40.5KV 3150 amp Outdoor ceramic column HV Vacuum Circuit Breaker

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Overview

The ZW7-36 series Outdoor High-voltage Vacuum Circuit Breaker is engineered for exterior applications in three-phase AC 50Hz high-voltage electrical systems. It is ideal for controlling and protecting power distribution and transmission networks operating at 36 KV, handling tasks such as load management, overload protection, and short-circuit interruption.

Service and Installation Conditions

Ambient temperature: from -30 to 40 (from-40 to +40 for the particular order).

Height above sea level: <1000m(Value over 1000m should be indicated in advance.)

Air humidity: relative humidity: < 95% daily at average

<90%monthly at average

Wind pressure: ≤700Mpa.

Sunshine intensity: 0.1 W/cm under the 0/5m/s wind velocity

Maximum temperature difference daily allowed: 25

Earthquake intensity: ≤8 degree

Main parameters