Low-Voltage Equipment Product Catalog

Contents About VITZRO EM Company Information Company History Products Guide Company Vision

Create Better Life To the Light of Technology, To the Light of Value and To the Light of Reliability VITZRO EM, in company with the customers VITZRO EM is a leading company in the electric equipment field, developing an advanced technology, to provide more satisfaction and more advantages for you. Based on a great, expert knowledge and technology on heavy electric equipment, electric power equipment and aerospace field, VITZRO EM creates a new value to propose a new standard that will change the future.

A Bright Future, VITZRO EM A company that customers love more than ever for we give you a larger value. Find a bigger world along with VITZRO EM!

A company that believes in faith and creativity as the optimal value VITZRO EM has developed into a manufacturer of MV equipment, LV equipment, protective equipment and relays in the domestic electric equipment business with the company vision, ‘Faith’ and ‘Creativity.’ Based on the ‘Faith’, we think of our customers and with ‘Creativity’, we provide a new value. VITZRO EM will provide the new value for the convenience of customers. Basically, high-quality electric equipment and services will be provided and we will endeavor to meet the requirements of customers through our humane and sensible...

Technology Integrated Global Group The History of VITZRO EM is the History of Technology. VITZRO EM was founded in 1955, at the embryonic stage of domestic electric power industry and as we continue our tradition and history for over half a century, we constantly challenged and leapt forward, leading the future with the reputation of Korea’s best technology company.

1955~1988 _ History of Technology, Open Up New Vistas Kwangmyung Electric Co. was founded in 1955 and started as a neutral electricity manufacturer in January, 1968 and moved the plant to Seongsu-dong in April, 1972. The company prepared a foundation as a technology company through a technical tie-up with AICHI Company and VSS & ATS of Japan in April, 1981 and a technical cooperation with MEIDENSHA Company of Japan and a contract was concluded on Korean retail stores (V.I) in December of the same year. VCB 7.2kV-Class Type Test (localization) was completed in July, 1982 and VCB 25.8kV-Class MCSG...

Best products of electric equipment field including LV and HV from designing, manufacturing, installing and diagnosing the equipment to composing the power system, it is based on the accumulated, global standard technology and continuous R&D. Air Circuit Breakers IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII Molded Case Circuit Breakers IIIIIIIIIIIIIIIIIIIIIII Vacuum Circuit Breakers IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII • ANSI C37.13/EED1200 Certification for Nuclear Power • Adopted multifunction digital trip relay • KS, KERI, IEC Certification • Compact, lightweight • Standard Specification: IEC 60947-2...

Main Circuit Breaker for Rolling Stock/ Vacuum Train Breaker(MCB/VTB) IIIIIIIIIIIIIIIII • The sole main circuit breaker for rolling stock in the country • Excellent seismic performance • Detection of operating pressure and auto trip function • Stable breaking feature (AC, DC line) Protective Device Digital Protection Relay VIPAM IIIIIIIIIIIIIIIIIIIIII Lightning Arrester/Surge Absorber (LA/SA) • System protection required, relay element provided • Store history of faults(trouble) and wave form • Provide analysis function through PC interlocking • RS422/485 communication support • English/Korean...

We Create the Next Value By the light of technology, value and confidence, Together with customers, we are VITZRO EM Leading the pleasant and affluent field of electric power equipment with state-of-the-art technology, VITZRO EM is creating new value in order to offer greater customer satisfaction with greater business value as well as present new standards, while making a difference for a better future, based on thorough knowledge and skills in the fields of heavy electric equipment, power electronics and aerospace.

A1 Air Circuit Breakers CONTENTS For industrial and residential Features······················································································ A1-02 External & Internal Configuration ········································· A1-04 Basic Operation/Trip Method/Standards/Certification······· A1-06 Features ····················································································· A1-08 Ratings ······················································································· A1-10 OC(G)R(Over Current(Ground)Relay) ···································· A1-12 OC(G)R...