Center Break Disconnector Up To 55Kv


Rated voltage

72.5 kV to 550kV

Rated current

Up to 4000 A available on request

Short-time withstand current

Up to 63 kA

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Power frequency withstand voltage

• against earth 140 to 620 kV

• across isolating distance 160 to 800 kV

Lightning impulse withstand voltage

• against earth 325 to 1550 kV

• across isolating distance 375 to 1550 kV


The horizontal centre break disconnector is used

at substations due to its simplicity and flexibility in arrangement.