To Connect The Safety Thermostat (Normally Closed Contact) - Daikin EPRA08EAV3 Installer's Reference Manual

9.3.10 To connect the safety thermostat (normally closed contact)

EPRA08~12EAV3+W1 + ETVH/X12S18+23EA6V+9W
Daikin Altherma 3 H MT F
4P634886-1 – 2021.03
A
B
A
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.
—
1 Open the following (see
1 Top panel
2 User interface panel
3 Upper switch box cover
2 Connect the safety thermostat (normally closed) cable to the appropriate
terminals as shown in the illustration below.
Note: The jumper wire (factory-mounted) must be removed from the respective
terminals.
5 4 3 2 1
a
A8P
X801M
1 2 3 4 5
"7.2.5 To open the indoor
9 Electrical installation
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unit" [ 68]):
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Installer reference guide
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