Daikin Altherma 3 R F Installer's Reference Manual page 256

16 | Technical data
Installer reference guide
256
F1T
F1U, F2U (A4P)
FU1 (A1P)
K1A, K2A
K1M, K2M
K5M
K*R (A1P-A4P)
M1P
M2P
M2S
M3S
P1M
PC (A15P)
PHC1 (A4P)
Q1L
Q4L
Q*DI
R1H (A2P)
R1T (A1P )
R1T (A2P)
R1T (A14P)
R2T (A1P)
R2T (A2P)
R3T
R4T
R5T, R8T
R6T
S1S
S2S
S3S
S4S
S6S~S9S
S10S-S11S
SS1 (A4P)
SW1+SW2 (A12P)
SW3~SW5 (A12P)
TR1
X6M
Thermal 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 on PCB
Main supply pump
# Domestic hot water pump
# 2-way valve for cooling mode
3-way valve for floorheating/domestic hot water
MMI display
* Power circuit
* Optocoupler input circuit
Thermal protector backup heater
# Safety thermostat
# Earth leakage circuit breaker
* Humidity sensor
Outlet water heat exchanger thermistor
* Ambient sensor On/OFF thermostat
* Ambient sensor user interface
Outlet backup heater thermistor
* External sensor (floor or ambient)
Refrigerant liquid side thermistor
Inlet water thermistor
Domestic hot water thermistor
* External indoor or outdoor ambient thermistor
# Preferential kWh rate power supply contact
# Electrical meter pulse input 1
# Electrical meter pulse input 2
# Smart grid feed-in
* Digital power limitation inputs
# Low voltage Smart grid contact
* Selector switch
Turn buttons
Push buttons
Power supply transformer
# Backup heater power supply terminal strip
ERGA04~08EAV3(A) + EHVH04+08SU18+23EA6V
Daikin Altherma 3 R F
4P629090-1 – 2020.08