Vacuum circuit breaker / medium-voltage
ISM/TEL-12-20/1000-089
Rated voltage, kV: 12
Rated current, A: Rated short-circuit breaking current, kA: Rated short-time withstand current 4s, kA: Rated frequency, Hz: 50/60
Mechanical endurance, CO cycles: 50 000
Temperature range, °C -40...+55
Brand:TAVRIDA ELECTRIC