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  • BS 1975:1957

BS 1975:1957

Specification. Primary cells and batteries for intrinsically safe circuits in coal mines

BSI Group , 01/01/1957

Publisher: BS

File Format: PDF

$132.00$264.16


Standard By:BSI Group , 01/01/1957
Published:01/01/1957
ISBN(s):0580023540
Language:English
Note:This product is unavailable in Ukraine, Russia, Belarus
Wet and dry types. Dimensions of dry types, components of wet cells; containers, current-limiting resistors, connecting wires, terminals. Purity of zinc electrodes and electrolyte for wet cells, performance requirements include discharge and storage tests, current and voltage limitation tests.

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