INSTaLLaTION
Specification
70
| WPL 15 IKS | WPL 25 IK
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Key to internal unit wiring diagram
WPL 15 IKS-2 and WPL 25 IK-2
A1 Heat pump manager WPMme
A2 El. assy WPL 20/26 AZ/Hestia
A2/X1
6-pole plug, el. assy
A2/X2
3-pole plug, el. assy
A2/X3
8-pole plug, el. assy
A2/X4
2-pole plug, el. assy
A3 PCB, Emerson RCC
A3/X1
Modbus inverter
A3/X2
Modbus external unit
A3/X3
CAN BUS RCC
A3/X4
Connection, cooling expansion valve
A3/X5
Connection, intermediate injection expansion valve
A3/X6
Low pressure connection
A3/X7
High pressure connection
A3/X8
Mean pressure connection
A3/X9
Sensor connection, suction gas
A3/X10 Sensor connection, intermediate injection
A3/X11 Sensor connection, liquid line
A3/X12 Sensor connection, oil sump
A3/X13 Sensor connection, open
A3/X14 Input/output interface PCB
A3/X15 Power supply
A3/X16 Connection
A3/X17 HP/contactor connection
A3/X18 4/2-way valve connection
A3/X19 Compressor op. connection
A3/X20 Alarm relay connection
A5 MFG PCB
A5/X60 2-pole plug, HP flow (upstream of DHC)
A5/X61 2-pole plug, Heat pump return
A5/X62 2-pole plug, Condenser
A5/X63 2-pole plug, DHW
A5/X64 5-pole plug, flow/flow rate
A5/X66 3-pole plug, HEATING PRES
A5/X68 6-pole plug, DHW diverter valve
A5/X70 3-pole plug, Circulation pump
A5/X72 4-pole plug, MFG BUS
A6 MFG power supply unit
A6/X1
Mains terminal
A6/X2
Plug, WPM BUS
A6/X3
Plug, BUS to terminal X2
A6/X4
Plug, MFG BUS
A7 Emerson inverter
B1 HP flow temperature sensor upstream of DHC (PT1000)
B2 Heat pump return temperature sensor (PT1000)
B3 Flow temperature sensor downstream of DHC (PT1000)
B4 Temperature sensor, DHW
B11 Temperature sensor, condenser
B15(T4) Temperature sensor, suction gas (T4)
B16(T5) Temperature sensor, intermediate injection (T5)
B17(T6) Temperature sensor, liquid line (T6)
B18 Temperature sensor, oil sump (T7)
E1 Instantaneous water heater (DHC)
F2 High pressure switch
F5 High limit safety cut-out for DHC
F7 Fine-wire fuse, fan connection
H3 Signal indicator, service anode red
K2 Contactor, compressor start
K10 Relay, manual defrost
K11 Relay, inverter reset
M1 Compressor motor
M2 Motor, pump
M3 Motor, diverter valve
M7 Stepper motor, injection valve
M8 Stepper motor, expansion valve
P1 High pressure sensor
P2 Signal anode pressure switch
P3 Low pressure sensor
P4 Flow meter
P6 Heating pressure
P7 Mean pressure sensor
X1 Terminal
X2 LV terminals
X3 Mains terminal, DHC
X4 Control terminal
X5 Terminal, RCC Modbus
X6 Terminal, RCC CAN
X8 Mains terminal, inverter
X10 Plug, pulse input WPMme
X11 10-pole plug WPMme
X12 Plug, HP temperature WPMme
X13 Plug, mixer circuit
X14 Plug, remote control WPMme
X15 Plug, pumps and power-OFF WPMme
X21 Plug, mixer control WPMme
X22 10-pole plug Control WPMme
X23 Power supply earth block
X24 Earth block control
X25 N - block control
X26 Earth - block, low voltage
X27 Earth plug-in block
X28 Terminal, Emerson control panel
X30 Mains terminal, external unit control
X31 Mains terminal, fan
X59 Terminal MFG DHC
Y1 4/2-way valve defrost
Z3
Anti-interference capacitor
Z5
Anti-interference link
Z6
Anti-interference link
Z7
Anti-interference link
Z8
Anti-interference link
Z9
Anti-interference link
Z10
Anti-interference link