ZW8-12、ZW8-12G、ZW8-12C Outdoor high voltage spring/permanent magnet vacuum circuit breaker
ZW8-12G is ZW8-12 circuit breaker and isolating switch combination, called the combination of circuit breakers. Can be used as the disconnect switcheg.
This series actuator for the CT23-spring energy storage actuator, electric and manua I is divided into two Species.
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Keyword： ZW8-12、ZW8-12G、ZW8-12C Outdoor high voltage spring/permanent magnet vacuum circuit breaker
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- Commodity name: ZW8-12、ZW8-12G、ZW8-12C Outdoor high voltage spring/permanent magnet vacuum circuit breaker
ZW8-12 series vacuum circuit breaker rated voltage 12Kv, AC 50Hz outdoor high- voltage three-phase Switching equipment, mainly used to co-breaking rural power, the City and small power system load current, overload Current, short circuit current. The overall structure of the product box for the three-phase, three-phase vacuum interrupter type in a metal Box, the use of SMC and white insulation and insulation- to-ground insulation, reliable performance, high dielectric strength. <br> ZW8-12G is ZW8-12 circuit breaker and isolating switch combination, called the combination of circuit breakers. Can be used as the disconnect switcheg.<br> This series actuator for the CT23-spring energy storage actuator, electric and manua I is divided into two Species.
Model implication
Main technical parametersS/N Items Unit Data 6.3KA 12.5KA 20KA 01 Rated woltage KV 12 02 Rated Current A 630(1250) 03 Rated short circuit breaking current KA 6.3 12.5 20 04 Rated short-circuit current (peak) KA 16 31.5 50 05 Rated peak withstand current KA 16 31.5 50 08 Rated
insulation
levelRated short time withstand current KA 6.3 12.5 20 Frequency withstand voltage(dry) KA 42 06 Lightningimpulse withstand voltage(peak) KA 75 07 Rated order ofoperation o-0.3s-Co-180s-co 09 Mechanical life
time10000 10 Rated short-circuit current breaking times
time30 11 Rated operating mechanism closing voltage(DC) V AC、DC110,220 12 Rated brrking voitage of the mechanism(DC V AC、DC110,220 13 Contact opening distance mm 11±1 14 Overtravel (the length of contact spring compression) mm 3 15 Three-phase points,closingphase of the different ms ≤2 16 Contact closing bouncetime ms ≤2 17 Average opening speed m/s 1.2±0.3 18 Average closing speed m/s 0.6±0.2 Openingtime 5 ≤0.06 19 Closing time 5 ≤0.1 20 The main circuit resistance ofeach phase uΩ ≤200 21 Allowed comision thickaessforfixed and mouable contacts mm 3
Physical dimension
Environmentally friendly gas-insulated metal enclosed switchgear is the most commonly used three-phase intelligent gas-insulated AC cabinet and is widely used in various switchgear sets, with population concentration in the country, the power market must be supported, environmentally friendly gas-insulated switchgear will also grow with market development; market potential is yet to be tapped. At the same time, as the product integrates data collection and management, data processing and storage, online monitoring of switchgear, advanced analysis, and other multifunctions in one, network intelligent monitoring and management of the distribution network, so that the distribution network operates in a safe, reliable, high-quality, and efficient best state, to achieve remote monitoring, management, and control of the power system distribution network, to achieve network optimization, safe electricity use, power management, energy saving, and consumption reduction; at the same time, the system can be widely used in intelligent power distribution fields such as transportation, factories, hospitals, schools, buildings, residential areas, and commercial office buildings.
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