Explain AB Switch
AB switch - Air Break Switch
Construction
The Air break Switch have triple pole construction and will be suitable for Vertical / Horizontal mounting. Each pole consist of galvanized steel base, insulators of reputed make, copper alloy male and female contacts, arcing horns of adequate section to break magnetizing current of transformer. M.S. square coupling rod of adequate length for rocking operation, required length of G.I pipe for operation from ground level and operating handle is specially design for smooth operation. Adjustable pins are provided to limit over travel of moving post. Ferric parts are hot dip galvanized and non-ferric parts are heavily tinned to withstand weather. Jumper is of EC grade braided tin plated copper of appropriate size to complete the current path from moving post to fix post.
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