Table of Contents
Advertisement
Electrical Wiring
Diagrams
3.6. Diagram abbreviations descriptions
Mark
Name
MCn
Compressor Motor
MF11-N6
Condenser Fan Motor
MI
Main Isolator
CMC1
Contactor for Compressor Motor
Contactor for Compressor Motor
CMCsn
(Start Operation)
(Start Operation)
Contactor for Compressor Motor
CMCDn
(Delta Operation)
(Delta Operation)
CMF11-N2
Contactor for Condenser Fan Motor
EFCn
Fuse for Compressor Motor
Overcurrent Relay for Compressor
ORCn
Motor
EFF11-N4
Fuse for Condenser Fan Motor
ITC1-n
Internal Thermostat for Compressor
ITFn5,n6
Internal Thermostat for Fan Motor
CHn
Crankcase Heater
ARn,H,R
Auxiliary Relay
PSHn
High Pressure Switch
Pdn
High Pressure Sensor
Psn
Low Pressure Sensor
THMi
Inlet Water Temperature Thermistor
Outlet Water Temperature
THMW01n
Thermistor
THMr2 n
Cooler Inlet Refrigerant Thermistor
Suction Gas Temperature
THMn
Thermistor
THMIwon2
Water Temperature cooler backside
THMd n
Discharge Gas Thermistor
PFCn
Fuse holder for Compresor Motor
Fuse holder for Compresor Fan
PFFn
Motor
THMa
Ambient Temperature Thermistor
NFn
Noise Filter (PCB)
NFA,B,11~9N
Noise Filter (PCB)
MVn
Electronic Expansion Valve (Exp.v)
CT1,2
Current sensor
FF11~N4
Fan fi ve protection
MFFn
Fan motor inside Electrical Box
CA11~N6
Capacitors for Fan
EF1~3, R,S,T
Fuse
SV11-N1
Solenoid Valve for Starting
SV12-N2
Solenoid Valve for Load-down
SV13-N3
Solenoid Valve for Load-up
TMn
Hour Meter
PCBA
Printed Circuit Board for Display
pag. 48
Remark
or optional Circuit
Breaker
or optional Circuit
Breaker
OFF: 2.74Mpa
ON: Manual Reset
Or optional Circuit
Breaker
Or optional Circuit
Breaker
12A
6A
SMGB0003 rev.0 - 01/2007
Mark
Name
PCBB1,B2
Printed Circuit Board for Operation
PCBC1,C2
Printed Circuit Board for CPU
PCBD1
Printed Circuit Board for Relay
PCBE11~
Printed Circuit Board for Fan Control
PCBF1,F2
PCB for Electronic Expansion Valve
PCBG1,G2,G3
PCB for DC Fan control
Water Pressure Switch,
WP
Water Flow Switch
SVEn
Solenoid Valve for Economizer
PSWn
Pressure Switch for Economizer
EHn
Cooler Heater
TF1,2,3,4,5,6,7
Transformers
4WNn
4-way valve
SW2~8
External Swich
Pilot Lamp for caution signal (from
CL
Fans)
Push Button Switch for Starting
PBSR1
(REMOTE)
(REMOTE)
Push Button Switch for Stoppage
PBSR2
(REMOTE)
(REMOTE)
Pilot Lamp for Remote Indication
RLn
(Unit Operation)
Pilot Lamp for Remote Indication
OLn
(Alarm)
CMP
Contactor for Pump
TRP
Thermal Relay for Pump
N:1~n
Symbol
Terminals
Closed-end Connector
Field-supplied
– ·· – ·· –
Field Wiring
– – – – –
Earth Wiring
–––––––
Factory wiring
N
1
R(C/H)UE 40, 50, 60, 70, 80AG2
2
RC/H)UE 100, 120,140, 160AG2
3
R(C/H)UE 180, 210, 240AG2
4
RCUE 280, 320AG2
5
RCUE 350,400AG2
Remark
Option
Field Supplied
Description
Model
Hide quick links:
Advertisement
Chapters
Table of Contents
Troubleshooting
