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10.2
Schéma de câblage: Unité
intérieure
Consulter le schéma de câblage interne fourni avec l'unité (à l'intérieur du couvercle du coffret électrique de l'unité intérieure). Une liste des
abréviations utilisées est donnée ci-dessous.
Notes to go through before starting the unit
English
Notes to go through before
starting the unit
X2M
X40M
X41M
X42M, X43M
X44M, X45M
X7M, X8M
1
Note 1: Connection point of the
power supply for the BUH
should be foreseen outside the
unit.
Backup heater power supply
4.5 kW (1N~, 230 V)
4.5 kW (3N~, 400 V)
4.5 kW (3~, 230 V)
4.5 kW (2~, 230 V)
6 kW (1N~, 230 V)
9 kW (3N~, 400 V)
User installed options
Remote user interface
Ext. indoor thermistor
Ext outdoor thermistor
Safety thermostat
Smart Grid
WLAN cartridge
Bizone mixing kit
Main LWT
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
EPBX10~14A
Daikin Altherma 4 H W
4P773385-1 – 2024.11
Translation
Notes to go through before
starting the unit
Main terminal – Outdoor unit
Main terminal – Indoor unit
Main terminal – Backup heater
Field wiring for high voltage
Field wiring for SELV (Safety
Extra Low Voltage)
Booster heater power supply
terminal
Earth wiring
Field supply
Several wiring possibilities
Option
Not mounted in switch box
Wiring depending on model
PCB
Note 1: Connection point of the
power supply for the backup
heater should be foreseen outside
the unit.
Backup heater power supply
4.5 kW (1N~, 230 V)
4.5 kW (3N~, 400 V)
4.5 kW (3~, 230 V)
4.5 kW (2~, 230 V)
6 kW (1N~, 230 V)
9 kW (3N~, 400 V)
User installed options
Dedicated Human Comfort
Interface (BRC1HH used as room
thermostat)
External indoor thermistor
External outdoor thermistor
Safety thermostat
Smart Grid
WLAN cartridge
Bizone mixing kit
Main leaving water temperature
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
10 Données techniques
Position in switch box
English
Position in switch box
Legend
A1P
Hydro PCB
A2P
* ON/OFF thermostat (PC=power circuit)
A3P
* Heat pump convector
A5P
Power supply PCB
A6P
Multistep backup heater PCB
A11P
Interface PCB
A12P
User interface PCB
A14P
* PCB of the dedicated Human Comfort
Interface (BRC1HH used as room
thermostat)
A15P
* Receiver PCB (wireless ON/OFF
thermostat)
A30P
* Bizone mixing kit PCB
F1B
# Overcurrent fuse - Backup heater
F2B
# Overcurrent fuse - Main
F3B
# Overcurrent fuse - Booster heater
K1A, K2A
* High voltage Smart Grid relay
K*M
* Contactor booster heater
M2P
# Domestic hot water pump
M2S
# 2-way valve for cooling mode
M4S
Normally closed shut-off valve (inlet leak
stop)
M5S
* 3-way valve for floorheating/domestic hot
water
P* (A14P)
* Terminal
PC (A15P)
* Power circuit
Q*DI
# Earth leakage circuit breaker
Q1L
Thermal protector backup heater
Q4L
# Safety thermostat
R1H (A2P)
* Humidity sensor
R1T (A2P)
* Ambient sensor ON/OFF thermostat
R1T (A14P)
* Ambient sensor user interface
R1T (A15P)
* Ambient sensor user interface
R2T (A2P)
* External sensor (floor or ambient)
R5T (A1P)
* Domestic hot water thermistor
R6T
* External indoor or outdoor ambient
thermistor
S1S
# Preferential kWh rate power supply contact
S2S
# Electricity meter pulse input 1
S3S
# Electricity meter pulse input 2
S4S
# Smart Grid feed-in (Smart Grid photovoltaic
power pulse meter)
S10S-S11S
# Low voltage Smart Grid contact
ST6 (A30P)
* Connector
X*A, X*Y, X*Y*
Connector
X*M
Terminal strip
*
En option
#
Alimentation sur place
Translation
Position in switch box
Manuel d'installation
39
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