17
|
Technical data
Installer reference guide
239
EWSAH/X06D
Daikin Altherma 3 WS
4P675764-1 – 2022.04
English
Translation
Ext. thermistor
External thermistor
Heat pump convector
Heat pump convector
Position in switch box
English
Translation
Position in switch box
Position in switch box
Legend
A1P
Main PCB (hydro)
A2P
* User interface PCB
A3P
* On/OFF thermostat
A3P
* Heat pump convector
A4P
* Digital I/O PCB
A4P
* Receiver PCB (Wireless On/OFF thermostat,
PC=power circuit)
A6P
Backup heater control PCB
A7P
Inverter PCB
A8P
* Demand PCB
A15P
LAN adapter
A16P
ACS digital I/O PCB
C2
Capacitor
CN* (A4P)
* Connector
CT*
* Current sensor
DS1 (A8P)
* DIP switch
F1B
# Overcurrent fuse
F1U~F2U(A4P)
* Fuse (5 A, 250 V)
F1U (A7P)
Fuse (T, 6.3 A, 250 V)
F1U (A16P)
Fuse (T, 1.5 A, 250 V)
F2B
# Overcurrent fuse compressor
FU1 (A1P)
Fuse (T, 6.3 A, 250 V)
K*R (A1P, A4P, A7P,
A16P)
Relay on PCB
K9M
Thermal protector backup heater relay
L1R
Reactor
M2P
# Domestic hot water pump
M2S
# Shut-off valve
M3P
# Drain pump
PC (A4P)
* Power circuit
PHC1 (A4P)
* Optocoupler input circuit