The present utility model discloses an indoor AC high - voltage enclosed load switch.

本实用新型为户内交流高压封闭式负荷开关.

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Switchgear mainly includes circuit breaker, disconnecting switch, load - break switch and fuse.

开关装置主要包括断路器 、 隔离开关 、 负荷开关和熔断器.

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The load switch with fuse box have also protects transformer against over - load and working without phase.

负荷开关 - 熔断器组合电器还具有保护变压器过载,防止设备缺相运行的功能.

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A load - break switch will switch normal load currents but will not interrupt short circuit cur - rents.

负荷开关可开断正常负荷电流但不能开断短路电流.

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The utility model belongs to a fail - safe interlock operating device of a load switch.

本实用新型属于负荷开关五防联锁操作装置.

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