Calorex Pro-Pac 140, Owners & Installation Manual

Page: 23 / 104

D555750
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
CONTROL
CIRCUIT BREAKER
PHA
SE RO
TA
TION
RELA
Y
W
ATER FL
O
W S
WITCH
ST
ANDB
Y
SWITCH
FA
UL
T
LIGHT
HEA
T LIGHT
FL
O
W OK LAMP
TEMP OK LIGHT
CHILL LIGHT
COMPRES
SOR
1 MO
TOR
PRO
TECT
OR
COMPRES
SOR 1
MCB A
UX BL
OCK
TRIP = BREAK CONT
A
CT
LP S
WITCH
(BREAKS T
O H ON
PRES
SURE F
ALLING)
HP S
WITCH
(BREAKS T
O L ON
PRES
SURE RISING)
LP S
WITCH
(BREAKS
ON PRES
SURE
FALLING)
HP S
WITCH
(BREAKS ON
PRES
SURE RISING)
COMPRES
SOR 2
MO
TOR
PRO
TECT
OR
COMPRES
SOR 2 MCB
A
UX BL
OCK
TRIP = BREAK CONT
A
CT
FRIDGE CIRCUIT 2
CHILL LIMIT
PRES
SURE S
WITCHES
(BREAK T
O H ON TEMP
FALLING)
FRIDGE CIRCUIT 1
FAULT
LIGHT
1
FAULT
LIGHT
2
MAINS LIGHT
RELAY (R3)
FAN 2 MCB A
UX BL
OCK ALARM
TRIP = BREAK CONT
A
CT
INTERLOCK
TERMINALS
RELAY
(R1)
RELAY (R5)
MAKES 7 T
O 8 ON TEMP RISING
MAKES 6 T
O 4 ON TEMP F
ALLING
SENSOR
DIGIT
AL ST
AT
(2 ST
A
GE)
CHILL
LIMIT LIGHT
ST
AR
TER OR
EXTERNAL FL
O
W
SWITCH
SOFT ST
AR
T
THERMAL O/L
O
AD & F
A
UL
T
LIGHT IF FITTED
FAN 1 THERMAL CUT OUT
FAN 2 THERMAL CUT OUT
RELAY (R4)
RELAY (R2)
12 HOURS
DELAY TIMER (1)
RELAY (R7)
RELAY (R6)
COMP
1
COMP
2
COMP 1 HEATER
DELAY
TIMER 3
(7 MINS)
DELAY
TIMER 2
(6 MINS)
FRIDGE CIRCUIT 2
VALVE,COIL
(LIQUID LINE
SHUT OFF)
FRIDGE CIRCUIT 1
VALVE,COIL
(LIQUID LINE SHUT
OFF)
COMP 1 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
FRIDGE
CIRCUIT 1
DEFROST ST
AT
(BREAKS T
O 'H' ON
TEMP F
ALLING)
DEFROST
LIGHT
COMPRES
SOR 2
MCB A
UX BL
OCK
TRIP / OFF = BREAK CONT
A
CT
COMPRESSOR 1
CONTACTOR
COMP 2 CONTACTOR
FAN
1
FAN
2
FAN 1 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
FAN 1
CONTACTOR
FAN 2 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
FRIDGE CIRCUIT 1
REVERSING VALVE
NOTE
L1 L2 L3
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
44
(N/C) 43
(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
44 43 (N/C)
C (COM) L (N/O)
C (COM) H (N/O)
H (N/C)
L (N/C)
U
V
W
U
V
W
13 (AUX) (N/O) 14
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)
FRIDGE CCT 2
(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
OUT 1
OUT 2
13 (AUX) (N/O) 14
CONTROL
2.5A
MCB SETTINGS
COMPRESSORS 1 & 2 FANS 1 & 2
3.3A 38.9A
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
FRIDGE CIRCUIT 2
REVERSING VALVE
FAN1 MCB A
UX BL
OCK ALARM
TRIP = BREAK CONT
A
CT
FRIDGE CIRCUIT 1
FRIDGE CIRCUIT 2
COMP 2 HEATER
COMP 1 CONTACTOR
COMP 2 CIRCUIT BREAKER
TRIP / OFF = BREAK CONTACT
FAN 2
CONTACTOR
COMPRES
SOR 1
MCB A
UX BL
OCK
TRIP / OFF = BREAK CONT
A
CT
COMPRESSOR 2
CONTACTOR
FRIDGE
CIRCUIT 2
DEFROST ST
AT
(BREAKS T
O 'H' ON
TEMP F
ALLING)
PP90EHC THREE PHASE (200V 3 ~ 60Hz)
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SD566250 ISSUE 35