Connect phase (brown), neutral (blue), communication
(black and grey) as well as earth (yellow/green) as illus-
trated:
Connection between HM 8-12 SPLIT and EHZK
90 SPLIT, WWS 300 SPLIT, WWS 500 SPLIT
The cable between the units must be connected between
terminal block for outgoing electricity (X4) in HM 8-12
SPLIT and terminal block X100 in EHZK 90 SPLIT, WWS 300
SPLIT, WWS 500 SPLIT.
Stripped length of conductor is 12 mm.
Connection between HM 8-12 SPLIT and