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2.1.7 Connecting an isolating valve to the core module
If an isolating valve is connected to the speed-controlled pump outlet, an RC element must be used.
FRKEM29
P
u
m
p
e
1
N
PE
L
LV
N
N
e
tz
PE
L
AO-P1
H
K
P
0
N
PE
L1
❒ Phase (L) for switching the valve and connecting neutral conductor (N) to output “Pump 1” with the RC
element
❒ Phase (L) for continuous supply (switches the valve back to the initial position) at output “HCP0” – connect
terminal “L1”
2
Power connection and wiring
Core module and connection options
12
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