HPS OPTION
FAN MOTOR CONTROL CONNECTION
(APPLICABLE FOR FM WITH T.O.P)
N
TO NTB
L2
TO HVTB
BM WITH EXTERNAL OLR
CONNECTION APPLICABLE FOR
1PH FM ONLY
CRANKCASE HEATER CONNECTION
A. UNIT ON & OFF INDICATION OPTION
3. VOLT FREE CONTACT OPTIONS
1. UVM OPTION
2. SMOKE DETECTOR OPTION
STANDARD OPTIONS
C. BM ON,OFF & TRIP INDICATION OPTION
TYPICAL SCHEMATIC WIRING DIAGRAM
MODELS : PT090 - PT120 (Dual compressor units)
LEGEND
AR
AUXILIARY RELAY
AFS
AIRFLOW SWITCH
ATB
AUXILIARY TERMINAL BLOCK
BM
BLOWER MOTOR
BMC
BLOWER MOTOR CONTACTOR
CC
COMPRESSOR CONTACTOR
CCA
AUXILIARY CONTACT
CB
CIRCUIT BREAKER
C. HTR CRANKCASE HEATER
COMP
COMPRESSOR
ECB
ELECTRONIC CONTROL BOARD
FCS
FAN CYCLING SWITCH
F
FUSE
FL
FUSE LINK
FM
FAN MOTOR (CONDENSER)
FMC
FAN MOTOR CONTACTOR
FR
FAULT RELAY
HC
HEATER CONTACTOR
HPS
HIGH PRESSURE SWITCH
HVTB
HIGH VOLTAGE TERMINAL BLOCK
HTR
HEATER
JP
JUMPER
L1
LINE 1
L2
LINE 2
L3
LINE 3
LPS
LOW PRESSURE SWITCH
LUG
LUG GROUND
NTB
NEUTRAL TERMINAL BLOCK
O/L
OVER LOAD
OHT
OVER HEAT THERMOSTAT
PDS
PUMP DOWN SOLENOID
SSPS
SOLID STATE PROTECTIVE SYSTEM
SD
SMOKE DETECTOR
TRANS TRANSFORMER
T'STAT THERMOSTAT
UVM
UNDER VOLTAGE MONITOR
FIELD WIRING
DISCONNECT TAB - 1/4"
SPLICE-CLOSED END
TERMINAL BLOCK OR TERMINATION POINT
_ _ _
+
NOTES
1. POWER SUPPLY, 380/415V-3PH-50Hz.
2. ANY WIRE REPLACEMENT SHOULD BE OF 90
0
C OR ITS
EQUIVALENT. USE COPPER CONDUCTOR WIRES ONLY.
3. IF PDS & HEATERS ARE FACTORY INSTALLED, PLEASE
READ BROKEN LINES AS CONTINUOUS LINES.
4. POWER MUST BE SUPPLIED TO CRANKCASE HEATER FOR
MINIMUM OF 12 HOURS PRIOR TO SYSTEM START UP.
IF POWER IS OFF 6 HOURS OR MORE, CRANKCASE
HEATER MUST BE ON FOR 12 HOURS BEFORE OPER-
ATING THE SYSTEM.
FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RE-
SULT IN COMPRESSOR DAMAGE.
5. FUSED DISCONNECT SWITCH OR CIRCUIT BREAKER
TO BE PROVIDED BY CONSUMER WITH RATING AS
RECOMMENDED BY COOLINE.
6. COMPRESSORS ARE PROVIDED WITH INTERNAL OVERLOAD.
7. IF ANY CHANGE IN DIP SWITCH SETTING IS REQUIRED,
TURN OFF POWER FIRST & SET REQUIRED SETTING.
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