TOSHIBA
(2) STANDARD
CIRCUIT
Shown below are the vacuum contactor and its auxiliary circuits (control and
monitoring).
Fig.5 represents the standard operation circuit of the normally energized type
and Fig.6 the latched type.
Wiring should be done according to these circuit diagrams.
Fig.6
Standard operation circuit of normally energized type.
Be sure to use quickly AC auxiliary relay contact NO for self-holding.
If the self-holding circuit is formed by using the auxiliary contact No
of the vacuum contactor , welding of the main contact may result when
the start button is pushed incompletely(refer to in Fig.6).
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