Unit installation

41
TYPICAL SCHEMATIC WIRING DIAGRAM
POWER SUPPLY ONLY.
6. NEUTRAL LINE REQUIRED ON 380V-3Ph-60Hz
4. DISCONNECT MEANS AND BRANCH CIRCUIT PROTECTION
FOR 12 HRS. MINIMUM, BEFORE STARTING THE COMP.
3. USE COPPER CONDUCTORS ONLY.
SHALL BE PROVIDED BY INSTALLER
5. IF POWER SUPPLY HAS BEEN INTERRUPTED FOR A
1. FUSES TO BE DUAL ELEMENT TYPE.
2. ALL FIELD WIRING TO COMPLY WITH LOCAL CODES.
LONG PERIOD, CRANKCASE HEATERS MUST BE ENERGIZED
2
HEATER
7O
7C R71
REMOVE JP3
13A
3A
13B
3B
ECONOMIZER CONNECTION (OPTIONAL)
EQUALIZER CONNECTION (OPTIONAL)
GND
REMOTE MONITORING CONNECTION (OPTIONAL)
TO MB (50)
TO CCA2-1
TO CCA1-1
TO MB (20)
GATEWAY
TO
COMPRESSOR PART WIND WITH CIRCUIT BREAKER OPTION
L1CT1C
COMP
1
CC3
CBA3-1
COMPRESSOR CONTACTOR CONNECTION FOR PART WIND START
FOR PART WIND START TIME DELAY SWITCH (TDS) OPTION
IF THE COLLER HEATER TAPE IS ENABLE HGBS IS NOT POSSIBLE
1
1
CC1A-2
CC2A-2
ECO2
SL.E1
SL.E2
ECONOMIZER 2
EQUALIZER 1
EQUALIZER 2
2
2
2
IS485
ECO1
-
+
BOARD (COM2)
ECONOMIZER 1
2
TO MAIN
OLR1
1
CC1A-2
1
12A
61A
CC1
CBA1-1
T2A T1A
22A
T3A
CB1
CC1
L3
L2
HVTB
L2A
L1A
L3A
L1
TDS2-1SEC
TDS1-1SEC
61A
61B
62A
62B
2
CC3
CC4
2
2
2
OLR2
OLR3
2
2
1
12B
D2 (MB)
T3C T2C
23A
1
61B
CC2A-2
CC2
CC4
T3B
22B
T2B T1B
CBA2-1
T3D
T1D
T2D
COMP
2
CBA4-1
CB3
CC3
L2C L3C
15
L3B
CB2
L1B
L2B
CC2
L3D
L1D
L2D
OLR4
D7 (MB)
23B
CB4
CC4
1
1
CB1A-1
CB2A-1
LPS CONNECTION WITH CB (OPTIONAL)
LPS CONNECTION WITH OUT CB (OPTIONAL)
1
1
LPS1
LPS2
63A
63B
REMOVE JP2
REMOVE JP3
CONTROL PANEL
FAN2
FAN1
CONTROL PANEL
COMP1
MB
R7
GROUND FAULT PROTECTION OPTION.(GFP)
UVM CONNECTION
UNIT CONTROLS.
PHASE MATCHED WITH
ON UVM TO BE
TERMINAL A,B,& C
UNIT EMERGENCY OPTION
UNIT EXTERNAL ENABLE/DISABLE OPTION
HOT GAS BYPASS OPTION
MB
1
1
wire number, 70A/71A for
Comp 1 and 70B/71B for
COOLER HEATER TAPE OPTION
IF THE HGBS IS ENABLE COOLER HEATER TAPE IS NOT POSSIBLE
Current Transformer
23A
23B
MAIN BOARD
63A
63B
CB4A-1
REMOVE JP2
CB3A-1
22A
22B
LPS1
LPS2
D7(MB)
D2(MB)
A2/D2
A7/D7
COMP FAN 2
FAN4 FAN6
COMP FAN 1
FAN LAYOUT
FAN3 FAN5
FAN8
FAN7
1
7C
1
ATB
ATB
1
Comp 2
Comp 2.
Comp 1
COMP LAYOUT
COMP2
NOTE:
EARTH FAULT RELAY
VFC FROM CUSTOMER PANEL
15
7O
HGBS
VFC
2
2H
ATB
VFC FROM CUSTOMER PANEL
REMOVE JP2A
REMOVE JP3A
65A
EFR2
VFC
31
31
32
32
EFR1
65A
A3/D3 (MB)
A8/D8 (MB)
2G
ATB
32 31 34
NOTES
T2
70A/B
71A/B
COMP
TI
L3
L1
L2
1A
12
A1 A2
UVR
1
UVM
JU3 1-2 CLOSED
1-2 CLOSED
1-2 CLOSED
1-2 CLOSED
JU19
JU12
JU10
JUMPER SETUP ON
1-2 CLOSED
1-2 CLOSED
1-2 CLOSED
1-2 CLOSED
1-2 CLOSED
1-2 CLOSED
1-2 CLOSED
1-2 CLOSED
1-2 CLOSED
CLOSEDTU2
JU6
JU7
JU9
JU4
JU8
JU5
JU13
JU15
JU11
TD2
TL2
CLOSED
OPEN
MAIN BOARD
C1X7 D1
C2
X8
T2
T1
D2
DT2
DT1
USE FOR
0B1 EEVB
ONLY
** DISCHARGE TEMP SENSOR CONNECTION
EEVB
FT THERMAL MAGNETIC CB FAULT TRIP CONTACTS
SERIAL COMMUNICATION PORT
TERMINAL BLOCK OR TERMINATION POINT
SOLID STATE PROTECTION SYSTEM
PE POTENTIAL EARTH
BOARD JUMPERSJU/TU/TL/TD
JUMPER
UNLOADER
FIELD WIRING
FIELD SUPPLY
ECONOMIZER SOLENOID
DIGITAL COMMON
THERMISTOR 1
LEGENDS ON MAIN BOARD
COMMON
DIGITAL OUT 1
DIGITAL INPUT1
SLAVE/ AUXILLIARY BOARD
MASTER/ MAIN/ MOTHER BOARD
HIGH PRESSURE SWITCH
HIGH VOLTAGE TERMINAL BLOCK
CONTROL SWITCH
PROPORTIONAL BAND
OVERLOAD RELAY
TEMPERATURE SENSOR
LOW PRESSURE SWITCH
UNDER VOLTAGE RELAY
TIME DELAY SWITCH
TRANSFORMER
PRESSURE TRANSDUCER
NEUTRAL TERMINAL BLOCK
UNDER VOLTAGE MONITOR
HOT GAS BYPASS SOLENOID
SHIELD
LPS
MB
UL
SLE
SB
*
DC
T1
SH
C/1C..
1O...
A../D..
X52/X53
JP
NTB
PT
HPS
OLR
F
HGBS
HVTB
TS
TDS
S1
UVM
UVR
SSPS
P
TRANS
FUSE
THERMAL MAGNETIC CIRCUIT BREAKER AUXILIARY
DISCHARGE TEMPERATURE SENSOR
FAN MOTOR
FLOW SWITCH
CHILLED WATER PUMP
EARTH TERMINAL BLOCK
FAN MOTOR CONTACTOR
COMP.CONTACTOR AUXILIARY
COMPRESSOR CONTACTOR
CBA
FM
ETB
FLS
DT
CWP
FMC
CCA
CC
COMPRESSORCOMP