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T to T* -----Terminal to terminal creepage

T to G/E* -----Terminal to ground/earth creepage

This figure does not include lower expanding bushing

Name:Main circuit,Rated working voltage (Ue),Unit:V,Value:2000;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:200;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:V,Value:1500;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:2000、2600、3200;

Name:Main circuit,Rated thermal current（Ith）,Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:V,Data:1140;

Name:Main circuit,Rated working current (Ie)Unit:A,Data:160;

Name:Main circuit,Rated thermal current（Ith）,Unit:Hz,Data:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:3.6;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:400,630;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:3.6;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:800,1000,1250;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:3.6;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:400;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:12;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:400,630;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:7.2/12;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:630;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:12;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:800,1000,1250;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:7.2/12;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:400,630;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:12;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:400,630;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:24;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:630;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:24;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:400,630;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

Name:Main circuit,Rated working voltage (Ue),Unit:kV,Value:40.5;

Name:Main circuit,Rated working current (Ie)Unit:A,Value:250, 400, 630;

Name:Main circuit,Rated frequency (fr),Unit:Hz,Value:50

。Rated voltage: 230VAC, 400VAC, 525VAC, 690VAC, 750VAC, 1050VAC, 1200VAC
。Rated output: 1-60 KVAR
。Rated frequency: 50Hz or 60Hz
。Capacitance Tolerance: -5% - +10%
。Tangent of the loss angle: With the power frequency rated voltage,

。Rated voltage: 0.23kv, 0.4kv, 0.415kv, 0.45kv, 0.525kv and so on.
。Rated output: 1-30kvar.
。Capacitance tolerance: -5% - 10%.
。Tangent of the loss angle: smaller than 0.1%.
。Between terminals withstand voltage:2.15 times rated voltage for 5 seconds.

Use cylinder aluminium tin sealed.
Use microcrystalline wax and healthy dielectric oil as the impregnant.
It has built-in pressure separation device and discharge resistor.
Use dielectric metallized plypropylene film as medium.

With the development of reactive compensation technology, as for three-phase unbalanced load, 
to conduct the split phase compensation of the reactive power by applying the way of respective three-phase switching of capacitor, 
so as to improve the accuracy of the compensation and optimize electricity-saving result. 
In order to do so, our company has developed split phase compensation shunt capacitor.

ZN28G ZN28A-12 series indoor vacuum circuit breaker is a three-phase AC 50Hz,rated voltage of 12kV indoor witchgear ,
control and protection for industrial and mining enterprise,
power plants and substations,electrical acilities,
and for frequent operation place.

1. Altitude：≤1000m;
2. 2. Ambient temperature: -25°C～＋40 °C；
3. Relative humidity: daily average≤95%, monthly average ≤90%;
4. Earthquake intensity：≤8 degree;
5. Applicable occasions should free from inflammables, explosives Corrosives and severe vibration

。Ambient temperature-25℃－＋40℃
。Elevation,,,; 1000m
。Humidity: daily average humidity.;;95%, monthly.;;90%
。The earthquake does not exceed degree 8
。No fire, explosion, chemical errosion.

for a period of 12 KV, rated voltage of the three-phase ac 50 HZ outdoor power distribution system. 
It uses a vacuum arcing and SF6 gas as insulating medium, 
is ZW20-12 type vacuum circuit breaker of the improvement of products. 
Cabinet adopted the introduction of Japanese Toshiba VSP5 gas seal technology, explosion-proof, insulating structure

VS1-12 side-mounted type vacuum circuit breaker is a kind of indoor high voltage switch device which is used in the AC Three-phase power system of frequency 50HZ,rated voltage 12KV to be the protection and control unit. 
Because of the special superiority of vacuum circuit breaker, especially suitable for applications that require frequent operation at rated operating Current or multiple open short-circuit breaking current location. 
It 1s especially suitable to the place requiring frequent operations.