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connection example for dual circuit, dual meter reading
1/n/Pe ~ 230 V or 3/n/Pe ~ 400 V
PE
K1
K2
4
L1
L2
L3
N
K1
Contactor 1
K2
Contactor 2
1
Connections also required
for 3/N/PE ~ 400 V
2
Power-OFF contact
3
Off-peak tariff meter
4
Peak tariff meter
f Ensure connection to the same phase.
f
26
| HSTP
5
K2
K1
connection examples for a single circuit:
In the following connection examples, the output of the booster
heater is given in brackets.
Note the position of the circuit breaker in the control panel.
switch position i: 2 (4) kw, 1/n/Pe ~ 230 V
switch position ii: 4 (4) kw, 1/n/Pe ~ 230 V
1
switch position i: 2 (6) kw, 3/n/Pe ~ 400 V
2
3
switch position i: 3 (6) kw, 3/n/Pe ~ 400 V
switch position i: 4 (6) kw, 3/n/Pe ~ 400 V
switch position ii: 6 (6) kw, 3/n/Pe ~ 400 V
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