供应dgl系列负荷隔离开关

dgl-125a～4000a负荷&mdash；隔离开关dgl负荷一隔离开关从125a&mdash；4000a分15个规格是模块化设计基础型，具有三极，四极（三极+可通断中性极），适用于电路和接通与分断或电气隔离，1000a以上只做电气隔离。正面设有标记窗口指示触头通断状态。根据需要可提供后面观察窗口，直接观察触头通断状态，窗口样式见dgl-125a～1600a/h柜后操作负荷&mdash；隔离开关。◆操作方式&bull；直接操作：手柄直接安装在开关中间。&bull；柜外操作：手柄安装在配电柜柜门外。&bull；可配装两组铺助触点。dgl-125a-4000a电器性能与机械性能约定发热电流itha125a160a200a250a315a400a500a630a1000a1250a1600a2000a2500a3150a4000a约定发热电压ui(v)75075075075010001000100010001000100010001000100010001000介电强度v5000500050005000800080008000800010000100001000010000100001000010000额定冲击耐受电压uimpkv(安装类别iv)88881212121212121212121212额定工作电流ie(a)380vac21ac22ac2312512512516016016020020020025025025031531531540040034050050042563063050010001000800125012501000160016001250200020001250250025001250315025001250400025001250660vac21ac22ac231251258016016080160160100200160125315315125400315125400315125500315125100080040010008004001600800500200020001000250020001000315020001250400020001250220vac21ac22ac23125125125160160125200200160250250200315315315400400400500400400630500500100010001000125012501250160012501250200020001250250020001250315020001250400020001250440vac21ac22ac23100100100125125125160160160200200200315315315400400400400400400500500500100010001000125012501000125012501000200012501000250012501000315012501000400012501000电动机功率p（kw）380v660v6375807510090132110160185220185280185315185560475560475560475710750710750710750710750过载能力额定短时耐受电流icw(karms)0.1s/1.0s20/1020/1030/1230/1245/2045/2050/2550/2590/5090/5090/5090/5090/5090/5090/50接通分断能力额定接通能力icn(arms)ac23380v1250125020002000315040004000400010000100001000010000100001000010000额定分断能力icn(arms)ac23380v100010001600160025003200320032008000800080008000800080008000额定短路接通能力icm(ka峰值)121217173030404070707070707070机械寿命（循环操作次数）1000010000100001000055005500550055004000400030002500250025002500电气寿命（循环操作次数）额定电压ue=660v额定电流lecos￠=0.95ac21cos￠=0.65ac22cos￠=0.35ac2315001000500150010005001500100050015001000500750500250750500250750500250750500250600400200600400200450300150400200100400200100350200100350200100操作力距（nm）6.56.5101014.514.514.514.5272727606060110重量（kg）3极4极11.511.522.522.53.543.5444.544.510.51310.513162031403140424990102