21
Heating Only Hybrid Wiring Diagram
•
The
pumps
1
&
2
are
wired
into
B8
(Live)
and
B7
(Neutral),
Maximum
pump
power
is
500W
.
•
The
run
signal
for
the
heat
pump
goes
into
B20
&
B22.
•
The
run
signal
for
the
boiler
is
B4.
Power Input
3A
Remove
MCB from unit
2m Flow Switch Cable,
Can be extended
Run Signal from
Relay
Terminal 4 & 6
Run Signal to
Relay T
erminal
5
HP1
HP2
F1
F2
L
N
Communications
Cable
2 core, 1mm, 16Vdc
240V Power Supply
5kW unit - 16A
9kW unit - 20A
16kW unit - 32A