NFC 26 304 : 1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
01-08-2006
12-01-2013
Covers minimum requirements for ventilated and electrically heated single-chamber ovens, with or without forced air circulation, for thermal endurance evaluation of electrical insulation of the temperature range from 20 degrees C. above ambient to 500 degrees C. Gives acceptance tests and inservice monitoring tests for ageing ovens
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