6.0 CIRCUIT DIAGRAMS
PPT16/22 BHC THREE PHASE 400V~3N 50HZ
(CHILL LIMIT FAULT)
DEFROST LIGHT
U1
U2
TERM'L
BLOCK
11
TERM'L
BLOCK
12
8 (N/O)
(COM) 7
(COM) 6
4 (N/C)
1
2
10
11
2
SENSOR
POOL STAT
MAINS LIGHT
INTERLOCK
TERMINALS
SMART CLOCK
FEED TERMINALS
NEUTRAL
SOFT START
THERMAL
OVERLOAD &
FAULT LIGHT
L3
CRANKCASE
5
6
9
10
N
L
FAN
HEATER
DELAY TIMER
FAULT LIGHT
L2
PHASE ROTATION RELAY
L3
L2
L1
CONTROL FUSES
3A
3A
FAN FUSE
L1
12 (N/C)
11 (COM)
MAINS SWITCH
14 (N/O)
1
(N/O) 3
C (COM)
H (N/C)
(N/O) L
C (COM)
H (N/O)
(N/C) L
LP SWITCH
BREAKS TO 'H' ON
PRESSURE FALLING
A
B
6 (N/O)
3 (N/C)
(COM) 9
4 (N/O)
1 (N/C)
(COM) 7
RELAY 2
POOL/WATER
2 STAGE STAT
(SHOWN IN HEAT
MODE)
A
B
RELAY 1
1 (N/C)
4 (N/O)
7 (COM)
REVERSING VALVE
C (COM)
H
(N/O)
L (N/C)
CHILL LIMIT SWITCH
BREAKS TO 'H' ON FALLING
PRESSURE OR
TEMPERATURE
C (COM)
H (N/O)
(N/C) L
DEFROST
STAT
SHUT OFF VALVE
5
3
1
6 (N/O)
4 (N/O)
2 (N/O)
CONTACTOR
A2
A1
SOFT START
U
V
W
COMPRESSOR
7
8
13
14
FLOW SWITCH
3A
MODEL
PPT16BHC
3A
FUSE RATINGS
FAN FUSE CONTROL FUSES
3A
PPT22BHC
3A
HP SWITCH
BREAKS TO 'L' ON
PRESSURE RISING
3 (N/C)
6 (N/O)
9 (COM)
17
SD6381652 ISSUE 4
