タイトルまたは説明

Model VH7 vacuum circuit breaker is outdoor high voltage switchgear for three-phase AC *0Hz electric system with rated voltage of *0.5kV, it features anti-condensation, anti-pollution, anti-aging, outdoor high temperature proof, long service life, stable and reliable operation, maintenance free and frequent operation etc, may provide protection and control for industrial and mining enterprises, power plant and substation, especially suitable for places where frequent operation is required. Technical Parameters: 1. Rated voltage: *0.5kV 2. Rated current: ***0, ***0A 3. Rated short-circuit interrupting current: *0, *5, *1.5kA 4. Number or Openings at Rated Short-Circuit Current: *0times 5. Rated short-circuit closing current: *0, *3, *0kA 6. Rated peak withstand current: *0, *3, *0kA 7. Rated short-circuit withstand current(4s): *0, *5, *1.5kA 8. Rated lighting impulse withstand voltage: **5 (**2)kV 9. Rated power frequency withstand voltage in 1 Min: *5 (**4)kV *0. Rated Operating Sequence: **0.3s-CO***0s-CO *1. Rated Interrupting Current for a Single Capacitor Group: **0A *2. Mechanical Service Life: ****0times *3. Rated operating voltage: DC**0/**0 AC**0/**0V *4. Average opening velocity: 2.0+/- 0.3m/s *5. Average closing velocity: 0.*5 +/*0.*0m/s *6. Opening time: *0 +/**0ms *7. Closing time: *0 +/**0ms *8. Total Weight: **0 (**0)kg