Specifications

121
NLUO PMC CONTRACTOR
SIGNATURE AND SEAL SIGNATURE AND SEAL SIGNATURE AND SEAL
Low voltage cables shall be aluminum conductor, PVC insulated, Screened, armoured, multi strand construction. The
cables shall conform to IS 1554 Part I in all respects. Cables shall be laid in tray/Hume pipe/in readymade trenches etc.,
as required.
The sizes of cables shall be selected to limit the voltage drop during running and voltage dip during starting to 5% and
10% respectively. Adequate derating factors shall be considered
RATING - The cable shall be rated for a voltage of 1100 Volts.
CORE IDENTIFICATIONS
Cores shall be provided with the following color scheme of PVC insulation:
1 core : Red/Black/Yellow/Blue
2 core : Red and Black
3 core : Red, Yellow and Blue
3 1/2 / 4 core : Red, Yellow, Blue & Black
Cable with all accessories for Looping.
Supply of PA system Cables for speakers 2C X 1.5sq.mm, screened, armoured, multistranded with termination of cable
wherever required and applicable.
3.C. EMERGENCY LIGHTING SYSTMEM:
EMERGENCY LIGHTING CONTROL PANEL:
Emergency control panel conforms to SFS - EN- 50172 either locally or remote access, Emergency Lighting Control Panel with
two lighting lines with maximum of 254 devices on both lines, up to 127 devices per line, luminare line length 500/1000 Meters. The
System shall work on Extra Low Voltage and shall be addressable. Complies with BS5266. Supports 2 lighting lines with 127
points per line. Slim profile - only 100mm deep. Robust design . Model number is as specified in the BOQ.
3.1TRANSFORMER:
ELS Panel Transformer 230 V with an output of 35V AC and is placed between mains and EL2 Control panel
3.2EXIT SIGNAGE – 20 METERS RANGE:
Addressable Exit Signage visible from 20 mtrs with integral battery capacity of 3 hrs and bi-colored LED status indicator.
Available in Left, Right, Down signs. Comply with BS5266. EL-20 visible at 20 metres. EL-40 visible at 40 metres. LED
technology. Integral back-up battery inside ‘cup’. Hinged to fit to any surface angle. Range of arrow directions. Model number is as
specified in the BOQ.
3.3EXIT SIGNAGE – 40 METERS RANGE: