air temp. at delivery after after-cooler at rated capacity and pressure, deg.C. : Screw Speed, rpm 1st stage (male & female) 2nd stage (male & female) 02. : : Oil content in the air at outlet of air compressor, ppm.
Space required for pulling out tube assembly of intercooler & aftercooler 03. B. C. D. : Moisture separator Make : Type : Model : Number : Design standard/code for pressure vessel : Shell material and thickness : Design pressure,kgf/cm2 (g) : Moisture content after separator : Type : Make : Rated kW at 50 deg.C : Rated kW at 40 deg.C : Rated voltage & system condition : Frame size.
E. Capacity : Overall dimensions : Wall plate thickness : Plate material : Design Pressure : Working Pressure : COOLING TOWER FOR COMPRESSOR COOLING Make & Model : Type : Quantity : Overall size of cooling tower : Capacity of cooling in TR.
