The structure of cabinet selects multiple-folded aluminum- metalized zinc plate. ■完全金属铠装及*分隔。
Complete metal clad and split thoroughly ■所有设备的操作均可在柜门关闭状态下进行。
The operation can be conducted when the cabinet door is closed ■柜壳密封度高,防止设备受杂物和虫害侵入,防护等级IP4X。
High tightness of cover, prevent from dirt and insect. Level of Protection: IP4X ■简单且有效的闭锁、防止误操作。
Simple and effective interlock to prevent from malfunction ■可配用ZN63(VS1)、ZN12真空断路器手车、进口VD4(ABB)、EV12(施耐德)、3AH(*)真空断路器手车。
The home-produced ZN63(VS1) and ZN12 vacuum circuit breaker hand cart and import VD4, EV12 (Schneider) and 3AH (Siemens) vacuum circuit breaker hand cart can be equipped. ■高压室内的真空断路器及其操动机构仅需少量维护。
The vacuum circuit breaker and operating mechanism in the high-voltage chamber only require little maintenance. ■更换断路器非常简单,手车互换性好。
Replace the circuit breaker easily, hand cart enjoys sound change ability with the similar parts ■柜体可靠墙安装,柜前维修,减少占地面积。
The cabinet can be mounted against the wall, maintenance in front of cabinet, reduce the floor area ■二次线敷设于尺寸宽裕的线槽内,容易接线。
Secondary line is set in the wiring groove with sufficient size, easily for connection ■电缆室有充裕的空间,可联接多根电缆。
Sufficient space in the cable chamber which allows to connect several cables ■透过面板门,**易观察到电缆到安装情况。
From the panel door, the cable mounting condition can be easily observed. ■快速接地开关用于接地和回路短接。
The high-speed grounding switch is used to grounding and loop short-circuit connection ■产品符合GB3906,DL404及参照采用国际IEC-298。
The product is in compliance with standard GB3906, DL404 and take international IEC 298 for reference. 电气参数 Electrical Parameters 项目 单位 参数 额定电压 3.6、7.2、12 额定绝 缘水平 1min工频耐受电压(有效值) 42 雷电冲击耐压(开断前峰值) 75 雷电冲击耐压(开断后峰值) 75 额定频率 50 额定电流 630、1250、1600、2000、2500、3150 额定开合单个/背对背电容器组电流 630/400 额定短路开断电流 20、25、31.5、40 4s热稳定电流 20、25、31.5、40 额定短路关合电流(峰值) 50、63、80、100 额定动稳电流(峰值) 50、63、80、100 额定操作顺序 分-180s-合分-180s-合分 自动重合闸操作顺序 分-0.3s-合分-180s-合分 合闸时间 ≤100 分闸时间 ≤50 燃弧时间 ≤15 额定短路开断电流开断次数 50(30*) 机械寿命 次 10000 动、静触头允许磨损累计厚度 次 3 注:*断路器额定短路开断电流为40kA时,开断次数30次。