16
Electrical connection
Before making the connections, remove
the shield protecting the terminals,
conserving it with its cross-headed fixing
screw.
Connection of the heating or cooling plant
Connect the two wires of the heating or
cooling plant to terminal clamps 1 and 2,
as shown in the figure.
The terminals can take flexible conductors
with a maximum section of 2.5 mm
2
.
Terminal 4 is free and can be used for
signalling or other purposes.
Attention: Check that the relay load does
not exceed the value shown in the
«Technical Specifications».
N.B. Terminal 4 is not available in 16 Amp relay version
Connection of the separate temperature probe
Connect the two wires of the separate
temperature probe to terminal clamps A
and B, as shown in the figure.
Shield fixing screw
Chronothermostat relay terminal board
2
1
4
Load
Phase
Neutral
Load
=
Burner – Circulation pump
Содержание CH150
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