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Technical data
Installer reference guide
276
ERGA04~08EA + EHBH/X04+08EF
Daikin Altherma 3 R W
4P629085-1B – 2021.11
English
Translation
Max. load
Maximum load
Normally closed
Normally closed
Normally open
Normally open
Safety thermostat contact: 16 V DC
detection (voltage supplied by PCB)
Safety thermostat contact: 16 V DC
detection (voltage supplied by PCB)
Shut-off valve
Shut-off valve
Smartgrid contacts
Smart Grid contacts
Smartgrid PV power pulse meter
Smart Grid photovoltaic power pulse
meter
SWB
Switch box
(7) Option PCBs
(7) Option PCBs
Alarm output
Alarm output
Changeover to ext. heat source
Changeover to external heat source
Max. load
Maximum load
Min. load
Minimum load
Only for demand PCB option
Only for demand PCB option
Only for digital I/O PCB option
Only for digital I/O PCB option
Options: ext. heat source output, solar
pump connection, alarm output
Options: external heat source output,
solar pump connection, alarm output
Options: On/OFF output
Options: ON/OFF output
Power limitation digital inputs: 12 V
DC / 12 mA detection (voltage supplied
by PCB)
Power limitation digital inputs:
12 V DC / 12 mA detection (voltage
supplied by PCB)
Refer to operation manual
Refer to operation manual
Solar input
Solar input
Solar pump connection
Solar pump connection
Space C/H On/OFF output
Space cooling/heating ON/OFF output
SWB
Switch box
(8) External On/OFF thermostats and
heat pump convector
(8) 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 external sensor (floor/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
Summary of Contents for Altherma 3 R W
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