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SAGINAW CONTROL & ENGINEERING • A/C USER MANUAL
B
Mc
Compressor
Ma
Ambient Fan
Mi
Internal Fan
TS
Temperature Sensor
PDB
Phase Detection Board
CE
Condensate Evaporator
CH
Compressor Heater
HR
Heater Relay
IH
Internal Heater
C
Controller
C1
Contractor
R1
Motor Overload Protector
AR
Alarm Relay
X4
Electrical Supply Connections
1 L1 - 380-415/400-460 V 50/60 Hz 3~
2 L2 - 380-415/400-460 V 50/60 Hz 3~
3 L3 - 380-415/400-460 V 50/60 Hz 3~
4 Earth/Ground
5 P1 High Temp alarm NO
6 P2 High Temp alarm COM
7 P3 High Temp alarm NC
8 T1 Door Switch Contact
9 T2 Door Switch Contact
Notes:
#1
For supply ranges 380-415 V 50 Hz and 400-420 V 60 Hz, bridge 5 & 6 on X4
#2
For supply range 420-460 V 60 Hz, bridge 6 & 7 on X4
13. Wiring Diagram
13
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