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Function of high voltage isolation switch High-voltage isolation switch with ordinary type, anti-fouling type, new type, silicone rubber pillar type, suitable for voltage below 15kv three-phase alternating current frequency of 50hz power system, in the voltage and no load conditions under the use of separate circuits.... 2017/10/16
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What are the requirements of the bar switch installation wiring When the switch is connected to the cable, there are screws to connect the cable head and the tablet connection to the O-clip to connect the three connection methods.... 2017/10/16
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What is the difference between a bar switch and a knife fuse switch? The bar switch should also be a kind of load disconnecting switch. Generally, a power distribution cabinet, for example, outputs a loop of 630 A, and up to two parallel installations. Even if one cabinet is placed on two floors, only four output loops are available. To increase the number of output circuits, the width of the distribution device needs to be significantly reduced.... 2017/10/16
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Strip Fused Disconnector Structure Features and Applications The strip fuse disconnector consists of a base, a base, a cover, a handle, and a protective cover. The fuse is mounted on the cover and is used directly as a movable contact blade; the handle is fan-shaped and rotates along the fulcrum of the base, and the cover is divided and closed together with the fuse, which has a large space distance and an obvious disconnection point... 2017/10/16
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HR18熔断器式隔离开关适用范围与结构特征 HR18熔断器式隔离开关适用于交流50Hz、额定电压至660V、约定发热电流至630A的具有高短路电流的配电电路和电动机电路中,用作手动不频繁操作的电源开关、隔离开关和应急开关,并作电路短路保护之用... 2017/10/16
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负荷开关熔断器组合电器技术性能与安装注意 负荷开关熔断器组合电器包括1组三极负荷开关和3个带有撞击器的限流熔断器,任何一个撞击器动作,应使负荷开关三极全部自动分闸... 2017/10/16
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隔离开关出现拒合怎么查 隔离开关拒合可能是电动操作机构故障或是手动操作机构故障... 2017/10/16
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条形熔断器式隔离开关结构特征 熔断器作为电路保护元件在电气领域中因具有分断能力高、可靠性强、价格低廉、尺寸紧凑等优点,得到了广大电气工作者的认可。随着科学技术的进步,结构紧凑的开关与熔断器结合的技术得到了广泛的应用。... 2017/10/16
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Isolation Switch Failure Causes and Treatments Isolation switch malfunctions. After disconnecting the switch electrical operation, first check the operation for errors, and then check the power supply circuit, power supply circuit is intact, the fuse is broken or loose, the electrical lock circuit is normal, the small switch in the terminal box, the handle is in Normal position.... 2017/10/16
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隔离开关的作用分类与基本要求 隔离开关用于隔离电源,将需要检修的电气设备与带电的电网可靠地隔离,以保证检修工作人员的安全;倒闸作业(倒母线作业),在双母线制的电路中,用隔离开关将电气设备或供电线路从一组母线切换到另一组母线;连通或切断小电流电路。... 2017/10/16