Grundfos UPM3 DHW - Electrical Connection; Electrical Connection Guide

28 29
L
PE
N
1 x 230 V - 15 %/+ 10 %
∽ 50/60 Hz
5a
UPM3
IN
REF
OUT
IN
REF
OUT
L
PE
N
1 x 230 V - 15 %/+ 10 %
∽ 50/60 Hz
5b
HYBRID, FLEX AS, AUTO,
AUTO2, DHW, SOLAR
INTERNALLY
CONTROLLED