PL-090B_f.
11
Connection of actuators
PUMP.C
– circulation pump
PUMP.C
L
N
PE
Circulation
pump
L N PE
TWV
- three-way valve connection
Depending on the type of drive control used (SPDT or SPST), select the appropriate valve
connection diagram. The LA contact is active (the relay gives the voltage to the output)
while the boiler is heating to CH. The LB contact is active at the time when the boiler is
heating up on the DHW cylinder.
TWV
PUMP
LB LA
N
L
N
PE
PUMP
O G I
VCZMH6000E
VC6013ZZ00
blac
k
brow
n
blue
AZV 642
M.SUPPLY
PUMP.C
TWV
PUMP
L
N
PE
L
N
PE LB LA
N
L
N
PE
PUMP
O G I
blac
k
brow
n
blue
SPDT
SPST
Summary of Contents for EKCO.M3
Page 35: ...PL 090B_f 35...
