发明授权
US5424504A Resistor-provided UHV breaker having delaying/operating mechanism for making and breaking main contacts and resistor contacts 失效
具有电阻器的特高压断路器具有用于制造和断开主触点和电阻触点的延迟/操作机构

Resistor-provided UHV breaker having delaying/operating mechanism for
making and breaking main contacts and resistor contacts
摘要:
A resistor-provided UHV breaker has a tank sealing an insulating gas therein, a main contact unit located in the tank, a resistor unit connected parallel to the main contact unit, a resistor contact unit located in the tank, a main contact making/breaking unit for making and breaking the main contact unit, and a resistor contact making/breaking unit for making and breaking the resistor contact unit. Further, the breaker has a coupling unit for coupling the main contact making/breaking unit with the resistor contact making/breaking unit. The coupling unit drives the main contact making/breaking unit together with the resistor contact making/breaking unit during closing operation of the main contact unit, and drives the main contact making/breaking unit and the resistor contact making/breaking unit, independently, during breaking operation of the main contact unit.
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