Instruction manual
For ACT04-1, ACT06-1 models or to control
multiple ACT03-1 models by a thermostat, a
contactor or a relay in conjunction with the
thermostat should be used.
If the heaters are to be controlled by means other
than the remote switch supplied, eg BMS, than
the heat output can be selected by connecting
appropriate terminals shown in the table below.
Note terminal âFâ must always be connected
Figure 4. ACT-1
Terminal connections
Unit / Wire terminals H1 + F + N H2 + F + N H1 + H2 + F + N
ACT03-1 1.0kW 2.0kW 3.0kW
ACT04-1 1.5kW 3.0kW 4.5kW
ACT06-1 2.0kW 4.0kW 6.0kW
F - Fan
H1 - Heat 1
H2 - Heat 2
N - Neutral
E - Earth
fig 5. ACT03-1 electrical diagram, mains supply via remote switch
OUT
N
F
H1
H2
L
N
IN
L
L
L
Terminals
Installer
Switchbox (reverse shown)
IN
OUT
L
IN
OUT
M
M1
H1
H2
M2
Cut-out
TC
Thermal
N
Heating Elements
N
Heater schematic
1kW
2kW
230V 1Ph
EN
OUT
N
F
H1
H2
L
N
IN
L
L
L
Terminals
Installer
Switchbox (reverse shown)
IN
OUT
L
IN
OUT
M
M1
M2
Cut-outs
TC
Thermal
NN
Heater schematic
TC
H1
H2
Heating Elements
1.5kW
3kW
230V 1Ph
L1
EN
fig 6. ACT04-1 electrical diagram, mains supply via remote switch
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denotes 30A, one way connector block
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