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KYN28-12 Type AC Metal-Clad Withdrawable Switchgear

Name: KYN28-12 Type AC Metal-Clad Withdrawable Switchgear
Brand: Jiangsu Zhongshun Electric Co., Ltd.
Availability: InStock

The KYN28-12 high-voltage switchgear is a center-mounted type designed for receiving and distributing electrical power from the grid, as well as for protecting and controlling high-voltage electrical equipment. Its internal components include high-voltage circuit breakers, load switches, contactors, high-voltage fuses, disconnect switches, earthing switches, instrument transformers, transformers, and other electrical devices. It employs air or composite insulating materials as both insulation and arc-quenching media and is commonly installed in indoor distribution rooms.

Product Features

▪ Metal-armored enclosure, effectively preventing the spread of accidents.

▪ Complete isolation between the high- and low-voltage compartments

▪ Features a double-sided maintenance design, with a compact structure and easy access for servicing.

▪ The circuit breaker features a modular design, with a simple and reliable structure and a long service life.

▪ Comprehensive five-protection interlocking functions prevent misoperations and enable closed-door operation.

▪ Fully arc‑resistant to internal faults, with a maximum withstand capability of 31.5 kA/1 s.

▪ Can meet an insulation clearance of ≥300 mm.

▪ When composite insulation is used, the maximum altitude can be up to 3,500 m.

▪ Various main switches are available as options, such as vacuum circuit breakers, SF6 circuit breakers, and others.

▪ Optional smart components, such as electric vacuum circuit breakers, electric grounding switches, and wireless temperature monitoring, enable one‑button sequential control, incoming and outgoing line temperature measurement, and other functions.

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