01690nam 2200361 450 991013637260332120231206214322.01-5044-0479-3(CKB)3710000000618994(NjHacI)993710000000618994(EXLCZ)99371000000061899420231206d1951 uy 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierASA C37.12-1952 ASA American Standard Guide Specifications for Alternating Current Power Circuit Breakers /IEEE[Place of publication not identified] :IEEE,1951.1 online resourceThese specifications are intended as a reference for purchasers and users of circuit breakers in the preparation of requests for quotations and as a reference for manufacturers and vendors in submitting bids. These specifications apply to all types of alternating-current power circuit breakers (indoor and outdoor) having an interrupting rating of 50 mva or higher and a voltage rating above 1500 volts. Individual clauses apply to all types except where otherwise indicated. These requirements of necessity include some elements of construction and materials, but are not intended to preclude ingenuity of design or improvement.ASA C37.12-1952Electric circuit-breakersElectric currentsElectric circuit-breakers.Electric currents.621.317NjHacINjHaclDOCUMENT9910136372603321ASA C37.12-19523647551UNINA