BS 861-1:1955

Air-break switches and isolators. Switches and isolators for voltages not exceeding 660 volts and currents up to 200 amperes a.c..

NORMA vydána dne 25.8.1955

The information about the standard:

Designation standards: BS 861-1:1955
Note: NEPLATNÁ
Publication date standards: 25.8.1955
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS