Calorex Pro-Pac Series Owners & Installation Manual page 21

COMP
CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
5 6 (N/C)
3 4 (N/C)
1 2 (N/C)
DELAY TIMER 1 (12 HOUR)
A1 A2
18 (N/O)
(COM) 15
16 (N/C)
[RUN] (N/O) 2
STANDBY SWITCH
(COM) 1
(N/O) 4
(COM) 7
SOFT START THERMAL
O/LOAD &
FAULT LAMP IF FITTED
STARTER OR EXTERNAL
FLOW SWITCH
LP SWITCH
(BREAKS TO 'H' ON
PRESSURE FALLING)
HP SWITCH
(BREAKS TO 'L' ON
PRESSURE RISING)
FAN THERMAL CUT OUT
COMPRESSOR MOTOR
PROTECTOR
FAN MCB AUX BLK : ALARM
TRIP = BREAK CONTACT
COMPRESSOR MCB AUX BLK : ALARM
TRIP = BREAK CONTACT
10 11
INTERLOCK
TERMINALS
COMP
CONTACTOR
AUX BLOCK
63 64 (N/O)
5 6 (N/C)
3 4 (N/C)
1 2 (N/C)
FAN CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
5 6 (N/C)
4 (N/C)
3
1 2 (N/C)
CONTROL CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
L3 L2 L1
SD566252 ISSUE 51
Pro-Pac 30BMY THREE PHASE (400V 3 N~ 50Hz)
COMPRESSOR
CONTACTOR
5 6 (N/O)
3 4 (N/O)
1 2 (N/O)
21 22 (N/C)
RELAY (R2)
A1 A2
(N/O)
A1 A2
14 11 (N/O)
DELAY TIMER 2
9
SMART CLOCK FEED TERMINALS
OUT 1
MAKES 4 TO 6 ON TEMP FALLING
DIGITAL STAT (1 STAGE)
3 (N/C) [STANDBY]
WATER FLOW OK LIGHT
B
1 (N/C)
RELAY (R1)
A
WATER FLOW SWITCH
(N/O)
(N/C) L H (N/O)
C (COM)
(N/O) L H (N/C)
FAULT LIGHT
C (COM)
TB
(NC)
TB
(N/C)
96 (N/C)
95
96 (N/C)
95
LIQUID LINE SHUT
OFF VALVE
2 (N)
REVERSING VALVE
3 (N/O)
4
(N/C)
A1 A2
(COM) 1
5 6 (N/O)
3 4 (N/O)
1 2 (N/O)
FAN CONTACTOR
14 (N/O)
L3
12 (N/C)
L2
L1 11 (COM)
PHASE ROTATION
MAINS LIGHT
RELAY
SOFT START
IF FITTED
(W1)
(V1)
COMPRESSOR
(U1)
HEATER
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
8
WHERE CONTACTS ARE MARKED (N/O) OR (N/C) ON CIRCUIT DIAGRAM ABOVE
CONDITIONS APPLY
10
SENSOR
11
DEFROST LIGHT
FAN
NEUTRAL
MCB SETTINGS
CONTROL COMPRESSOR FAN
2.5A 22.9A 0.8A
21