Kyn28A-12 Armored Removable AC Electrical Vacuum Circuit Breaker Switchgear Fully Insulated and Sealed Cabinet

• Customization: Available
• Certification: CCC, ISO9001
• Shell Material: Stainless Steel
• Model NO.: KYN28A-12
• Voltage Level: Low Voltage
• Installation: Removable
• Structure: Cabinet
• Current: AC
• Model No.: Kyn28A-12
• Material: Metal
• Rated Voltage: 3.6kv/7.2kv/12kv
• Rated Current: 630-3150A
• Main Busbar Rated Current: 2500A
• Frequency: 50Hz
• Rated Peak Current: 68.5ka
• Rated Peak Withstand Current: 50/80ka
• Rated Short-Circuit Breaking Current: 16-50ka
• Rated Short Circuit Duration: 4s
• Rated Power Frequency Withstand Voltage: 24/32/42kv
• Lightning Impulse Withstand Voltage: 40/60/75kVA
• IP Grade: IP4X/IP2X
• Dimensions: 800*1810*2380mm/1000*1810*2380mm
• Weight: 840-1440kg
• Transport Package: Foam, Wooden Box, Cardboard, etc
• Specification: KYN28A-12
• Trademark: Vouchivan
• Origin: Jiangsu Xuzhou

Product Description

KYN28A-12 armored removable AC metal-enclosed switchgear(hereinafter referred to as switchgear), suitable for indoor three-phase 50Hz, 12kV rated voltage power system, mainly used in power plants, substations, industrial and mining operations. In enterprises and high-rise buildings, as a means of receiving and distributing electrical energy and controlling, protecting and monitoring circuits. 

1. All-metal modular assembly structure, the cabinet is made of imported aluminum-zinc coated plate with strong anti-corrosion ability, without surface treatment, processed by CNC high-precision equipment, using advanced multi-folding technology, connecting with rivet nuts, High-strength bolt connection, high precision, light weight and good strength.
2. Wide adaptability and strong interchangeability. The handcart has a working position and a test position, and each position has a positioning and display device, which is safe and reliable.
3. The cable room is equipped with grounding switch, overvoltage protection device, etc. Fully meet the "five defenses" requirements. Each chamber is provided with a pressure relief channel to ensure personal safety during operation.

Technical parameterStructure diagram

Environmental conditions
♦ Altitude: no more than 1000m;
♦ Ambient temperature: maximum temperature: +40 °C, minimum temperature: -15°C, and the average value measured within 24h does not exceed 35°C;
♦ Relative humidity: the average value of daily relative humidity does not exceed 95%; the average value of monthly relative humidity does not exceed 90%; 
♦ Seismic intensity: Anti-seismic; the seismic intensity does not exceed 8;
♦ The surrounding air is not obviously contaminated by dust, smoke, corrosive or flammable gases, steam or salt spray;
♦ No serious pollution and frequent severe vibration. Strict design under severe conditions meets Class 1 requirements;
♦ Usage under conditions specified in GB3906 is to be negotiated between the user and manufacturer.

Standard
GB3906 3-35kV AC metal-enclosed switchgear
GB/T11022 Common technical requirements for high-voltage switchgear and control equipment standards
IEC60298 AC metal enclosure switchgear and control equipment with rated voltage above 1kV and 52kV and below
DL/T404 Indoor AC high voltage switchgear booking technical conditions

Job siteCompany profile
Xuzhou Wojifan Electrical Equipment Co., Ltd. Was established in August 2024. The address is located in Pizhou Electronics Industrial Park, Jiangsu Province. Located at the junction of Jiangsu, Shandong, Henan and Anhui provinces, the transportation is extremely convenient and the transportation conditions are unique.

Xuzhou Wojifan Electrical Equipment Co., Ltd. Mainly produces S13, S20, S22 series 10KV, 20KV, 35KV oil-immersed power transformers; SH15 amorphous alloy transformer; SCB12, SCB13, SCB14, SCB18 series 10KV, 20KV, 35KV epoxy resin cast dry type power transformers; SCBH15 amorphous alloy transformer; SGB series non-encapsulated dry power transformer, low loss power transformer such as on-load voltage regulation; Combined American type, box-type substation, etc. The technical standard strictly adopts the international GB10941-2013; GB/T6451-2015, GB/T1094.11-2007/GB/T10228-2015 standards.

Producing facility
Service

Packing and delivery
Our advantagesOur company has won the trust and support of our customers with its excellent quality, comprehensive service and honest cooperation. In addition to the domestic market, our products are exported to Central Europe, Eastern Europe, Southeast Asia, the Middle East, Africa, America, Australia and other regions and countries.

In line with the principle of integrity and honesty, we provide perfect services for new and old customers, so that you can get affordable products, assured equipment and thoughtful service. We provide you with professional technical solutions and services. If you have any problem, please feel free to contact us and our technicians will find a complete solution for you.