Calorex Pro-Pac Series Owners & Installation Manual page 22

PR0-PAC SYSTEM OWNER INSTALLATION MANUAL
NEUTRAL
MAINS LIGHT
FRIDGE CIRCUIT 1
REVERSING VALVE
CHILL
LIGHT
FLOW OK LAMP
COMP 1
CONTACTOR
A1 A2
DEFROST
LIGHT
COMP 2
CONTACTOR
A1 A2
FRIDGE CIRCUIT 1
VALVE,COIL
(LIQUID LINE SHUT OFF)
FRIDGE CIRCUIT 2
VALVE,COIL
(LIQUID LINE SHUT OFF)
22
PP90BHC THREE PHASE (400V 3 N~ 50Hz)
MCB CONTACTS / MCB ALARM CONTACTS / MCB AUX
CONTACTS SHOWN WITH CIRCUIT BREAKER MANUALLY
SWITCHED TO THE ON CONDITION.
WATER FLOW SWITCH CONTACTS SHOWN WITH WATER
FLOW AT MAXIMUM RATE.
(N) 2
FRIDGE CIRCUIT 2
REVERSING VALVE
(N/O) 8
(N/C) 9
RELAY
(R1)
B A
9 (COM) 6 (N/O)
3 (N/C)
CHILL LIMIT
LIGHT
7 (COM)
4 (N/O)
(N/O) 4
1 (N/C)
(N/C) 5
TEMP OK
LIGHT
RELAY (R2)
B
DELAY TIMER (2)
(6 MINS)
A2 A1
18 (N/O) 15 (COM) (COM) 7
16 (N/C)
18 (N/O)
15 (COM) (COM) 9
16 (N/C)
A2 A1
DELAY TIMER (3)
(7 MINS)
MCB SETTINGS
CONTROL COMPRESSORS 1 & 2 FANS 1 & 2
2.5A 23.6A 1.1A
(N/O) 64
HEATER COMP 1
(N/C) 22
U (N/O) 2
COMP
V (N/O) 4
1
W (N/O) 6
COMP 1
CONTACTOR
(N/O) 64
HEATER COMP 2
(N/C) 22
U (N/O) 2
COMP
V (N/O) 4
2
W (N/O) 6
COMP 2
CONTACTOR
ALL OTHER CONTACTS SHOWN IN DE-ENERGISED STATE
BUT WITH REFRIGERATION CIRCUIT FULLY CHARGED.
WHERE CONTACTS ARE MARKED (N/O) OR (N/C) ON CIRCUIT
DIAGRAM ABOVE CONDITIONS APPLY
1 (L)
DIGITAL
STAT
(2 STAGE)
7 (COM)
6
(COM) (N/O) 4 7 (COM)
(N/C) 1
B A
RELAY (R3)
DELAY TIMER (1)
12 HOURS
A2 A1
18 (N/O)
A 15 (COM)
16 (N/C)
RELAY (R4)
B A
RELAY (R5)
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)
6 (N/O) 7 (COM) (COM) 9
(N/O) 4 6 (N/O)
3 (N/C)
1 (N/C)
(COM) 7
B A
4 (N/O)
RELAY (R6)
B A
RELAY (R7)
A1 A2
(N/O) 2 1
FAN
(N/O) 4 3
1
(N/O) 6 5
FAN 1 CONTACTOR
A1 A2
(N/O) 2 1
FAN
(N/O) 4 3
2
(N/O) 6 5
FAN 2 CONTACTOR
63 (AUX)
21 (AUX)
1
3
5
63 (AUX)
21 (AUX)
1
3
5
dxf from d558750s2
L1 L2
12
(N/C)
INTERLOCK
TERMINALS
FAULT
LIGHT
1
FAULT LIGHT
2
FAULT LIGHT
(N/C) 2 1
(N/C) 4 3
(N/C) 6 5
FAN 1 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
(N/C) 2 1
(N/C) 4 3
(N/C) 6 5
FAN 2 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
(N/C) 2 1
(N/C) 4 3
(N/C) 6 5
COMP 1
CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
(N/C) 2 1
(N/C) 4 3
(N/C) 6 5
COMP 2
CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
SD566250 ISSUE 35
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