Dimplex WPR 2006 Installation And Start-Up Instructions Manual page 23

Electrical Installations for the Heat Pump
Legends for Fig. 4.2 on p. 5
A1 The utility bridge (J4/ID3-EVS to X2/0 V) must be inserted
if no utility blocking contactor is fitted
(contact open = utility block).
A2 SPR bridge (J4/ID2-SPR to X2/0 V) must be inserted for
dynamic cooling, dew point monitor for static
cooling (input open = HP off).
A8 Bridge, request for hot water
B3* Hot water thermostat
E9 Flange heater
F1 Control fuse
H1** Indicator lamp, ready for operation
J1 Supply voltage for controller
J2 Analogue inputs:
B1 External temperature
B2 Humidity/hot water temperature
B3 Room temperature
B4 Mixer circuit temperature
J3 Analogue outputs
J4 Digital inputs:
ID1 Hot water request
ID2 External disable contact
ID3 Utility block
J5-8 Not used
J9-11 Outputs:
NO1 HP on
NO2 Cooling/flange heater
NO3 Mixer open
NO4 Mixer closed
NC5 2nd heat generator
Fig. 4.2: Circuit diagram of the wall-mounted heat pump controller
K8* Contactor for flange heater
K24 Relay for hot water request
M21* Mixer for main circuit
N1 Wall controller
N3* Room station
N5* Dew point monitor
N10 Remote control
N15 PCB analogue outputs:
Y1' Set value for HPC
Y2' 2nd set value for 2nd HPC
NO6 Hot water request
R1* External sensor
R2* Sensor for heating circuit
R3* Hot water sensor
R4* Return flow sensor for cooling
R14**Set value for potentiometer
R17* Room temperature sensor
S1** Control switch HP - ON/OFF
S2** Changeover switch HEATING/COOLING
T1 Transformer
X1 Terminal strip for power supply L/N/PE-230 V AC / 50 Hz
X2 Terminal strip for internal wiring
Y5* Three-way reversing valve for DHW preparation
I Connection diagram for reversible heat pump
II Connection diagram for heating and
DHW preparation
III Diagram of existing HP
* Components must be supplied by the customer
** Components are in the remote control or heat pump
4
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