With many years' effort, we have attained full experiences and abilities in developing our Metal-enclosed Switchgears, Gas Insulated Metal Clad Switchgear, outdoor high voltage switchgear according to customer's specifications. Our company provides the most comprehensive services and cooperation to our customers in the spirit of great breadth of mind. Based on the business philosophy of continuous innovation, reliable quality and customer first, we sincerely welcome all friends to visit us. Our company, is always regarding quality as company' s foundation, seeking for development via high degree of credibility, abiding by iso9000 quality management standard strictly, creating top-ranking company by spirit of progress-marking honesty and optimism.

Metal Clad Switchgears are manufactured in conformity with IEC 62271-200 standards and rated up to 40,5 kV, 4000 A, 40 kA/3s electrical values with LSC-2B service Continuity, Partition class PM, AFLR Internal Arc Classification, IP 4X Protection class and with 4/5 independable accessible compartments.

Metal Clad Switchgears is used for power generation, transmission, distribution, electrical energy conversion and consumption in the power system to play the role of on-off, control or protection.

1.Rtaed Voltage: 33kv

2.Rated Current:1250A/630A

3.Temperature rise current:1.1Ir

4.Rated power frequency 1min withstand voltage (phase to ground):95kV

5.Peak value of rated lightning impulse withstand voltage (1.2 ÷ 50s) (phase to ground):125kV

6.Rated short-circuit breaking current:31.5kV

7.Rated short-circuit making current:80kA

8.Rated short-time withstand current and duration:31.5/4 25/4 kA/s

9.Rated peak withstand current:80kA

10.Short time power frequency withstand voltage of auxiliary and control circuit:2kV

1.33KV switchgear is simple in structure,convenient in maintenance and convenient in overall layout and operation;

2.The supporting interlocking action is stable and reliable;

3.Wide use;

4.Reliable performance;

Working Conditions:
a. The Ambient temperature upper limit and lower limit are respectively +40°C and -40°C; (allowing storage and transportation at -30°C);
b. Altitude is not more than 1000m;
c. Relative humidity: daily average value should not be more than 95%, while monthly average value should not be more than 90% (+25°C);
d. Seismic intensity should be not more than 8°;
e. Places without fire, explosion risk, serious pollution, chemical corrosion and violent vibration.

Our 145kv High Voltage Hybrid Gas Insulated Electrical Switchgear is well received by foreign distributors and customers. Since the creation of our company, we have always emphasized the brand strategy centered on the quality policy of exquisite, quality and continuous improvement, and continuously improved the quality management system. We have expanded our business all over the world.