Metal Enclosed Sf6 Insulated Electrical Switchgear for Power Distribution

Metal Enclosed Sf6 Insulated Electrical Switchgear for Power Distribution

It is suitable for three-phase AC 50HZ, rated voltage 40.5KV indoor complete power distribution device. It is mainly used as power distribution, power transmission and large high-voltage motors of power plants, industrial and mining enterprises and institutions, power distribution and secondary substations of power systems Start and other places for control, protection and monitoring purposes.

Description

Faced with economic globalization, we are determined to become a leader in the AC Metal Enclosed Switch Cabinet, metal-sealed switchgear, Low Voltage Distribution Switchgear industry and surpass ourselves. We sincerely hope to cooperate with you, share success together, and forge ahead firmly to a more brilliant future. With the concept of 'Customer First', we wholeheartedly provide our customers with high-quality products and efficient services. Relying on the management policy of 'ruling the enterprise by virtue and putting people first', we have widely absorbed elites from all walks of life. We have formed a good reputation among users in the industry with 'products that give you peace of mind, prices that make you satisfied, and services that move you', and have been universally recognized by users. It is our work style to strive for perfection in every work link, it's our duty to meet customer needs, and it's our values to exceed customer expectations. At present our sales network is growing continually, improving service quality to meet customer's demand.

It is suitable for three-phase AC 50HZ, rated voltage 40.5KV indoor complete power distribution device. It is mainly used as power distribution, power transmission and large high-voltage motors of power plants, industrial and mining enterprises and institutions, power distribution and secondary substations of power systems Start and other places for control, protection and monitoring purposes.


Technical Parameters

1.Rtaed Voltage: 40.5kv

2.Rated Current:2500A/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):185kV

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


Advantage

1.40.5kV 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;


Configuration information

The standard configuration of the switchgear cabinet includes: housing, shutter mechanism, trolley guide rail and rail interlocking mechanism, each component mounting plate or mounting beam, casing plate (aluminum plate or steel plate),door plate, hinge, door lock, viewing window (tempered glass), cable hoop, cable sealing ring, etc.


Rated VoltagekV40.5
Rated CurrentA2000
Rated CapacityHz50
Rated short circuit breaking currentAC componentkA31.5
Hundred current component%51
Rated short circuit breaking currentms45
Rated short circuit making currentkA80
Rated peak withstand currentkA80
Rated short time withstand currentkA31.5
Rated short circuit durations4
Rated short time power frequency withstand voltageDry TypekV95
Wet TypekV
Rated lightning impulse withstand voltagekV185
Rated operating impulse withstand voltagekV
Rated charging pressure for breaking and insulationMpa
Rated supply voltage of operating mechanismVDC220
Rated operation sequence
O-0.3s-CO-180s-CO
First upgrade coefficient
1.5
Mechanical lifeTimeVCB 50,Earthing Switch 2000
Protection level
Out Enclosure :IP4X
Closing speed / opening speedm/s0.5-0.9/1.2-1.6
Closing timems30--75
Opening timems20--55



We strictly control product quality, making our Metal Enclosed Sf6 Insulated Electrical Switchgear for Power Distribution sell well abroad. Our company is working hard to develop into a professional, large-scale, international and modern enterprise. Since its establishment, our company has always adhered to customer demand and satisfaction as the focus, with assured products and thoughtful service to repay customers.

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