Calorex Pro-Pac Series Owners & Installation Manual page 20

PR0-PAC SYSTEM OWNER INSTALLATION MANUAL
N
MAINS LIGHT
(N) 2
SMART CLOCK
FEED TERMINALS
(N) 8 9 (L) (N/O) 4
(N/C) 5
FLOW OK LIGHT
DELAY TIMER (2)
A2
COMPRESSOR 1
CONTACTOR
A1 A2 18 (N/O)
16 (N/C)
DEFROST LIGHT
COMPRESSOR 2
CONTACTOR
18 (N/O)
A1 A2
16 (N/C)
A2
DELAY TIMER (3)
FRIDGE CCT 1
VALVE COIL
(LIQUID LINE SHUT OFF)
COMPRESSOR 1 HEATER
COMP
FRIDGE CCT 2
VALVE COIL
(LIQUID LINE SHUT OFF)
COMPRESSOR 2 HEATER
20
Pro-Pac 140BM THREE PHASE (400V 3 N~ 50Hz)
CONTROL
2.5A
WHERE CONTACTS ARE MARKED (N/O) OR (N/C) ON CIRCUIT DIAGRAM
ABOVE CONDITIONS APPLY
ALL OTHER CONTACTS SHOWN IN DE-ENERGISED STATE BUT WITH
REFRIGERATION CIRCUIT FULLY CHARGED
WATER FLOW SWITCH CONTACTS SHOWN WITH WATER FLOW AT
MAXIMUM RATE
MCB CONTACTS / MCB ALARM CONTACTS / MCB AUX CONTACTS SHOWN
WITH CIRCUIT BREAKER MANUALLY SWITCHED TO THE ON CONDITION
1 (L)
6 (COM) (N/O) 4 7 (COM)
(N/C) 1
B A
RELAY (R6)
RELAY (R1)
B A
(6 MINS)
A1
15 (COM) (COM) 7 4 (N/O)
1 (N/C)
15
(COM) (COM) 9 6 (N/O)
3 (N/C)
A1
(7 MINS)
FAN
FAN
COMPRESSOR 1
CONTACTOR
(N/O) 14 13 (AUX)
(N/C) 22 21 (AUX)
L1
(N/O) 2 1
L2
(N/O) 4 3
1
L3
(N/O) 6 5
COMPRESSOR 2
CONTACTOR
(N/O) 14 13 (AUX)
(N/C) 22 21 (AUX)
L1
(N/O) 2 1
L2
COMP (N/O) 4 3
2
L3
(N/O) 6 5
MCB SETTINGS
COMPRESSORS 1 & 2 FANS 1 & 2
30.7A 2.2A
INTERLOCK TERMINALS
DELAY TIMER (1)
(12 HRS)
A2 A1
18 (N/O) 15 (COM)
16 (N/C)
RELAY (R2)
B A
RELAY (R3)
1 (N/C)
(COM) 7
B A
4 (N/O)
3 (N/C)
(N/O) 4 7 (COM) (COM) 9
6 (N/O)
(N/C) 1
(N/C) 1 3 (N/C)
7 (COM) (COM) 9
(N/O) 4 6 (N/O)
1 (N/C)
(COM) 7
B A
4 (N/O)
RELAY (R5)
B A
RELAY (R4)
FAN 1 CONTACTOR
A1 A2
W1 (N/O) 2 1 (N/C) 2
V1 (N/O) 4 3 (N/C) 4
1
U1 (N/O) 6 5 (N/C) 6
FAN 1 CIRCUIT BREAKER
FAN 2 CONTACTOR
TRIP / OFF = BREAK CONTACT
A1 A2
W1 (N/O) 2 1 (N/C) 2
V1 (N/O) 4 3 (N/C) 4
2
U1 (N/O) 6 5 (N/C) 6
FAN 2 CIRCUIT BREAKER
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
COMPRESSOR 2 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
L1 L2 L3
12 (N/C)
1
3
5
1
3
5
1
3
5
1
3
5
SD566252 ISSUE 51