2009

12. 23

Development of semiconductor solid control relay for 25.8kV GIS (SSCR)

12. 09

Reclosing relay (YSDR-8030A) pass tested KERI

12. 02

Received patent of the solid control relay for distributing and control panels
(KIPO, No. 10-0929898)

08. 28

Renewable energy work registration

07. 07

Selected as a prospective small and middle business (No.248) Received patent for grounding trouble detection device (DGPS) of direct current circuit (KIPO, No.10-0907657)

06. 26

Certificate of designation of excellent product (No.2009053) office
(high/low voltage distribution panel: No. 2009053)

06. 24

Over current relay(DPRS-04, DPRS-04R) compatible used certification by KEPCO

06. 01

Development of the reclosing relay (YSDR-8030A)

01. 12

Efficiency authenticion high voltage distribution panel certification by small business administration renew (No.21-152)

2008

09. 26

Efficiency authentication high voltage distribution panel certification by small business administration renew (No.21-114)

09. 12

Digital overvoltage relay for capacitor(YSOV-7501A) protection certification by KERI

06. 03

Received patent for communication grounding trouble detection device(DGPS C30, C60) of direct current circuit (KIPO, No.0836747)

06. 02

Small and medium business administration (No.2008-67)

05. 28

Received patent for LCD type annunciator (KIPO, No.0834929)

2007

12. 27

Certificate of excellent association standard product Certificate of approval of
standard quality (No.2007-014)

12. 04

Information and communication work registration (No.320061)

06. 15

Received certification digital reduction mosaic panel (FCC, CE)

04. 30

Certificate innovative electric power venture enterprise by KEPCO (No.2007-05)

02. 07

Parallel operation AVR for 345KV main transformer pass tested KERI

02. 06

Digital dC ground processing system(DGPS-C60, C30) pass tested KERI

2006

12. 09

Export automatic voltage controller(YVC-V1) for main transformer (VTC)

07. 07

Development of the automatic voltage controller(YVC-V1) for main transformer

06. 07

Warning system for substation fail equipment registered utility model (No.418739)

04. 29

Development of the automatic voltage controller(YVC-03C) for main transformer

01. 01

Digital over current relay(DPRS-03, DPRS-03R) compatible used certification by KEPCO

2005

08. 22

High voltage distribution panel certification by small business administration

03. 07

Over current relay(DPRS-03, DPRS-03R) certification by KERI

03. 02

Moved to more extended new building (songdo techno park)

2004

10. 11

Development of the digital overcurrent relay with reclosing (DPRS-03R)

10. 04

Development of the digital overcurrent relay (DPRS-03)

07. 04

Development of the automatic voltage regulator (YVC-03C)

07. 01

New construction of the research and development center (songdo techno park)

06. 04

Development of communication type annunciator System

2003

09. 04

elected as a innovation business(INNO-BIZ) small and medium enterprises

07. 08

Selected as a export prospective small and medium enterprises

04. 16

Development of the DC ground processing system

2002

12. 02

Development of the digital overvoltage ground relay

07. 03

Development of the digital overvoltage relay for capacitor protection

05. 21

Received honorable commendation for the development of power industry (KEPCO)

05. 16

Received certification for ISO 14001

2001

11. 23

Development of the digital overcurrent & reclosing relay

09. 24

Automatic voltage controller (AVC) receives CE mark (TUV, Germany)

2000

11. 18

Automatic voltage controller (AVC) receives EM mark of Power Transmission Equipment

03. 27

Received utility model for automatic voltage controller for main transformer with a motor driven on-load tap changer (KIPO, No.0184832)

03. 13

Registered electric industry business (No.00453)

02. 25

Received award for new product development and localization development (KEMC)

01. 26

Received certification for excellent group standard quality (Excellent EQ)

01. 18

Received delay time control relay(DTCR) EM mark of power transmission equipment