Specifications

Removal Instructions
9
NOTE:When practical, the trip unit should be removed
from the SB breaker when removing or inserting rating plug.
Removing Electronic Trip Unit from Breaker
Steps 1 through 3.
Before starting to remove the trip unit, set the breaker to the
“Open” and “Discharged” positions. If the breaker is in the
“Closed”position, the breaker will trip when the trip unit
is removed.
1. Remove 8 screws from breaker front cover and lift off.
To remove the trip unit the front cover of the breaker must
first be removed.This is done by removing the four (4)
recessed Phillips head screws in positions 2, 3, 6, and 7, along
with the four (4) Phillips head screws in positions 1, 4, 5, and
8, which hold the front cover in place.
2. Remove the trip unit retaining screw.
Remove the front cover of the breaker and trip unit retaining
screw. Lift the trip unit from the support plate and unmate
the connector. Note that the trip unit must be lifted from the
support plate high enough for the pins on the support plate to
clear the holes in the bottom of the trip unit; otherwise, the
connector cannot be unmated. Remove the trip unit.
3. Remove the trip unit.
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DANGER
Hazardous Voltage.Will cause death or serious injury.
Turn off and lock out all power supplying the device prior to
cover(s) removal or while cover(s) are removed and when
installing any internal or external accessory.
Replace the cover(s) and shield(s) before power supplying
this device is turned on.
CAUTION
Do not attempt to install a trip unit
with the breaker “Closed” or “Charged”.
Make certain breaker is “Open” or
“Discharged” as shown above. Personal
injury or mechanical damage may occur.