fn7-12dr型交流高压负荷开关(以下简称负荷开关)是一种新型产气式户内高压负荷开关,适用于交流50hz,额定电压12kv的三相交流电力系统中,作为开断负荷电流及关合短路电流之用。 fn7(c)-12型系列高压负荷及熔断器组合电器是在fn7-12系列高压负荷开关的基础上,增加侧面操作机构、使得安装更加简捷方便,能够满足广大用户的不同要求。 fn7-12dr is used in three-phase ac power network of ac50hz、rated voltage 12kv for breaking load current and controllingshort-circuit current. fn7(c)-12 type h.v load switch and fuse box is basied on thefn7-12 series h.v load switch. with operating mechanism. make theinstallation more simpler. can meet orders needs. |
|
| 额定电流(400,630a) 电动分闸装置(有:f, 无:空) 撞击熔断器(有:a, 无:空) 熔断器 负荷开关与接地开关联锁装置(有:l, 无:空) 接地开关位置(进线端:s,出线端:x) 接地开关 额定电压(kv) 设计序号 户内负荷开关 rated current off device by motor(with:f without:blank) striking fuse box (with:f without:blank) fuse box interlock gear between load switch and earthswitch(with:l,without:blank) earth switch position(wire-in end:s,wire-out end:x) earth switch rated voltage designed number indoor load switch |
|
正常工作环境 normal serviec condition 1、周围空气温度 不高于 +40oc 不低于-25oc; 2、海拔不超过1000米; 3、相对湿度,日平均值不大于95%,月平均值不大于90%; 4、周围空气应不受腐蚀性、可燃性气体及水蒸汽体等明显污染; 5、无经常性的剧烈运动; 1、the altitude does not exceed 1000m.2、the ambient airtemperatrue : max:+40oc.min:-25oc. 3、the relatire humidity of air daily average ≤95% . monthly average≤90% 4、the ambient air should not be obviously polluted by corrosivityor the flammability gas steam.etc. 5、the working situation without frequent violent. |
|
椀敬栠牥 ????o〨?类别 classification | 全型号 full type | ds 接地开关在线端earth switch at the wire-in end | dk 接地开关在线端earth switch at the wire-in end | l 联锁装置interlock device | r 熔断器fuse box | ra 撞击式熔断器string fuse box | f 电动分闸装置off device by motor | 无脱扣器 without tripper | fn7-12 | — | — | — | — | — | — | fn7-12dsl | △ | — | △ | — | — | — | fn7-12dxl | — | △ | △ | — | — | — | fn7-12r | — | — | — | △ | — | — | fn7-12dslr | △ | — | △ | △ | — | — | fn7-12dxlr | — | △ | △ | △ | — | — | 带撞击脱扣器 with striking tripper | fn7-12raf | — | — | — | — | △ | △ | fn7-12dslraf | △ | — | △ | — | △ | △ | fn7-12dxlraf | — | △ | △ | — | △ | △ |
| |
|
额定电压(kv) rated voltage | 高电压(kv) max.voltage | 额定电流(a) rated current | 1min 工频耐压(kv) 1min power frequency withstand voltage | 4s热稳定电流(有效值)(ka) 4s heat-stabling current(value) | 动稳定电流(峰值)(ka) machine stabling current(peak) | 短路关合电流(ka) short-circuit controlling current | 额定开断电流(a) rated switch-off current | 额定转移电流(a) rated transfer current | 12 | 12 | 400 | 42/48 | 12.5 | 31.5 | 31.5 | 400 | 1000 | 630 | 42/48 | 20 | 50 | 50 | 630 | 1000 |
| |
|
熔断器额定参数 rated parameter of fuse box 型号 rated voltage | 额定电压(kv) rated current | 额定电流(a) rated switch-off current | 熔体的额定电流(a) fuse body rated current | sdla*j | 12 | 40 | 6.3,10,16,20,25,31.5,40 | sfla*j | 12 | 100 | 50,63,71,80,100 | skla*j | 12 | 125 | 125 |
| |
|
外形及安装图 appearance installation diagram | 图1、无脱扣器 "线路" 负荷开关 diagram 1.load switch without tripper "line" | 图2、无脱扣器 "变压器保护" 负荷开关 diagram 2.load switch tripper "transformer protection" | 外型及安装图 appearance install ation dlagram |
| 图3、脱扣器撞击负荷开关 diagram 3.load switch with tripper striker | 图4、cs6操作机构安装示意图 diagram 4.installation diagram of cs6 operating mechanism | | fn7(c)-12高压负荷开关 fn7(c)-12 h.v.load switch | | fn7(c)-12高压负荷开关与熔断器组合电器 fn7(c)-12 h.v.load switch with fuse and without fuse |
|
|
本产品的品牌是上海上民,型号是fn7-12/630fn7-12r/63fn7-12d/630fn7-12rd/630,类型是高压负荷开关,额定电压是12(v),额定电流是400-630(a),额定频率是50(hz),产品认证是ccc