Our availability to our customers' needs and precise after-sales service have made our Low Voltage Distribution Switchgear, indoor high-voltage switch cabinet, rmu ring main unit a worldwide reputation. In the process of development, we cultivate corporate cohesion from the details and make this an important principle in carrying out each business activity. Honesty and pragmatism, market orientation and quality are our business tenets, innovation and development and continuous transcendence are our goals. In the fierce market competition, our company has the ambition to fight for the first place and move forward courageously.

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.

Backed by rich industry experience and market understanding, we are involved in offering a wide array of High Voltage Sf6 Ring Main Unit Switchgear for Power Generation and Distribution to our valued patrons. Warmly welcome you and opening up the boundaries of communication. We serve the society and users with the idea of industrialization development.