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GENERAL
BEFORE ENERGIZING THE CONTACTOR for
the first time, follow the procedure below to verify
that the equipment is properly installed and
functional.
Hazardous Voltage. Turn off
DANGER
and lock out all primary and
control circuit power
sources prior to performing
this pre-energization check.
Do not operate this
WARNING
equipment until a complete
safety inspection has been
made.
Do not energize damaged
WARNING
equipment that has not
been repaired or verified.
Do not remove, cover or
WARNING
destroy any safety signs.
Do not operate this
WARNING
equipment if any panels or
covers have been removed.
All blocks or other temporary braces used for
•
shipment must be removed.
Install all panels, guards, and covers if
•
removed.
Check for any loose connections and confirm
•
that all wiring is correct per wiring diagrams.
A
supply
of
•
established.
Instruction manuals and diagrams should be
•
collected and filed.
spare
parts
should
PRE-ENERGIZATION CHECK
ELECTRICAL CHECKS
WARNING
An electrical insulation resistance test should be
performed to verify that the contactor and
associated field wiring are free from short circuits
and grounds. Refer to the MAINTENANCE
Section of this manual for additional information.
WARNING
be
Electrical shock hazard.
Do not touch energized
components during a test
using auxiliary power.
Hazardous voltages are
present during dielectric
testing which can result in
serious injury or death.
High potential tests should
be performed only by
qualified personnel.