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AENOR Norma
UNE 20318:1969

UNE 20318:1969

Sistemas de protección del material eléctrico utilizado en atmósferas que contengan gases o vapores inflamables. Definiciones.

PROTECTION SYSTEM OF ELECTRIC MATERIAL USED IN AN ATMOSPHERE CONTAINING GASES OR VAPORS. DEFINITIONS.

Publication date:
1969-12-15 /Cancelled
Cancellation date:
2004-06-24
Cancellations:

It is cancelled by: UNE-EN 50015:1999

It is cancelled by: UNE-EN 50016:2003

It is cancelled by: UNE-EN 50017:1999

It is cancelled by: UNE-EN 50018:2001

It is cancelled by: UNE-EN 50019:2002

It is cancelled by: UNE-EN 50020:2003

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