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Type NR oil switch installation and operation instructions
INSTALLATION AND OPERATION INSTRUCTIONS
MN230008EN November 2016
Maintenance information
CAUTION
This equipment requires routine inspection and
maintenance to ensure proper operation If it is not
maintained, it can fail to operate properly . Improper
operation can cause equipment damage and possible
personal injury .
G105 .1
CAUTION
This equipment relies on dielectric fluid to provide
electrical insulation between components . The dielectric
strength of the fluid must be checked on a regular basis,
as part of the routine maintenance inspection, to ensure
that it is at or above minimum dielectric requirements .
Use of this equipment with dielectric fluid that does not
meet minimum requirements can result in internal
flashovers that will damage the equipment and can
cause personal injury .
G107 .3
Maintenance requirements
All Type NR oil switches require routine inspection and
maintenance to ensure proper operation. If the equipment
is not adequately maintained, it may fail to operate properly.
Maintenance manual
Maintenance instructions for Type NR oil switch is provided
in
Service Information MN230001EN. Reference TD280022EN
provides information on oil specifications and tests.
Frequency of maintenance
Because this switch is applied under widely varying
operating and climatic conditions, maintenance intervals
are best determined by the user based on actual operating
experience. Eaton recommends that the switch be
inspected yearly and serviced as needed. In no case should
the service interval, between periodic maintenance and
inspection extend beyond 1200 operations.
Replacement parts
Replacement parts for the Type NR oil switch are available
through the factory Service Department. To order
replacement parts, refer to the applicable maintenance
manual. Contact your Eaton’s Cooper Power series
product representative for additional information and
ordering procedures.
Factory authorized service centers
Factory authorized service centers are located throughout
the continental United States to provide maintenance,
repair, and testing services for Type NR oil switches. For
further information, contact your Eaton’s Cooper Power
series product representative.