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IEC 60519-1:2003 ed3.0

Заменен
Safety in electroheat installations - Part 1: General requirements — 55 стр.
Lays down general safety requirements applicable to industrial electroheat installations, which may comprise electroheat equipment in the voltage range up to 3 600 V a.c. or 5 000 V d.c.
ICS
25.180.10 Electric furnaces / Электрические печи