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What is the temperature derating of comb busbars for the C60 and DT60 circuit-breakers?

Published date: 01 August 2019

The temperature derating of comb busbars for C60 and DT60 circuit-breakers is indicated in the declaration provided below and in the extra info.

The following derating table should be apply for Comb Busbars

Derating table
Connection 40°C 45°C 50°C 55°C 60°C
1 point 80A 76.8A 74.4A 72A 68A
2 points 100A 96A 93A 90A 85A


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