Allen-Bradley J-Frame Circuit Breaker Installation Instructions

The Allen-Bradley J-Frame Circuit Breaker is a reliable and durable device designed for various applications. It features a direct rotary handle mechanism that allows for easy operation and clear indication of the breaker's status. The device is equipped with an interlock feature that ensures safety during operation and maintenance. It is also designed to be easy to install and connect.

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Bul. 140U
J-Frame Circuit Breaker
Instruction Leaflet for Direct Rotary Handle Mechanism
Warning
1
DO NOT ATTEMPT TO INSTALL OR
PERFORM MAINTENANCE ON EQUIPMENT WHILE IT IS ENERGIZED. DEATH
OR SEVERE PERSONAL INJURY CAN
RESULT FROM CONTACT WITH ENERGIZED EQUIPMENT. ALWAYS VERIFY
THAT NO VOLTAGE IS PRESENT
BEFORE PROCEEDING.
Included with
interlock
version only.
3
2
6-8 in-lb
(0.7 - 0.9 Nm)
1. Remove and discard.
2. Place both
handles in OFF
position.
Test full range of motion.
4
5
Make sure tab
engages slot
Push
to Trip
Button
40752-022(1) Effective 7/02
Page 2
6
Cut panel to these dimensions.
For locations with respect to
breaker, see Fig. 7.
Notch for access to
push to trip is optional.
40752-022(1) Effective 7/02
Printed in U.S.A./TQC
7
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Key Features

Direct rotary handle
Interlock feature
Push-to-trip button
Easy installation
Durable construction
Clear status indication

Frequently Answers and Questions

What is the purpose of the interlock feature?

The interlock feature is designed to prevent accidental contact with energized equipment. It ensures that the breaker cannot be opened while it is energized, promoting safety during maintenance and repair.

How do I use the push-to-trip button?

The push-to-trip button is used to manually trip the breaker, disconnecting the circuit. It is typically used for testing or emergency situations.

What are the installation requirements for the J-Frame Circuit Breaker?

The installation requires cutting a panel to specific dimensions according to the provided instructions. The panel should be notched for access to the push-to-trip button if desired. The manual provides detailed instructions with diagrams for proper installation.