BS 126:1923

Flame proof air-break switches for voltages not exceeding 660 volts (for a.c. and d.c. voltages not exceeding 660 volts).

NORMA vydaná dňa 30.1.1933

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The information about the standard:

Designation standards: BS 126:1923
Note: NEPLATNÁ
Publication date standards: 30.1.1933
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS