Calorex Pro-Pac 45 - Page 23

MCB SETTINGS
CONTROL
COMPRESSOR
FAN
2.5A 3.3A46.8A
L3 L2 L1
PHASE
ROTATION
RELAY
L3
L2
L1
14 (N/O)
13
14
(N/O)
COMP
CONTACTOR
AUX
12 (N/C)
11 (COM)
(COM) 1
CONTACTOR
5
3
1
6 (N/O)
4 (N/O)
2 (N/O)
FAN
4 (N/C)
3 (N/O)
DEFROST LIGHT
REVERSING
VALVE
2 (N)
LIQUID LINE SHUT OFF VALVE
A1 A2
(COM) 6
4 (N/O)
2 (N) 1 (L)
OUT
1 MAKES 4 TO 6 ON TEMP FALLING
11
10
SENSOR
DIGITAL STAT (1 STAGE)
SMART CLOCK
FEED TERMINALS
78
5
3
1
6 (N/O)
4 (N/O)
2 (N/O)
COMP
14 11 (N/O)
DELAY TIMER
2
21 22 (N/C)
A1
A2
CONTACTOR
(W1)
(V1)
(U1)
HEATER
(N/O)
5 (N/C)
DEFROST STAT
RELAY (R2)
(COM) 15
18 (N/O)
16 (N/C)
DELAY TIMER 1
(12 HOUR)
A1 A2
A1 A2
MAKES 1 TO 3 ON
TEMP FALLING
(N/C)
(N/C)
H (N/O)
(N/O) L H (N/C)
(N/C)
(N/C)
TK
TK
FAN THERMAL
CUT OUT
95
96
SWITCH
STARTER
OR
INTERLOCK
TERMINALS
FLOW
THERMAL
O/LOAD &
LIGHT IF
FITTED
FAULT
EXTERNAL
SOFT
START
LP SWITCH
(BREAKS TO H ON
PRESSURE FALLING)
95
96
C
(COM)
C (COM)
(N/C) L
FAULT LIGHT
COMPRESSOR
MOTOR
PROTECTOR
HP SWITCH
(BREAKS TO L ON
PRESSURE RISING)
(N/O)
WATER FLOW
SWITCH
A B
RELAY (R1)
FLOW OK LIGHT
1 (COM)
[STANDBY] (N/C) 3
[RUN] (N/O) 2
STANDBY
SWITCH
(N/O) 4
1 (N/C)
(COM) 7
MAINS LIGHT
COMP CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
5
3
1
6 (N/C)
4 (N/C)
2 (N/C)
FAN MCB AUX
BLOCK : ALARM
TRIP = BREAK CONTACT
COMPRESSOR MCB AUX
BLOCK : ALARM
TRIP = BREAK CONTACT
TRIP / OFF = BREAK CONTACT
FAN CIRCUIT BREAKER
5
3
1
6 (N/C)
4 (N/C)
2 (N/C)
6 (N/C)
4 (N/C)
2 (N/C)
CONTROL CIRCUIT BREAKER
5
3
1
TRIP / OFF = BREAK CONTACT
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
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
Pro-Pac 45EMY THREE PHASE (220V 3 ~ 60Hz)
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SD566252 ISSUE 51