Calorex Pro-Pac 140, Owners & Installation Manual

Page: 25 / 104

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.
CONTROL
CIRCUIT BREAKER
L3 L2 L1
PHA
SE
RO
TA
TION RELA
Y
W
ATER FL
O
W
SWITCH
RELAY (R2)
RELAY (R3)
RELAY (R1)
RELAY (R5)
RELAY (R4)
RELAY (R7)
RELAY (R6)
COMP 3
CONTACTOR
COMP 4
CONTACTOR
COMP 1
CONTACTOR
COMP 2
CONTACTOR
COMP
3
COMP 3 HEATER
COMP
4
COMP 4 HEATER
COMP
2
COMP 1 HEATER
COMP 2 HEATER
COMP
1
ST
ANDB
Y
SWITCH
DIGIT
AL ST
AT 2 ST
A
GE
MAKES 7 T
O 8 ON TEMP RISING
MAKES 4 T
O 6 ON TEMP F
ALLING
SENSOR
FAULT LIGHT
MAINS LIGHT
FAULT
LIGHT
1
FAULT
LIGHT
2
FLOW OK LIGHT
HEAT
LIGHT
TEMP OK
LIGHT
CHILL LIGHT
CHILL LIMIT
LIGHT
DEFROST
LIGHT
FRIDGE
CIRCUIT 2 DEFROST
STAT
(BREAKS T
O 'H'
ON TEMP
FALLING)
FRIDGE CIRCUIT 1
VALVE,COIL
(LIQUID LINE SHUT OFF)
FRIDGE CIRCUIT 2
FRIDGE CIRCUIT 1
CHILL LIMIT PRES
SURE
SWITCHES
(BREAK T
O H ON TEMP
FALLING)
FAN
1
FAN
2
FAN 1
CONTACTOR
FAN 2
CONTACTOR
DELAY TIMER 1
(12 HOURS)
DELAY TIMER 3
(7 MINS)
DELAY
TIMER 4
(10 SEC)
DELAY TIMER 2
(6 MINS)
FAN 1 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
FAN 2 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
COMP 2 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
COMP 1 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
COMP 4 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
COMP 3 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
COMP 3 MCB A
UX BL
OCK
TRIP / OFF = BREAK CONT
A
CT
COMP 4 MCB A
UX BL
OCK
TRIP / OFF = BREAK CONT
A
CT
COMP 2 MCB A
UX BL
OCK
TRIP / OFF = BREAK CONT
A
CT
COMP 1 MCB A
UX BL
OCK
TRIP / OFF = BREAK CONT
A
CT
FAN 1 MCB A
UX
BL
OCK : ALARM
TRIP = BREAK CONT
A
CT
ST
AR
TER OR
EXTERNAL FL
O
W S
WITCH
INTERLOCK
TERMINALS
SOFT ST
AR
T
THERMAL O/L
O
AD &
FA
UL
T LIGHT IF
FITTED
FAN 1 THERMAL CUT OUT
FAN 2 MCB A
UX
BL
OCK : ALARM
TRIP = BREAK CONT
A
CT
FAN 2 THERMAL
CUT OUT
FRIDGE
CIRCUIT 1 DEFROST
STAT
(BREAKS T
O
'H' ON TEMP
FALLING)
COMP 1 MO
TOR
PRO
TECT
OR
LP S
WITCH
(BREAKS ON T
O H
PRES
SURE F
ALLING)
COMP 2 MO
TOR
PRO
TECT
OR
HP S
WITCH
(BREAKS T
O L ON
PRES
SURE RISING)
COMP 1 MCB A
UX BL
OCK
TRIP / OFF = BREAK CONT
A
CT
COMP 2 MCB A
UX BL
OCK
TRIP / OFF = BREAK CONT
A
CT
COMP 3 MO
TOR
PRO
TECT
OR
COMP 4 MO
TOR
PRO
TECT
OR
LP S
WITCH
(BREAKS T
O H ON
PRES
SURE F
ALLING)
HP S
WITCH
(BREAKS T
O L ON
PRES
SURE RISING)
COMP 3 MCB A
UX BL
OCK
TRIP / OFF = BREAK CONT
A
CT
COMP 4 MCB A
UX BL
OCK
TRIP / OFF = BREAK CONT
A
CT
FRIDGE CIRCUIT 2
REVERSING VALVE
FRIDGE CIRCUIT 1
REVERSING VALVE
OUT 1
OUT 2
14 (N/O)
96
(N/C) 95
96
(N/C) 95
TK
TK
(N/C) TK (N/C) TK
(COM) 1
RUN (N/O) 2
3 (N/C) ST
ANDB
Y
6 (COM)
1 (L) (N) 2
(N/O) 4
(N/C) 5
5
TRIP / OFF = BREAK CONT
A
CT
1 3
2 (N/C) 4 (N/C) 6 (N/C)
L1 L2 L3
11 (COM)
12 (N/C)
A B
4 (N/O)
1 (N/C)
6 (N/O)
3 (N/C)
10 11
(COM) 7
(COM) 9
(COM) C (N/O) H
L (N/C)
A B
(N/C) 1
(N/O) 4 7 (COM)
B
B
1 (N/C)
4 (N/O)
(COM) 7
3 (N/C)
6 (N/O)
(COM) 9 7 (COM)
(N/O) 4
(N/C) 1
(COM) C (N/O) H
L (N/C)
A
A
1 (N/C)
(COM) 7 4 (N/O)
34
(N/C) 33
15 (COM)
18 (N/O)
16 (N/C)
A2 A1
A1 A2
A1 A2 (COM) 9
34 33 (N/C)
3 (N/C)
6 (N/O) 15 (COM)
16 (N/C)
18 (N/O)
A1 A2
43
(N/C) 44
(COM) C (N/O) L
H (N/C)
(COM) C (N/O) H
L (N/C)
A B 15 (COM)
18 (N/O)
16 (N/C)
A1 A2
1
3
5
(N/C) 2
(N/C) 4
(N/C) 6
1
3
5
(N/O) 2
(N/O) 4
(N/O) 6
A2 A1
1
3
5
(N/C) 2
(N/C) 4
(N/C) 6
1
3
5
(N/O) 2
(N/O) 4
(N/O) 6
A2 A1
1
3
5
(N/C) 2
(N/C) 4
(N/C) 6
1
3
5
(N/O) 2
(N/O) 4
(N/O) 6
21 (AUX)
(N/C) 22
1
3
5
(N/C) 2
(N/C) 4
(N/C) 6
1
3
5
(N/O) 2
(N/O) 4
(N/O) 6
21 (AUX) (N/C) 22
6 5
43 44 (N/C)
C (COM) L (N/O)
C (COM) H (N/O)
H (N/C)
L (N/C)
U
V
W
U
V
W
63 (AUX) (N/O) 64
63 (AUX) (N/O) 64
BREAKS ON W
ATER
FL
O
W RA
TE F
ALLING
(N/C) 1
(N/O) 4 7 (COM)
A B
7 (COM) (N/O) 8
(N/C) 9
(COM) C (N/O) H
L (N/C)
(COM) C (N/O) H
L (N/C)
6 (N/O)
9 (COM)
3 (N/C)
A B
(N/C)
4 (N/O)
7 (COM)
1 (N/C)
(N/C)
(N/C)
8 7
1
3
5
(N/C) 2
(N/C) 4
(N/C) 6
1
3
5
(N/O) 2
(N/O) 4
(N/O) 6
21 (AUX) (N/C) 22
1
3
5
(N/C) 2
(N/C) 4
(N/C) 6
1
3
5
(N/O) 2
(N/O) 4
(N/O) 6
21 (AUX) (N/C) 22
U
V
W
U
V
W
63 (AUX) (N/O) 64
63 (AUX) (N/O) 64
A2 A1
(N/O)
A2 A1
COMPRESSOR 4
CONTACTOR
(N/O)
34
(N/C) 33
34 33 (N/C)
43 44 (N/C)
43
(N/C) 44
(N/C)
(N/C)
CONTROL
2.5A
MCB SETTINGS
FANS 1 AND 2
4.5A
COMPRESSORS 1 TO 4
32.0A
FRIDGE CIRCUIT 2
VALVE,COIL
(LIQUID LINE SHUT OFF)
DELAY
TIMER 5
(10 SEC)
FRIDGE CIRCUIT 1
FRIDGE CIRCUIT 2
COMPRESSOR 3
CONTACTOR
COMPRESSOR 1
CONTACTOR
COMPRESSOR 2
CONTACTOR
NOTES
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.
PP140(T)EHC THREE PHASE (200V 3 ~ 60Hz)
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SD566250 ISSUE 35