Daikin Altherma 3 M - Page 47

11 Technical data
Installation manual
47
EBLA04~08E2V3+E23V3 + EDLA04~08E2V3+E23V3
Daikin Altherma 3 M
4P685229-1A – 2022.05
English Translation
Preferential kWh rate power
supply contact: 16 V DC
detection (voltage supplied by
PCB)
Preferential kWh rate power
supply contact: 16VDC
detection (voltage supplied by
PCB)
Remote user interface Remote user interface
Safety thermostat contact: 16 V
DC detection (voltage supplied
by PCB)
Safety thermostat contact:
16VDC detection (voltage
supplied by PCB)
Smartgrid contacts Smart Grid contacts
Smartgrid PV power pulse meter Smart Grid photovoltaic power
pulse meter
SWB Switch box
(7) External On/OFF thermostats
and heat pump convector
(7) External On/OFF thermostats
and heat pump convector
Additional LWT zone Additional leaving water
temperature zone
Main LWT zone Main leaving water temperature
zone
Only for ext. sensor (floor or
ambient)
Only for external sensor (floor or
ambient)
Only for heat pump convector Only for heat pump convector
Only for wired On/OFF
thermostat
Only for wired On/OFF
thermostat
Only for wireless On/OFF
thermostat
Only for wireless On/OFF
thermostat
Only for *** Only for ***
Hydro module — Internal backup heater
Translation of text on wiring diagram:
English Translation
(1) Connection diagram (1) Connection diagram
For internal BUH option For models with integrated
backup heater
Hydro Hydro module
Outdoor Outdoor
SWB Hydro switch box
(2) Notes (2) Notes
X1M Terminal (main)
X2M Terminal (field wiring for AC)
X4M Terminal (booster heater power
supply)
X5M Terminal (field wiring for DC)
X9M Terminal (integrated backup
heater power supply)
X10M Terminal (Smart Grid)
Earth wiring
Field supply
1
Several wiring possibilities
Option
Wiring depending on model
Switch box
PCB
(3) BUH switch box (3) Backup heater switch box
Rear Rear
(4) Legend (4) Legend
*: Optional; #: Field supply
A1P Main PCB
A4P * Digital I/O PCB
English Translation
A8P * Demand PCB
F1B # Overcurrent fuse backup heater
K1A, K2A * High voltage Smart Grid relay
K1M Safety contactor backup heater
K3M * Contactor booster heater
Q1DI # Earth leakage circuit breaker
TR1 Power supply transformer
X4M * Terminal strip (booster heater
power supply)
X6M # Terminal strip (power supply at
client side)
X9M Terminal strip (integrated backup
heater power supply)
X10M * Terminal (high voltage Smart
Grid)
X*A Connector
X*M Terminal strip