Company-Affiliated Research Institute
Department of Technology Development
 
Developed Products
Department of Technology Development :
   Department of Technology Development at Seondo Electric Co., Ltd.
   (November 1, 1981 - as of December 8, 1993)
Date Research Achievements
November 1, 1981   Developed Vacuum Beaker for the first time in Korea (passed to be selected at Korea Electric Company)
March 11, 1983   Manufactured and delivered 154KV Busbar Protection Relay Panel to Korea Electric Company (the first manufactured in Korea)
October 8, 1983   2 types of 25.8KV 25KA VCB Metal Clad Switchgear, passed a development test by Korea Electric Company
June 1, 1985   Developed Vacuum Combination Starter
November 18, 1985   Manufactured and delivered 154KV Reverse Transmission Protection Relay Panel and Indication Line Protection Relay Panel to Korea Electric Company
August 21, 1986   Manufactured and delivered to Korea Electric Company 345KV Transformer Protection Relay Panel, Busbar Protection Relay Panel, Reverse Transmission Protection Relay Panel, Breaker Rear Protection Relay Panel, and Transmission Breaker Distance Relay Panel
December 15, 1986   3 types of Outdoor Vacuum Breaker, passed a development test by Korea Electric Company (25.8KV 25KA, Basic Impulse Insulation Level 150KV)
September 14, 1992   4 types of 7.2KV 31.5/ 40KA VCB, passed a development test by Korea Electric Company
May 25, 1993   25.8KV GIS, passed a development test by Korea Electric Company