龚氏供应负荷开关部分型号：FN5-12/400,FN5-12/400AFN5-12R/400,FN5-12R/400FN5-12D/400,FN5-12D/400AFN5-12RD/400,FN5-12RD/400AFN5-12RL/400,FN5-12RL/400AFN5-12RDL/400,FN5-12RDL/400FN5-12/630,FN5-12/630AFN5-12/630A,FN5-12/630AFN5-12D/630,FN5-12D/630,FN5-12RD/630,FN5-12RD/630AFN5-12RL/630,FN5-12RL/630AFN5-12RDL/630,FN5-12RDL/630AFN7-12/400A,FN7-10/400AFN7-12R/400A,FN7-10R/400AFN7-12D/400A,FN7-10D/400AFN7-12DR/400A,FN7-10DR/400AFN7-12RA/400A,FN7-10RA/400AFN7-10RA/400A,FN7-10DXLRA/400AFN7-12DXLRAF/400A,FN7-12DXLRAF/400AFN7-12/630A,FN7-10/630AFN7-12R/630A,FN7-10R/630AFN7-12D/630A,FN7-10D/630AFN7-12DR/630A,FN7-10DR/630AFN7-12RA/630A,FN7-10RA/630AFN7-12DXLRA/630A,FN7-10DXLRA/630AFN7-12DXLRAF/630A,FN7-10DXLRAF/630AFN12-12/630-20FN12-12/630-20FZN12-12/630-20FZN12-12/630-20;FKN12-12D/630-20;FZN12-12D/630-20FN12-12R/630-20;FKN12-12R/630-20;FZN12-12R/630-20FN12-12RD/630-20;FKN12-12RD/630-20;FZN12-12RD/630-20FN12-12RD/125-31.5;FKN12-12RD/125-31.5;FZN12-12RD/125-31.5FN12-12RD/125-31.5;FKN12-12RD/125-31.5;FZN12-12RD/125-31.5FZN16-12/630FZN16-12/630FZN16-12D/630FN5-12/400高压负荷开关详细资料如下：这种产品属于高压的淘汰产品之一，不过市场上还有需求。是因为以前购买的FN5-12/400A使用寿命到了，需要更换。货期：现货图纸：有实物图：有技术支持：工程师电话中解决和支持工作条件1、海拔不超过1000米；2、周围空气温度：不高于+40℃及不低于-25℃；3、空气相对湿度：日平均不大于95%，月平均不大于90%（+25℃）；4、周围空气应不受腐蚀性、可燃性气体等明显污染；5、无经常性剧烈运动。主要技术参数序号部件名称单位参数1额定电压KV122工作电压KV123额定频率Hz504额定电流A4006305额定短时耐受电流（热稳定）KA/S12.5/46额定峰值耐受电流（热稳定）KA31.57额定闭环开断电流A4008额定有功负载开断电流A40095%额定有功负载开断电流A2010额定电缆充电开断电流A1011额定空载变压器开断电流1250KVA变压器空载电流12额定短路关合电流KA31.55013额定电流开断次数次100%/230%75141min工频耐受电流（有限值）对地相同/隔离断口KV12/4815工频耐受电压隔离断口间KV5316雷电冲击耐受电压（峰值）对地、相同/隔离断口KV75/85)