Baxi PBS-i WH2 Series, Руководство пользователя, Страница: 101 / 180

6.7.12 Connecting the power supply for the electrical back-up
1. Choose the total output of the electrical back-up according to the size
of the home and its energy performance. There are 2 output stages,
as shown in the following table:
Tab.32 Electrical back-up power supply
Back-up power supply Output of the electrical back-up
Stage 1
Stage 2 Maximum output (Stage 1 +
Stage 2)
Single phase 2 kW 0 kW 2 kW
2 kW 2 kW 4 kW
2 kW 4 kW 6 kW
Three phase 3 kW 3 kW 6 kW
3 kW 6 kW 9 kW
2. Feed the electrical back-up power supply cable into the cable duct
reserved for the 230/400 V circuit cables.
3. Single-phase power supply:
3.1. Insert the bridge according to the output of the electrical back-
up, taking care to push it to the bottom of the connector.
3.2. Connect the electrical back-up power supply (press the button
to be able to insert the wire into the connector correctly and
secure it).
3.3. Insert the electrical back-up power cord into the cable way
located in the bottom part of the junction box.
Important
The bridge can be found in a bag inside the indoor module.
A Bridge
B Button
L1 Live
N Neutral
Earth
Tab.33 Single-phase power supply
Maximum output Bridge to be installed
2 kW Do not install a bridge.
4 kW A
6 kW A
Fig.59 Single-phase power supply
2kW 230V~
L1 L2 L3 D3 N
4kW 230V~ 6kW 230V~
L1 L2 L3 D3 N
L1 L2 L3 D3 N
MW-5000774-1
B A
6 Installation
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