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8 Components of the Power Unit
8
Components of the Power Unit
8.1
Main Assemblies
1 - Solid-State-Relais
2 - Transformer
3 -
Rectifier
4 - Control unit
5 - Step switch
Mains alternating current is transformed in the
transformer (2)
and converted in the
rectifier (3)
.
The
control unit (4)
synchronizes the mechanical sequence (lifting the welding ele-
ment) with the electronic control (ignition of pilot arc, ignition of main arc, sequence
of welding time). The welding time is stepless adjustable.
The type plate is located on the backside of the power unit.
Содержание 93-10-1552A
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