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Product name:
JRS1D系列热过载继电器
specification:
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Category:
low-voltage electrical apparatus
--
热继电器
Price:
factory price
Brand:
Shanghai
Place of Origin:
China
Available Quantity:
batch
delivery cycle:
Spot goods (or inquire by telephone)
Shanghai Beiyuan
Industry and Trade Co.,Ltd
+86-21-66770508
+86-139101609058
91way@163.com
13916500500
(Wechat)
JRS1D系列热过载继电器
Detailed product description:
适用范围
JRS1D系列热过载继电器用于交流50Hz (或60Hz),额定绝缘电压660V,额定电流0.1A~93A的电路中,作电动机的过载及断相保护。并可与相应的交流接触器组成起动器。
结构特征
热继电器造型新颖、美观,具有断相保护、温度补偿、整定电流可调、自动和手动复位任意选择、动作指示信号等功能,产品常闭、常开辅助触头绝缘分开、安装面积小、安装方式多样并具有测试按钮和停止按钮。可进行动作灵活性检查,有防止手指触电护罩,使用安全。
型号及含义
主要技术参数
1.主电路技术参数见表1
表1主电路的技术参数
2.辅助触头的基本参数见表2
表2辅助触头基本参数
3.热继电器的动作特性见表3和表4(+20℃)
表3 各相负载平衡时的动作特性
表4 各相负载不平衡(断相)时的动作特性
外形与安装尺寸
热继电器的外形尺寸见图1~图3
接线原理图
图4 负载为电动机时的接线原理图
订货须知
订货时应注明热继电器的型号、名称、额定电流等级、热元件整定电流范围、安装方式及订货数量。例如:JRS1D-36/Z型整定电流为7-10A的热继电器20台。
JRS1D系列热过载继电器
(schematic diagram)
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