N
MAINS LIGHT
SMART CLOCK
FEED TERMINALS
(N) 8
9 (L)
RELAY (R2)
B
A
A2
A1
DELAY TIMER (4)
COMP 1 CONTACTOR
(30 SECS)
(N/O) 74
COMP 2 CONTACTOR
FAN 1 CONTACTOR
A1
A2
(N/O) 74
FAN 2 CONTACTOR
A2
A1
DEFROST
LIGHT
FRIDGE CIRCUIT 1
REVERSING VALVE
FRIDGE CIRCUIT 2
REVERSING VALVE
DELAY TIMER (6)
(3 SECS)
A2
A1
RELAY (R4)
15
(N/O) 18
B
A
(COM)
(N/C) 16
COMPRESSOR 1 CONTACTOR
A2
A1
COMPRESSOR 2
CONTACTOR
(N/O)
A2
A1
DELAY TIMER (7)
(1 MIN)
COMPRESSOR 1
HEATER
FRIDGE CIRCUIT 1
COMP
VALVE COIL
(LIQUID LINE SHUT OFF)
COMPRESSOR 2
HEATER
FRIDGE CIRCUIT 2
COMP
VALVE COIL
(LIQUID LINE SHUT OFF)
SD566251 ISSUE 36
PROPAC 90BHY THREE PHASE (400V 3N~ 50Hz)
(N)
2
1 (L)
(N/O) 4
6 (COM)
(N/C) 5
73 (AUX)
(N/O) 6
9 (COM)
73 (AUX)
(N/C) 3
(N/O) 4
7 (COM)
(N/C) 1
2 (N)
1
3 (N/O)
(COM)
(COM) 8
5 (N/O)
4 (N/C)
2 (N/C)
B
A
(N/O) 18
15 (COM)
RELAY (R3)
(N/C) 16
A2
A1
DELAY TIMER (5)
(3 SECS)
DELAY TIMER (2)
(6 MINS)
(N/O) 4
7 (COM)
A2
A1
(N/C) 1
18 (N/O)
15 (COM)
16 (N/C)
B
A
RELAY (R6)
DELAY TIMER (3)
(6 MINS)
(N/O) 4
7 (COM)
A2
A1
(N/C) 1
18 (N/O)
15 (COM)
16 (N/C)
B
A
RELAY (R8)
FAN
1
FAN
2
(N/C) 62
61 (AUX)
(N/O) 84
83 (AUX)
L1
(N/O) 2
1
L2
(N/O) 4
3
1
L3
(N/O) 6
5
COMPRESSOR 1
SOFT START
CONTACTOR
IF FITTED
(N/C) 62
61 (AUX)
(N/O) 84
83 (AUX)
L1
(N/O) 2
1
L2
(N/O) 4
3
2
L3
(N/O) 6
5
COMPRESSOR 2
SOFT START
CONTACTOR
IF FITTED
PHASE ROTATION
RELAY
L1
(COM) 11
L2
(N/O) 14
L3
INTERLOCK
TERMINALS
(N/O) 6
9 (COM)
(N/C) 3
(N/O) 4
7 (COM)
(N/C) 1
COMP 2 CONTACTOR
(N/O) 54
COMP 1 CONTACTOR
3 (N/O)
1 (COM)
(COM) 8
5 (N/O)
(N/O) 54
4 (N/C)
2 (N/C)
2 (N)
DELAY TIMER (1)
(12 HRS)
A2
RELAY (R1)
18 (N/O)
B
A
16 (N/C)
(COM) 9
6 (N/O)
3 (N/C)
(N/O) 4
7 (COM)
(N/C) 1
9 (COM)
(N/O) 6
(N/C) 3
B
A
RELAY (R5)
(COM) 7
4 (N/O)
1 (N/C)
(N/O) 4
7 (COM)
(N/C) 1
(N/O) 6
9 (COM)
(N/C) 3
B
A
RELAY (R7)
(N/O) 2
1
(N/C) 2
1
(N/O) 4
3
(N/C) 4
3
(N/O) 6
5
(N/C) 6
5
FAN 1 CONTACTOR
FAN 1 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
(N/O) 2
1
(N/C) 2
1
(N/O) 4
3
(N/C) 4
3
(N/O) 6
5
(N/C) 6
5
FAN 2 CONTACTOR
FAN 2 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
(N/C) 2
1
(N/C) 4
3
(N/C) 6
5
COMPRESSOR 1 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
(N/C) 2
1
(N/C) 4
3
(N/C) 6
5
COMPRESSOR 2 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
L1 L2 L3
CONTROL CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
(N/C) 2
1
(N/C) 4
3
(N/C) 6
5
FAULT
LIGHT
53 (AUX)
53 (AUX)
A1
15 (COM)
21