rrrr 断路器型号、名称及含义rrr rrr 使用环境条件rrr a)r环境温度不高于 + 45 ℃,不低于 – 30 ℃;rrr b) 空气相对湿度:日平均值不大于95%,月平均值不大于90%;rrr 饱和蒸汽压:日平均值不大于2.2×10-3 MPa,月平均值不大于1.8×10-3 MPa;rrr 在高湿度期温度急降时,可能凝露;rrr c) 海拔高度不超过 1000 米;rrr d) 地震烈度不超过8级;rrr e) 无火灾、爆炸、严重污秽、化学腐蚀以及剧烈震动的场所。rrr 客户如有其它特殊要求,可在订货时提出,我公司可给予最大满足。rrr rrr 主要技术参数rrr 断路器主要技术参数,见下表rr
r r 序号r r | rr r 名称r r | rr r 单位r r | rr r 数据r r | r|||
r r 1r r | rr r 额定电压r r | rr r KVrr | r r r 10r r | r|||
r r 2r r | rr r 最高工作电压r r | rr r 12r r | r||||
r r 3r r | rr r 额定绝缘水平r r | rr r 1min工频耐压r r | rr r 干试r r | rr r 42r r | r||
r r 湿试r r | rr r 34r r | r|||||
r r 雷电冲击耐压(峰值)r r | rr r 75r r | r|||||
r r 4r r | rr r 额定电流r r | rr r Ar r | rr r 630r r | r|||
r r 5r r | rr r 额定短路开断电流r r | rr r KAr r | rr r 12.5/16/20r r | r|||
r r 6r r | rr r 额定电容器组开断电流r r | rr r Ar r | rr r 400/630r r | r|||
r r 7r r | rr r 额定操作顺序r r | rr r r r | rr r O--0.3s--CO--180s--COr r | r|||
r r 8r r | rr r 额定短路开断电流开断次数r r | rr r 次r r | rr r 30r r | r|||
r r 9r r | rr r 额定短路关合电流(峰值)r r | rr r KAr r | rr r 50r r | r|||
r r 10r r | rr r 额定峰值耐受电流r r | r|||||
r r 11r r | rr r 额定短时耐受电流r r | rr r 12.5/16/20r r | r||||
r r 12r r | rr r 额定短路持续时间r r | rr r Sr r | rr r 4r r | r|||
r r 13r r | rr r 全开断时间r r | rr r msr r | rr r ≤100r r | r|||
r r 分闸时间r r r (分励脱扣)r r | rr r 最高操作电压r r | rr r 15~50r r | r||||
r r 额定操作电压r r | rr r 15~50r r | r|||||
r r 最低操作电压r r | rr r 30~60r r | r|||||
r r 合闸时间r r | rr r r r | rr r 25~50r r | r||||
r r 14r r | rr r 机械寿命r r | rr r 次r r | rr r 10000r r | r|||
r r 15r r | rr r 额定操作电压r r | rr r Vr r | rr r DC,AC:110,220r r | r|||
r r 16r r | rr r 操作机构r r | rr r Ar r | rr r 弹簧机构r r | r|||
r r 17r r | rr r 动触头允许磨损厚度r r | rr r mmr r | rr r 3r r | r|||
r r 18r r | rr r 重量r r | rr r kgr r | rr r 152(182带隔离)r r | r|||
r r 19 r r | rr r 储能电机额定输入功率r r | rr r r r | rr r ≤250r r | r|||
r r 20r r | rr r 过流脱扣器r r | rr r 额定电流r r | rr r Ar r | rr r 5r r | r||
r r 脱扣准确度r r | rr r %r r | rr r ±10r r | r||||
r | rr | rr | rr | rr | rr | rr | r