With our customers' support and encouragement, Seondo Electric Co., Ltd. has been developing as a manufacturer of heavy electric equipments since its foundation in 1972. Particularly our company is proud of being a manufacturer and seller of all sorts of distributing panels, protective relay panels, Gas Insulation System (GIS), Vacuum Insulation System, Load Make and Break, Remote Surveillance Control System, and General Automation System, which are supplied for Transmission and Supply of ...
read moreThis is a 345kV Transmission Line Protection Digital Relay Panel, of the type of carrier and PCM transmission breaker ...
read more Compact size,lightweight, and easy-to-handle
- Type VY vacuum circuit breakers are more compactly sized and lighter in ...
Circuit breaker compartments
- The circuit breaker cannot be moved unless it is "open"
- The breaker cannot be closed ...
Excellent insulation characterisstics
- adopting a one-piece insulation frame inconrporating and individual u-shaped ...




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