45
Central fault message
223.1
L1
230 V~, 0.5 A
N
223.2
A
A
Terminals on extension PCB
Plug
sXF
Terminals
Function
Explanation
224.2
2.
Primary pump for heat
pump stage 2
Connection values
■ Output: 200 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
224.3
2.
Secondary pump for heat
pump stage 2
Connection values
■ Output: 130 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
224.4
r
2.
Switching an instantaneous
heating water heater, stage
2
Connection values
■ Output: 10 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
224.5
2.
Circulation pump for cylin-
der heating for heat pump
stage 2
Connection values
■ Output: 130 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
224.6
M
■ Cylinder loading pump
(DHW side)
■ 2-way shut-off valve
Connect cylinder loading pump and 2-
way shut-off valve in parallel.
Connection values
■ Output: 130 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
Installation sequence
Electrical connection
(cont.)
5546 273 GB
Installation
Содержание BW 351.A07
Страница 28: ...28 Removing the top panel 1 Installation sequence Siting the heat pump cont 5546 273 GB ...
Страница 88: ...88 Opening the casing door Troubleshooting Repairs cont 5546 273 GB ...
Страница 90: ...90 D C Q R S V K X P F J U T X Q S T R D Y W Type BWC 351 A07 Troubleshooting Repairs cont 5546 273 GB ...