Do circuit breakers have to be de-rated due to high altitudes?

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Do circuit breakers have to be derated when used at high altitudes?

Issue:
Do you have to re-rate breaker voltage and current at high elevations?

Product line:
Thermal-magnetic circuit breakers

Resolution:
Yes, per Data Bulletin 0100DB0101.

Table showing derating

Released for:Schneider Electric USA

Attachment(s)

Special-Applic_0100DB0101.pdf

[84.72 KB]

Published on:10/20/2008Last Modified on:5/23/2022

Range:

PowerPact P-Frame Molded Case Circuit Breakers -

PowerPact L Frame Molded Case Circuit Breaker

PowerPact R-Frame Molded Case Circuit Breakers -

Range:

PowerPact P-Frame Molded Case Circuit Breakers -

PowerPact L Frame Molded Case Circuit Breaker

PowerPact R-Frame Molded Case Circuit Breakers -

Released for:Schneider Electric USA

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