Daikin ETVZ16S18EA6V Installer's Reference Manual page 252

16 | Technical data
Installer reference guide
252
English
On/OFF thermostat (wired)
On/OFF thermostat (wireless)
Ext. thermistor
Heat pump convector
Add LWT
On/OFF thermostat (wired)
On/OFF thermostat (wireless)
Ext. thermistor
Heat pump convector
Position in switch box
English
Position in switch box
Legend
A1P
A2P
A3P
A4P
A5P
A6P
A8P
A11P
A14P
A15P
A20P
CN* (A4P)
DS1(A8P)
F1B
F1U, F2U (A4P)
FU1 (A1P)
K1A, K2A
K1M, K2M
K5M
K6M
K7M
K*R (A1P-A4P)
M2P
On/OFF thermostat (wired)
On/OFF thermostat (wireless)
External thermistor
Heat pump convector
Additional leaving water temperature
On/OFF thermostat (wired)
On/OFF thermostat (wireless)
External thermistor
Heat pump convector
Position in switch box
Main PCB
* On/OFF thermostat (PC=power circuit)
* Heat pump convector
* Digital I/O PCB
Bizone PCB
Current loop PCB
* Demand PCB
MMI (= user interface connected to the indoor unit) –
Main PCB
* User interface PCB
* Receiver PCB (wireless On/OFF thermostat)
* WLAN module
* Connector
* DIP switch
# Overcurrent fuse backup heater
* Fuse 5 A 250 V for digital I/O PCB
Fuse T 5 A 250 V for PCB
* High voltage Smart grid relay
Contactor backup heater
Safety contactor backup heater
Relay 3-way valve bypass
Relay 3-way valve flow
Relay on PCB
# Domestic hot water pump
Translation
Translation
EPRA14~18DAV3+W1 + ETVZ16S18+23EA6V+9W
Daikin Altherma 3 H HT F
4P644739-1 – 2021.02