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Joyelectric International is a professional China rmu distributor and agent among those well-known such manufacturers and suppliers, welcome to order rmu products from our factory and company.WHR-12~24 RING MAIN UNITApplicable standardsIEC 60265: Switching and operationsIEC 60420: Switch-fuse co-operationIEC 62270-200: Alternating-current metal-enclosed switchgear and controlgear for rated voltages above 1kV and up to and including 52kVIEC 62271-102: High-voltage alternating current disconnectors and earthing switchesIEC 62271-100: High-voltage alternating current Circuit breakersGB3804: Alternating-current load switchgear for rated voltages above 3.6kV and up to and including 40.5kVGB1984: High-voltage alternating current Circuit breakersGB1985: High-voltage alternating current disconnectors and earthing switchesGB16927: Switch-fuse co-operationGB3906:Alternating-current metal-enclosed switchgear and controlgear for rated voltages above 3.6kV and up to and including 40.5kVWHR RMU technical dataCFVCable switchSwitch fuseVacuum circuit breakerRated voltage12/15/17.5/2412/15/17.5/2412/15/17.5/24Rated current630200200/630Short circuit breaking currentLimited by fuse21/21/16/16Making capacity52.5/52.5/40/40Limited by fuseShort circuit current 1sec.**Short circuit current 3sec.21*/21*/16*/16*21*/21*/16*/16**Requires 400 series bolted bushings**1 sec. rating on requestWHR RMU modulesC-cable switchC-cable switchSL-busbar sectionaliserDe-with earthing switch F-switch fuse disconnectorSv-with vacuum circuit breaker Be-busbar earthingV-vacuum circuit breakerD-direct cable connectionM-metering If you would like a quotation or further information on this product, please fill in the form below and we will reply to you within 1 working day.
RMU