NIBE-BIAWAR HK 200M, Installation Manual

Page: 23 / 36

23 HK 200M Chapter 5 | Electrical connections
HK 200M is equipped with an isolation valve (QN10)
for hot water regulation.
Connect the isolation valve (QN10) to clamps X4:2
(N), X4:3 (control) and X4:4 (L) at motherboard (AA2),
as shows in the drawings.
HK 200M is equipped with an isolation valve (QN12)
for cooling and heating regulation.
Connect the isolation valve (QN12) to SMO 20 at out-
puts AUX X4:15 and X4:16, while for SMO 40 at out-
puts AUX X7:C and X7:NO .
Isolation valve (QN10)
Isolation valve (QN12)
1 2 3 4 5 6
SMO
SMO 20
SMO 40
AA2- X4
L N 1 1 0 2 3 4 PE
1 2 3 4
LEK
1 2 3 4
AA2- X4
SMO 20/40
HK 200M
X2
QN10
Brown Black N
HK 200M
X2
HK 200M
SMO 20
X2
QN12
AA3-X4
Brown
Black N
15 6 1 17
LEK
L N 1 1 0 2 3 4 PE
AA2-X4
SMO 20
X1
1 2 3 0 PE
X1
1 1 N L 0 4 3 2 PE
HK 200M
X2
HK 200M
SMO 40
X2
QN12
AA3-X7
L N 1 1 0 2 3 4 PE
1 2 3 4
LEK
AA3-X7
SMO 40
Brown Black N
C O N NC
X1
X1
1 1 N L 0 4 3 2 PE
1 2 3 0 PE
HK 200M
X2
SMO 20
SMO 40