CIRCUIT BREAKER HAVING INTERNAL TRANSIENT RECOVERY VOLTAGE CAPACITOR ASSEMBLY
A circuit breaker having at least one capacitor assembly connected in parallel across a contact of the circuit breaker. The capacitor assembly can be housed with the contact within a sealed enclosure of the circuit breaker. The enclosure can be configured to house an insulating medium that is config...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A circuit breaker having at least one capacitor assembly connected in parallel across a contact of the circuit breaker. The capacitor assembly can be housed with the contact within a sealed enclosure of the circuit breaker. The enclosure can be configured to house an insulating medium that is configured to reduce or quench an arc(s) that may form at least when the contact of the circuit breaker is displaced from a closed position to an open position. The capacitor assembly, which includes a transient recovery voltage (TRV) capacitor, can be configured to delay terminal fault and short line fault TRV and the rate of rise of the initial TRV (ITRV) that can appear across the open contact of the circuit breaker. By being connected in parallel across the contact, the capacitor assembly can be connected to either side of the contact, regardless of whether the contact is in an open position or closed position.
一种具有至少一个电容器组件的断路器,至少一个电容器组件并联跨接于断路器的触头。电容器组件可以与触头一起容纳于断路器的密封壳体内。壳体可以配置为容纳绝缘介质,该绝缘介质配置为减少或熄灭至少在断路器的触头从关合位置移位 |
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