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ISOLATION CONTROL HIGH SPEED TRANSFER SWITCH FOR UNINTERRUPTIBLE POWER SUPPLY, POWER SUPPLY SYSTEM USING THE SWITCH AND ISOLATION CONTROL HIGH SPEED TRANSFER SWITCHING METHOD
ISOLATION CONTROL HIGH SPEED TRANSFER SWITCH FOR UNINTERRUPTIBLE POWER SUPPLY, POWER SUPPLY SYSTEM USING THE SWITCH AND ISOLATION CONTROL HIGH SPEED TRANSFER SWITCHING METHOD
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机译:不间断电源的隔离控制高速换向开关,使用该开关的电源系统以及隔离控制高速换向开关的方法
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摘要
Disclosed is a UPS isolation control high speed transfer switch for switching a power supply path of a UPS to a bypass line and a power supply system equipped with the high speed transfer switch. The switch is isolated from the UPS and detects the output power of UPS, and switches a power supply path from a normal power line to the bypass line, by turning off the transfer switch of the bypass line after turning off an output breaker of a normal power line when the output power is deviated from a preset normal range. Furthermore, the switch performs a switching to the bypass line only when the output breaker of the UPS is actually turned off, after confirming the turn-off of the output breaker when switching the power supply path to the bypass line.
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