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PR0-PAC SYSTEM OWNER INSTALLATION MANUAL
PROPAC70BHY THREE PHASE (400V 3 N~ 50Hz)
COMPRESSOR
CIRCUIT
BREAKER
5
6 (N/C)
3
4 (N/C)
1
2 (N/C)
DELAY TIMER 1
(12 HOUR)
A1
A2
RELAY (R1)
18 (N/O)
(COM) 15
A1
16 (N/C)
14
RELAY (R3)
A
(COM) 7
[RUN] (N/O) 2
STANDBY SWITCH
(COM) 1
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
FAN MCB
ALARM
COMPRESSOR
MCB ALARM
INTERLOCK
TERMINALS
(COM) 1
5
6 (N/C)
3
4 (N/C)
1
2 (N/C)
FAN CIRCUIT
BREAKER
5
6 (N/C)
3
4 (N/C)
1
2 (N/C)
CONTROL CIRCUIT
BREAKER
L3 L2 L1
20
COMPRESSOR
CONTACTOR
5
6 (N/O)
3
4 (N/O)
1
2 (N/O)
21
22 (N/C)
DELAY TIMER T2
A2
(6 MINS)
11 (N/O)
A1
A2
(COM) 15
18 (N/O)
COMP AUX
16 (N/C)
13
14 (N/0)
RELAY (R2)
A1
A2
B
B
(N/O) 6
1 (N/C)
(N/O) 5
(N/O) 4
LIQUID LINE SHUT OFF VALVE
SMART CLOCK
FEED TERMINALS
9
8
10
MAKES 4 TO 6 ON
OUT 1
TEMP FALLING
DIGITAL STAT (1 STAGE)
3 (N/C) [STANDBY]
(N/C) L
H (N/O)
C (COM)
(N/O) L
H (N/C)
FAULT LIGHT
C (COM)
TB
NC
TB
96 (N/C)
95
44 (N/C)
43
2
REVERSING VALVE
DEFROST LIGHT
3 (N/O)
4 (N/C)
A1
A2
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
(L3)
(L2)
COMPRESSOR
(L1)
HEATER
MCB SETTINGS
CONTROL
2.5A
A
MCB CONTACTS / MCB ALARM CONTACTS / MCB AUX CONTACTS SHOWN WITH CCT
9 (COM)
BREAKER MANUALLY SWITCHED TO THE ON CONDITION.
8 (COM)
ALL OTHER CONTACTS SHOWN IN DE-ENERGISED STATE BUT WITH REFRIGERATION
CIRCUIT FULLY CHARGED.
7 (COM)
WHERE CONTACTS ARE MARKED (N/O) OR (N/C) ON CCT DIAGRAM ABOVE CONDITIONS
APPLY.
SENSOR
11
FAN
NEUTRAL
COMPRESSOR
FAN
30.7A
2.2A
SD566251 ISSUE 36
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