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Operating manual
DKS - classic DKS - expert
6
1.4
Allocation of the connectors 230 V parte
Connec-
tor No.
Abbr.
Symbol
Denomination
class
ic
exp
ert
L
N Net
Net connection 230 VAC
X
X
1
2
SK
Security circuit heat generator, potential-free (without
power)
X
X
B4...L1
B1
Burner stage 1
X
X
3
L
Output phase DHW charge pump
X
X
5
U1
Output phase heating circuit pump 1 green
X
X
6
7
STB1
STB1
Security thermostat heating pump circuit 1, green , poten-
tial-free (without power)
X
X
8
9
M1
Output mixer heating circuit 1, green
X
X
8 = Mixer OPEN
9 = Mixer CLOSE
B5...T7
B2
Burner stage 2
X
X
10
C
Output phase DHW circulation pump
X
X
11
S
Output phase solar pump
X
X
12
U2
Output phase heating circuit pump 2 red
X
1