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ZZS-7/1继电器

更新:2014/9/24 13:15:10点击:
  • 产品品牌SNC松川
  • 产品型号ZZS-7/1,ZZS-7/32
  • 在线订购
产品介绍
1.用途

  ZZS-7系列分闸、合闸、电源监视综合控制这种用于直流或交流操作的各种自动控制线路中,可以直接控制分闸、合闸回路、监视控制电源、并方便调节合闸延时,电源监视断电延时。

2.安装结构

有CJ-1外壳,JK-1外壳,嵌入式A11K壳体结构,凸出式A11Q壳体结构,导轨安装A,导轨安装B方式,具体尺寸请参考外型尺寸图.

2.技术参数

1)额定值:220VDC,110VDC,48VDC,220VAC,110VAC
2)动作值:直流电压不大于70%额定值,交流电压不大于80%额定值.
3)返回值:不小于10%额定值
4)动作时间:施加额定电压,动作时间小于20ms
5)返回时间:分闸回路小于20ms,合闸回路20ms-3秒可调,电源监视回路20ms-3秒可调
6)功耗:整体功耗小于6W
7)触点容量;可长期接通5A,在250VDC τ=5ms条件,最大可断开50W直流有感负载
在250VAC COS =0.4 最大可断开250VA交流负载
8)绝缘电阻:外壳与外露带电端子之间,用开路电压500V的兆欧表测量,绝缘电阻大于300MΩ.
9)介质强度:外壳与外露带电端子之间,能承受2KV (有效值)50Hz试验电压,历时1分钟不击穿,无闪络.

3.使用条件

1) 环境温度:-10℃—50℃;
2)无导电气体,无腐蚀性气体,无较强振动;
3)工作电压:不大于120%额定电压;
4)工作位置:任意;
5)周围磁场强度:小于0.5mT;
6)不得有雨水和雪,有防雾防尘、防风沙设施。

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