SG ZW7-40.5/1250 1600 2000-20 25 31.5 35kv outdoor high voltage vacuum circuit breaker TPC

Custom processing: yes

model: ZW7-40.5

Number of poles: 3P

Rated frequency: 50(Hz)

Rated insulation voltage: 40.5K（V）

Arc extinguishing method: Vacuum circuit breaker

Mechanical life: 1 (10,000 times)