
Education Training Equipment Portable Digital WiFi Dual System Touch Screen Smart Interactive Whiteboard Electronic Smartboard
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
In the meantime, our company staffs a group of experts devoted to your advancement of Gas Insulated Metal Clad Switchgear, Switchgear Cubicle For Power Distribution, AC Ring Main Unit. With professional design, sophisticated installation technology, strict on-site management, and timely and thoughtful after-sales service, we have won high trust and praise from customers and established a good image for the company. We feel that a passionate, ground breaking and well-trained workforce can create fantastic and mutually useful business associations with you quickly. To work with an excellent products manufacturer, our company is your best choice. We take the lead with excellent quality, our rich production experience and strong technical force make us become a well-known manufacturer in the same industry and have successfully cooperated with many countries in the world.
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 Voltage | kV | 40.5 | ||
| Rated Current | A | 2000 | ||
| Rated Capacity | Hz | 50 | ||
| Rated short circuit breaking current | AC component | kA | 31.5 | |
| Hundred current component | % | 51 | ||
| Rated short circuit breaking current | ms | 45 | ||
| Rated short circuit making current | kA | 80 | ||
| Rated peak withstand current | kA | 80 | ||
| Rated short time withstand current | kA | 31.5 | ||
| Rated short circuit duration | s | 4 | ||
| Rated short time power frequency withstand voltage | Dry Type | kV | 95 | |
| Wet Type | kV | |||
| Rated lightning impulse withstand voltage | kV | 185 | ||
| Rated operating impulse withstand voltage | kV | |||
| Rated charging pressure for breaking and insulation | Mpa | |||
| Rated supply voltage of operating mechanism | V | DC220 | ||
| Rated operation sequence | O-0.3s-CO-180s-CO | |||
| First upgrade coefficient | 1.5 | |||
| Mechanical life | Time | VCB 50,Earthing Switch 2000 | ||
| Protection level | Out Enclosure :IP4X | |||
| Closing speed / opening speed | m/s | 0.5-0.9/1.2-1.6 | ||
| Closing time | ms | 30--75 | ||
| Opening time | ms | 20--55 | ||

We adhere to the service tenet of 'serving users, being responsible for users, and satisfying users', and provides customers with high-quality Education Training Equipment Portable Digital WiFi Dual System Touch Screen Smart Interactive Whiteboard Electronic Smartboard and comprehensive services. We are willing to cooperate sincerely with standardization organizations and various industrial companies to improve the quality of Chinese products and meet the severe challenges of economic globalization. With the joint efforts of all staff and the support of customers, our company has developed into an enterprise with a certain scale and advanced management in China.
Hot Tags: 40.5kv armoured removable AC metal enclosed switchgear, China, manufacturers, suppliers, customized, compact ring main unit rmu, Solid Insulated Ring Main Unit rmu, AC high voltage vacuum circuit breaker, low voltage electrical switchgears, Metal-enclosed Switchgears, Power Distribution Cabinet
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