Technical Parameters |
Value |
Rated Short-Time Withstand Current |
25kA (4s) |
Rated Short-Circuit Making Current (Peak) |
63kA |
Busbar Dynamic Stability Current |
80kA |
Busbar Thermal Stability Current |
25kA |
Circuit Breaker Mechanical Life |
10000 times |
Circuit Breaker Electrical Life |
5000 times |
Earthing Switch Short-Time Withstand Current |
25kA |
Earthing Switch Peak Withstand Current |
63kA |
Protection Level |
Shell IP4X, Circuit breaker chamber door open IP2X |
Product Description
Introducing the KYN28 indoor metal armored withdrawable switchgear, a pinnacle of energy management solutions. Specifically engineered for power plant transmission, power systems, and substations within industrial and mining enterprises, this advanced switchgear offers seamless receiving, distribution, control, and safeguarding of electrical power. It proves indispensable for the frequent starting of high-voltage motors and adheres to stringent 'five prevention' interlocking standards, ensuring operational excellence. With the option to integrate ABB's VD4 vacuum circuit breaker or the domestic VS1 vacuum circuit breaker, this high-performance distribution marvel boasts a flexible scheme combination within a compact, robust structure. Prioritizing safety and reliability, it offers ease of maintenance, exceptional impact and corrosion resistance, making it an ideal choice for a multitude of applications.
Product Features
- Durably constructed with a metal-clad design, this switchgear offers superior protection performance, ensuring longevity and resilience.
- Equipped with a comprehensive interlocking mechanism, it effectively prevents any risk of misoperation, safeguarding your electrical systems.
- Featuring a thoughtfully arranged internal space, it facilitates effortless component installation and wiring, enhancing operational efficiency.
- The cabinet door boasts excellent sealing performance, adeptly keeping dust and moisture at bay, thereby prolonging the equipment's life.
- Engineered to excel, it proficiently adapts to a vast array of complex operating environments, ensuring uninterrupted power management.
Application Scope
This high-caliber switchgear finds its extensive utility in power plants, substations, and industrial and mining enterprises. Perfectly suited for power distribution, control, and protection, it addresses the sophisticated demands of modern energy management systems.
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FAQ

Q1:
Are we a manufacturer or a trading company?
A1:With 16 years of expertise, we specialize in the design and production of high and low voltage switchgear, distribution cabinets, and distribution boxes.
Q2:How to purchase?
A2:Reach out to us with your inquiry → provide drawings, requirements, and customization needs → inform us of your usage scenarios → receive our expert product design suggestions → negotiate details → confirm sample → sign contract/deposit → mass production → goods ready → balance payment/delivery → initiate further cooperation.
Q3:About OEM/ODM?
A3:Absolutely! 1. We can customize any product to your exact specifications. 2. We offer comprehensive design solutions to meet your needs.
Q4:What about sample acquisition?
A4:For standardized styles, we will send you a sample. You will be charged for the sample price plus all associated shipping costs, which depend on the number of samples.
Q5:What about MOQ?
A5:Our minimum order quantity is just 1 piece.
Q6:What about the time limit for getting a quote?
A6:Typically, we provide a quotation within 24 hours after receiving your inquiry and confirming the technical details.
Q7:What about the delivery time?
A7:Delivery time varies by product demand and quantity. Usually, after receiving the deposit, it takes 10 to 30 working days. We will confirm based on the actual situation.
Q8:
What about the shipping method?
A8:
Yes, sea freight is our standard; however, we offer other shipping methods as well. For alternative routes, please contact us.
Q9:
What about quality and warranty?
A9:
Within 24 months from the delivery date (typically 12 months in the industry), if any accessories have issues, simply provide photos of the damaged parts, and we will supply free replacements. We also offer free wearing parts depending on the quantity purchased and technical support upon request.
Q10:
What about payment methods?
A10:
a. 30% T/T in advance as deposit ,balanced against the shipping documents
b. irrevocable L/C at sight for order which amount is over 100 thousand USD
C. for old business partner,we can negociate together for other special terms