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12kV-40.5kV CENTRALLY INSTALLED SWITCHGEAR
Centrally Installed switchgear is a new type of medium-voltage power distribution product used for power transmission, distribution and conversion of electric energy, which can effectively realize the protection, monitoring and control of power-using equipment. The product has the advantages of advanced design, flexible combination of electrical scheme, large capacity and strong applicability. It is mainly used for power plants, small and medium-sized generators to send power, secondary substations to send power, industrial and mining enterprises, power distribution and so on. The main product models are KYN28A-12、KYN28A-24、KYN61-40.5.
Product Features
According to the function of electrical equipment in the cabinet, the cabinet is divided into four different functional units with metal partitions, which is highly reliable.
Sheet metal processing adopts CNC processing equipment, high precision, good workmanship, interchangeability.
With complete measures to prevent misoperation, the installation of reliable mechanical locking, strong security.
The shell is made of zinc sheet, which has strong impact resistance and corrosion resistance.
Technical Parameter
| Centrally Installed Switchgear Technical Specifications | |||||
| Items | Unit | Parametric | |||
| Voltage level (kV) | kV | 12/24/40.5 | |||
| Rated insulation level | Rated power frequency withstand voltage(1min) | kV | 42/65/85 | ||
| Rated lightning impulse withstand voltage(peak) | kV | 75/65/185 | |||
| Rated Frequency | Hz | 50、60 | |||
| Main busbar rated current | A | 630、1250、1600、2000、2500、3150、4000、5000 | |||
| Branch busbar rated current | A | 630、1250、1600、2000、2500、3150、4000、5000 | |||
| Rated short time withstand current/4s | kA | 25、31.5、40 | |||
| Rated peak withstand current | kA | 63、80、100 | |||
| IP degree | Outdoor IP4X, Compartment IP2X | ||||
| Dirtiness degree | Ⅲ | ||||
| Altitude (m) | ≤1000 | ||||
| Relative humidity | Maximum monthly average≤90%(25℃), Maximum daily average≤95%(25℃); | ||||
| Service ambient temperature(℃) | -25℃~+40℃ | ||||
| Declaration: This product is a custom class, special requirements can be customised according to customer requirements. | |||||
