What is the normal gas pressure of SF6 circuit breaker? How does it change with temperature?-Winfoss Seeker (Shanghai) Limited

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What is the normal gas pressure of SF6 circuit breaker? How does it change with temperature?

2020-07-22 ydlcb

SF6 circuit breaker rated gas pressure is 0.6MPa, and with high pressure (low) alarm, and high pressure (low) blocking circuit breaker action. The gas pressure will change with the temperature, in order not to affect the operation of the equipment, the current pressure gauges are equipped with temperature compensation function; Gas pressure due to temperature changes reflected on the pressure gauge is very slight. The alarm and lockout contacts are on the pressure gauge.

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