Products 12kV-40.5kV SWITCHGEAR 12kV-40.5kV CENTRALLY INSTALLED SWITCHGEAR
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    UnitParametric
Voltage level (kV)    kV12/24/40.5
Rated   insulation levelRated power frequency withstand voltage(1min)    kV42/65/85
Rated lightning impulse withstand voltage(peak)    kV75/65/185
Rated Frequency    Hz50、60
Main busbar rated current     A630、1250、1600、2000、2500、3150、4000、5000
Branch busbar rated current     A630、1250、1600、2000、2500、3150、4000、5000
Rated short time withstand current/4s    kA25、31.5、40
Rated peak withstand current    kA63、80、100
IP degreeOutdoor IP4X, Compartment IP2X
Dirtiness degree
Altitude (m)≤1000
Relative humidityMaximum 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.


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