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154kV 송전선 보호 계전기반
Model Name
GRL/GRZ 100-401
Series
Switchgear
Data
-
Manufacturer information
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Seondo Electric

Distributing panel facility manufacturer, Solar heating system, Smoke reducing device and Electric work

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Manufacturer
Seondo Electric
Brand
-
SKU
40157
Product Name
154kV 송전선 보호 계전기반
Model Name
GRL/GRZ 100-401
Size
-
Weight
-
Product Details

 적용

154kV급 송전선 보호용 Digital 계전기반으로서, 광통신장치를 보호용 통신 수단으로 사용 주보호 방식은 PCM 전송 차단 방식임. 후비보호방식은 3단계 한시 거리 계전 방식임.별도의 FD(Fault Detection)요소 구비 완전 디지털 수치 연산형 32bit CPU RISC TYPE , 처리속도 60MIPS 


주보호 계전기(#87:GRL100)와 후비보호 계전기(#21:GRZ100)로 구성

1) 전류차동 계전 요소 (GRL100)
2) 3단계 거리 계전 요소 (GRZ100)
3) 고저항 지락 고장 검출 기능
4) 단선 고장 검출 기능
5) 동기탈조 보호 기능
6) 동기탈조 검출 기능
7) 자동 재폐로 기능 (GRL100,GRZ100의 재폐로 기능 선택 사용 가능)
8) 고장기록 저장 및 고장 분석 기능, 계측 기능
9) 고장점 표정 기능
10) PT Fuse 불량 검출 기능
11) 상시 감시 및 자동 점검 기능
12) 과전류 후비 보호
13) Local PC , Remote PC 연결용 통신 포트(RS232C , RS485) 및 DATA 분석 프로그램 구비
14) 시각 동기 기능 구비(IRIG-B) 
 

GRL100-401
- 154kV용으로 FD기능 내장,재폐로 기능 내장, 과전류 후비보호 기능 내장형
GRZ100-401
- 154kV용으로 FD기능 내장,재폐로 기능 내장, 과전류 후비보호 기능 내장형

정격
Current1A ,5A
Voltage100V,110V,115V,120V
Frequency50Hz , 60Hz
DC power supply110Vdc / 125Vdc
(Normal range -20% and +20%)
Operating timetypical 1cycle 이하
Option재폐로 적용 유무
통신(PCM) Interface 장치 결정 [광통신,전기통신]
보호계전기반 Size600(W) x 600(D) x 2350(H)
Seondo Electric
Distributing panel facility manufacturer, Solar heating system, Smoke reducing device and Electric work
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 Electricity Line of KEPCO, or Atomic Energy Power Plant, Water and Fire Power Plant, and all sorts of plants.  United together, all executives and employees at our company are endeavoring to our utmost under the motto of the company, "Live Industriously!," by working for the complete after-service-warranty and environment-friendly management system, and gratifying customers' expectations.  Moreover, in an age of globalization of new millenium, our company has been extending its overseas market to Middle East and Americas as well as South East Asia. In addition to this, our company has devoted all its energy in doing research for and developing in strategic enterprises such as future direction of electrical technology, fuzzy heavy electrical equipments grafted by advanced informational technology, automation system, and environment-friendly products. 
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