N
MCB SETTINGS
CONTROL
COMPRESSORS
2.5A
19.8A
SMART CLOCK
FEED TERMINALS
(N) 8
9 (L)
(N/O) 4
A2
A1
(N/C) 1
DELAY TIMER (2)
(6 MINS)
B
RELAY (R7)
FRIDGE CCT 1
VALVE COIL
(LIQUID LINE SHUT OFF)
A1
A2
COMPRESSOR 1
CONTACTOR
DEFROST LIGHT
COMPRESSOR 2
CONTACTOR
A1
A2
(N/O)
DELAY TIMER (4)
(1 MIN)
FRIDGE CIRCUIT 2
VALVE COIL
(LIQUID LINE SHUT OFF)
RELAY (R9)
B
(N/O) 4
A2
A1
(N/C) 1
DELAY TIMER (3)
(6 MINS)
SD566251 ISSUE 36
PROPAC 90BH THREE PHASE (400V 3N~ 50Hz)
MAINS LIGHT
FANS
1.10A
RELAY (R1)
B
7 (COM)
(N/O) 6
A
9 (COM)
(N/C) 3
(N/O) 5
8 (COM)
(N/C) 2
(N/O) 4
7 (COM)
(N/C) 1
B
A
RELAY (R6)
DELAY TIMER (2)
18 (N/O)
15 (COM)
(COM) 7
16 (N/C)
DELAY TIMER (3)
18 (N/O)
15 (COM)
(COM) 9
16 (N/C)
RELAY (R8)
B
A
(N/O) 4
7 (COM)
(N/C) 1
(N/O) 5
8 (COM)
(N/C) 2
A
(N/O) 6
9 (COM)
(N/C) 3
7 (COM)
COMPRESSOR 1
HEATER
(N/C) 22
21 (AUX)
L1
(N/O) 2
1
COMP
L2
(N/O) 4
3
1
L3
(N/O) 6
5
COMPRESSOR 1
COMPRESSOR 2
CONTACTOR
HEATER
(N/C) 22
21 (AUX)
L1
(N/O) 2
1
L2
(N/O) 4
3
COMP
2
L3
(N/O) 6
5
COMPRESSOR 2
CONTACTOR
(N) 2
1 (L)
INTERLOCK
TERMINALS
(N/O) 4
6 (COM)
(N/C) 5
SENSOR
DELAY TIMER (1)
(12 HRS)
A2
A1
18 (N/O)
A
15 (COM)
16 (N/C)
RELAY (R2)
B
A
RELAY (R3)
1 (N/C)
(COM) 7
B
A
4 (N/O)
3 (N/C)
4 (N/O)
(N/O) 4
7 (COM)
(COM) 9
6 (N/O)
1 (N/C)
(N/C) 1
(N/C) 1
3 (N/C)
7 (COM)
(COM) 9
6 (N/O)
(N/O) 4
6 (N/O)
3 (N/C)
1 (N/C)
(COM) 7
B
A
4 (N/O)
RELAY (R5)
B
A
RELAY (R4)
A1
A2
U1
(N/O) 2
1
(N/C) 2
FAN
V1
(N/O) 4
3
(N/C) 4
1
W1
(N/O) 6
5
(N/C) 6
FAN 1
CONTACTOR
A1
A2
TRIP / OFF = BREAK CONTACT
U1
(N/O) 2
1
(N/C) 2
FAN
V1
(N/O) 4
3
(N/C) 4
2
W1
(N/O) 6
5
(N/C) 6
FAN 2
CONTACTOR
TRIP / OFF = BREAK CONTACT
(N/C) 2
(N/C) 4
(N/C) 6
COMPRESSOR 1
CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
(N/C) 2
(N/C) 4
(N/C) 6
TRIP / OFF = BREAK CONTACT
L1 L2 L3
12 (N/C)
FAULT
LIGHT
1
3
5
FAN 1 CIRCUIT
BREAKER
1
3
5
FAN 2 CIRCUIT
BREAKER
1
3
5
1
3
5
COMPRESSOR 2
CIRCUIT BREAKER
17