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Standard
UNE 20821:1990

UNE 20821:1990

TENSION EN VACIO DE LOS EQUIPOS DE SOLDADURA POR ARCO

NO LOAD VOLTAGE OF ARC-WELDING EQUIPMENT

Publication Date:
1990-02-23 /Anulada
Cancellation date:
1997-05-24
ICS:

25.160.30 / Welding equipment

CTN:

CTN 203 - Electric equipment and automatic systems for industry

International equivalences:

IEC 974-1:1989 MOD. (Identical)

Cancellations:

It is cancelled by: UNE-EN 60974-1:1997