Daikin 3MXM52A2V1B8 Handleiding (88 Pagina's)

Handleiding

9 | Electrical installation

Installer reference guide

51

2MXM-A8, 3MXM-A8, 4MXM-A8, 5MXM-A8

R32 Split series

4P766272-5C – 2025.05

9 Electrical installation

In this chapter

9.1 About connecting the electrical wiring .................................................................................................................................. 51

9.1.1 Precautions when connecting the electrical wiring .............................................................................................. 51

9.1.2 Guidelines when connecting the electrical wiring ................................................................................................ 53

9.1.3 Specifications of standard wiring components ..................................................................................................... 54

9.2 To connect the electrical wiring to the outdoor unit ............................................................................................................ 55

9.1 About connecting the electrical wiring

Before connecting the electrical wiring

Make sure the refrigerant piping is connected and checked.

Typical workflow

Connecting the electrical wiring typically consists of the following stages:

1 Making sure the power supply system complies with the electrical

specifications of the heat pump.

2 Connecting the electrical wiring to the outdoor unit.

3 Connecting the electrical wiring to the indoor unit.

4 Connecting the main power supply of the indoor unit.

5 Connecting the main power supply of the gas boiler.

6 Connecting the communication cable between the gas boiler and the indoor

unit.

7 Connecting the user interface.

8 Connecting the shut-off valves.

9 Connecting the domestic hot water pump.

10 Connecting the alarm output.

11 Connecting the space heating ON/OFF output.

12 Connecting the safety thermostat.

9.1.1 Precautions when connecting the electrical wiring

DANGER: RISK OF ELECTROCUTION

All electrical parts (including thermistors) are powered by the power supply. Do NOT

touch them with bare hands.

WARNING

▪ All wiring MUST be performed by an authorised electrician and MUST comply

with the national wiring regulation.

▪ Make electrical connections to the fixed wiring.

▪ All components procured on-site and all electrical construction MUST comply

with the applicable legislation.

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