
Kyn28-12 Indoor AC Metal Armored Removable Switchear Equipment for Medium Voltage
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
To regularly increase the management program by virtue from the rule of 'sincerely, good religion and high quality are the base of enterprise development', we greatly absorb the essence of linked products internationally, and constantly produce new goods to satisfy the calls for of shoppers for transformer type substation, Transformer Substations, SF6 insulated switchgear outdoor. Our company has always been leading science and technology first, pioneering and innovative business philosophy, attaches importance to product development and innovation. In order to provide customers with assured products, we are willing to listen to the voice of each customer attentively, and customers establish their market leadership through innovation. Our company has a complete after-sales service network, so that customers can enjoy the whole process of comfortable service. While using the tenet of 'faith-based, customer first', we welcome customers to phone or e-mail us for cooperation.
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 | ||

Our company adheres to the concept of 'science and technology as the guide, market as the opportunity', always stands at the forefront of the Kyn28-12 Indoor AC Metal Armored Removable Switchear Equipment for Medium Voltage market, and is willing to work hand in hand with users to create a brilliant career! The excellent quality, reasonable price and good after-sales service of our company's products have been well received by customers abroad. Our excellent R&D team provides a broad operation and innovation platform for the increasingly complex needs of customers.
Hot Tags: 40.5kv armoured removable AC metal enclosed switchgear, China, manufacturers, suppliers, customized, outdoor high voltage switchgear, 24v indoor transformer, Industrial Ring Main Unit, rmu unit electrical, Insulated Ring Main Unit RMU, power distribution equipment
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