Low Voltage Power Distribution System Ggd Switchgear

Low Voltage Power Distribution System Ggd Switchgear

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

We always insist on the cost performance advantage of our transformer type substation, Indoor Vacuum Circuit Breaker, hree-phase Power Transformer and provide our customers with quality products at reasonable prices. We aim to improve customer production efficiency and product quality, reduce customer production costs and enhance product competitiveness, so as to maximize customer satisfaction. We have been also the appointed OEM manufacturing unit for several worlds' famous merchandise brands. We will be based on the market with rigorous work style, sincere work attitude, professional technical level and perfect after-sales service, and strive to develop the highest quality products.

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



More than 90% of our Low Voltage Power Distribution System Ggd Switchgear are independently developed and produced to meet the requirements of factory direct sales, which can save you costs. Our company takes 'highlighting specialization, optimizing regionalization, realizing differentiation' as the development idea, implements rational management and continues to maintain a rapid development speed. Our company will win the trust of customers and win the domestic and foreign markets with excellent product quality, flexible marketing policy and first-class dedicated service.

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