Zonal Series Wiring - Honeywell krom schroder BCU 440 Manual

Function
L1 L2
BCU 440
(L1) (L1)
PE
ϑ
1 2 3
BCU 440
1 2 3
BCU 440
1 2 3
BCU 440 · Edition 01.17
s1
F1
V1 C N S
O
I 88
C
N
c2
PE
5 7 8 9
s1
F1
V1 C N S
O
I 88
C
c2 N
PE
5 7 8 9
s1
F1
V1 C N S
O
I 88
C
c2 N
PE
5 7 8 9
1
max. 2 A,
max. 2 A,
253 V
253 V
n s
v1
N
c1
12 13 16 17 18 19 20
V1
2
max. 2 A,
max. 2 A,
253 V
253 V
v1 n s
c1 N
12 13 16 17 18 19 20
V1
n
max. 2 A,
max. 2 A,
253 V
253 V
n s
v1
c1 N
12 13 16 17 18 19 20
V1

3 .1 .1 Zonal series wiring

For cable selection and wiring, see
page 19 (Project planning infor-
mation).
For the explanation of symbols, see
page 33 (Legend).
10