To Connect The Safety Thermostat (Normally Closed Contact) - Daikin EPRA16DAW1 Installer's Reference Manual

8.3.10 To connect the safety thermostat (normally closed contact)

EPRA14~18DAV3+W1 + ETBH/X16DA6V+9W
Daikin Altherma 3 H HT W
4P587501-1A – 2020.01
A
B
C
B
a Installation of EKRP1AHTA is required.
3 Fix the cable with cable ties to the cable tie mountings.
Wires: 2×0.75 mm²
Maximum length: 50 m
Safety thermostat contact: 16 V DC detection (voltage supplied by PCB).
The voltage-free contact shall ensure the minimum applicable load of
15 V DC, 10 mA.
[9.8.1]=3 (Benefit kWh power supply = Safety thermostat)
1 Open the following (see
1 Front panel
2 Switch box cover
3 Switch box
2 Connect the safety thermostat (normally closed) cable to the appropriate
terminals as shown in the illustration below.
A
1 2 3 4 5
C
"6.2.5 To open the indoor
8 Electrical installation
|
A8P
X801M
1 3 2 5 4
a
4
unit" [ 65]):
3
2
1
Installer reference guide
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