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Product information
Introduction
Eaton's Cooper Power™ series Companion™ II fuse is
a back-up cur rent-limiting fuse designed to be used in
series with a distribution cutout or similar fuse capable
of interrupting currents up to and including the minimum
interrupting current of the Companion II fuse. The
Companion II fuse limits the energy input during a high fault
current condition.
Read this manual first
Read and understand the contents of this manual and follow
all locally approved procedures and safety practices before
installing or operating this equipment.
Additional information
These instructions cannot cover all details or variations
in the equipment, procedures, or process described nor
provide directions for meeting every possible contingency
during installation, operation, or maintenance. When
additional information is desired to satisfy a problem not
covered sufficiently for the user's purpose, please contact
your Eaton representative.
Acceptance and initial inspection
Each Companion II fuse is completely inspected and tested
at the factory. It is in good condition when accepted by
the carrier for shipment. Upon receipt of the Companion
II fuse, inspect the connector thoroughly for damage and
loss of parts incurred during shipment. If damage or loss is
discovered, file a claim with the carrier immediately.
Handling and storage
If the Companion II fuse is to be stored for an appreciable
time before installation, provide a clean, dry storage
area. Locate the Companion II fuse so as to minimize the
possibility of physical damage.
Quality standards
ISO 9001 Certified Quality Management System
EYEBOLT
TERMINAL
COMPANION II
FUSE BODY
SPLINE STUD
TERMINAL
CAUTION
The Companion II fuse is designed to be installed in
accordance with normal safe operating procedures.
These instructions are not intended to supersede or
replace existing safety and operating procedures. READ
ALL THE INSTRUCTIONS BEFORE IN STALL ING THE
COMPANION II DISTRIBUTION FUSE. The Companion II
fuse should be installed and serviced only by personnel
familiar with good safety practice and the handling of
high-voltage electrical equipment.
Figure 1. Companion II back-up current-limiting fuse with
spline stud and eyebolt terminal options.
1
COMPANION II BACK-UP CURRENT-LIMITING FUSE INSTALLATION INSTRUCTIONS
MN132009EN