KYN28A-12(Z) Mid-mounted Armored Removable Metal-enclosed Switchgear
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KYN28A-12（Z） mid-mounted armored removable metal-enclosed switchgear （hereinafter referred to as switchgear） is a new type of indoor switchgear developed and developed on the basis of extensively absorbing the advantages of similar products at home and abroad with reference to Swiss ABB technology. . The switchgear adopts a mid-mounted structure and has high technical performance indicators. It is suitable for 3.6-12kV three-phase AC 50Hz indoor single bus or single bus segmented power distribution system for power plants, industrial and mining enterprises, building hotels, Municipal construction and other departments are used to receive and distribute electrical energy, and to control, protect and monitor circuits.
The switchgear fully complies with GB3906, I CE-298 and other standards.
The switchgear adopts ABB's VD4 type or domestic advanced VSI type vacuum circuit breaker. The medium-mounted structure saves about 50% of the space of the circuit breaker handcart, which is more conducive to cable installation.
The enclosure is protected to IP4X.
Small size and reduced floor space.
Light weight, high mechanical strength and assembly precision, beautiful appearance.
The cabinet has strong corrosion and oxidation resistance.
The clearance in the cabinet is greater than 125mm, and the air gap in the composite insulation is greater than 60mim.
It has the ability to resist internal arc accidents and ensure the safety of operators in accident situations.
The product has a perfect mechanical interlocking device to prevent misoperation, which can effectively prevent electrical misoperation.
Normal use environmental conditions
● The altitude is no more than 1000 meters.
● The upper limit of the ambient temperature is +40 °C and the lower limit is 15 °C.
● Relative humidity: The daily average is not more than 95%, and the monthly average is not more than 90%.
● The surrounding air is not contaminated by corrosive or flammable gases, water vapor, etc.
● No frequent and severe vibrations.
● Exceeding the above conditions of use, if the user has special requirements, it can be specially negotiated with the manufacturer.
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KYN18A-12 Armored Removable Metal-enclosed Switchgear