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How many mounting rail clips are there on a QO & QOB breaker?

Published date: 18 May 2020

Mounting rail clips information on QO & QOB breakers.

Product Line:
QO & QOB Miniature circuit breakers

Plug-on circuit breakers

The main function of the mounting rail clips is to hold the breaker to the rail of the panel. In the past, some rail clips were made of white nylon plastic. All rail clips are now made of steel. These rail clips are not replaceable.

1 pole breakers have1 rail clip.

2 pole, 10-30 A have 1 rail clip.
2 pole, 35-125 A have 2 rail clips.

3 pole, 10-30 A have 1 rail clip.
3 pole, 35-100 A have 2 rail clips.
3 pole, QO-VH and QOH,  40-100 A have 3 rail clips.

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