Page 17
Calorex Heat Pumps Ltd. · The Causeway, Maldon, Essex CM9 4XD, UK
Technical Manual
PPT8/12/16/22LX/LY SLIMLINE
SD638160 ISSUE 22d
®
6.0 Circuit Diagrams
PPT8/12 ALX/ALY SINGLE PHASE 230V~1N 50Hz
VOL
T
FRE
E
POOL
PU
M
P
RU
N
M
AX
3A
m
ps
REMOTE ON/OFF
INTERLOCK
(DEFROST)
SENSOR
POOL STAT
LIVE
NEUTRAL
12
13
COMPRESSOR
RUN CAP
SOFT
START
IF
FITTED
SOFT START
THERMAL
OVERLOAD
& FAULT
LIGHT
IF FITTED
HP SWITCH
LP SWITCH
BREAKS ON
PRESSURE
FALLING
BREAKS ON
PRESSURE
RISING
FLOW SWITCH
START CAP
RELAY/HARD
IF FITTED
FAN
CONTACTOR
DIG
IT
AL
INP
UT
S
MODEL
FUSE RATINGS
FUSE
PPT8ALX/ALY
PPT12ALX
3A
3A
11
10
21
20
19
18
13
14
17
15
16
23
(L)
N/O
N/O
N/C
COM
COM
COM
COM
N/O
OUT2
OUT4
N/O
OUT3
OUT1
19
18
3A
CONTROL FUSE
24
(N)
22
SUPPLY
1
4
2
9
10
12
C
S
R
C
L
C
H
(N/C)
(N/C)
A1
A2
2
6
5
(N/O)
(N/O)
1
11
3
di1
di2
di4
di3
com
15
14
(WATER TEMP)
SENSOR
S
OLE
N
OID
/RE
V
ER
S
IN
G VA
LV
E
