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Article | REF: D4692 V1

HV switchgear (part 2)

Author: Denis DUFOURNET

Publication date: November 10, 2001

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3. Warm-ups

The switchgear must be capable of withstanding its rated current in continuous service without its operating characteristics being altered (see [D 4 690], § 3.5 ). This means that the temperature rise and the temperature of the parts must remain below the limit values that have been standardized [CEI 60694] .

3.1 Temperatures and heating levels not to be exceeded

Table 1...

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