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5.2 Wiring for a boiler that requires a permanent live.
For use with a boiler that requires a permanent live
(a typical Combi boiler wiring). This can be used for
boilers with low voltage or 230Vac room thermostat
inputs. Please check manufacturer's instructions.
230V
50-60Hz
L
N
BDR91
N L L
<5A
N L
A-B:5(3)A
A-C:5(3)A
A B C
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