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Electrical installation
Installer reference guide
113
E EHFH03S18D
Daikin Altherma 3 R F
4P596806-1C – 2022.09
1
2
4
5
S6S
S7S
S8S
S9S
3
A
B
A
B
A8P
X801M
a
1 2 3 4 5
a
Installation of EKRP1AHTA is required.
3
Fix the cable with cable ties to the cable tie mountings.
9.3.11 To connect the safety thermostat (normally closed contact)
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.
[A.2.1.6]=3 (
Forced off contact
=
Thermostat
)
1
Open the following (see
"7.2.4 To open the indoor unit"
1
Top panel
1
2
3
2
Upper front panel
3
Upper switch box cover
2
Connect the safety thermostat (normally closed) cable to the appropriate
terminals as shown in the illustration below.