850
Overview
850 디지털보호계전기는 8 시리즈 계전기로서, 수배전반의
Feeder에 대한 보호계전기의 기능을 수행하는 장비이다.
850 디지털 보호계전기는 경제성있는 모델로 중소규모 수배전
반 피더에 적합한 보호계전기이다. 이 보호계전기의 보호 기능은
각 상, 접지, 중성점, 순간 과전류요소등 피더 차단기의 중요한 트
립 계전 요소들을 포함한다.
또한 850은 자기 진단기능, 사전 예방보수 기능, 아크발생 완화
및 보안등의 개선 기능을 보유하고 있다.
특히 이 계전기는 SCADA 및 DCS시스템과 쉽게 Integration된
다.
Main Feature
…Advanced logic and configuration flexbility provide comprehensive primary or backprotection of overhead or underground cables
…Advanced breaker diagnostics with high-end fault and disturbance recording
…Integrated arc flash detection using light sensors supervised by over current to reduce incident energy and equipment damage
…High-end cyber security such and AAA, Radius, RBAC, and Syslog enabling NERC CIP requirements
…Draw-out design simplifies testing, commissioning and maintenance, thereby increasing process uptime
…Optional Wi-Fi connectivity minimizes system configuration and provides safe relay programming and diagnostic retrieval
…Relay environmental diagnostic infomation
…Advanced breaker diagnostics with high-end fault and disturbance recording
…Integrated arc flash detection using light sensors supervised by over current to reduce incident energy and equipment damage
…High-end cyber security such and AAA, Radius, RBAC, and Syslog enabling NERC CIP requirements
…Draw-out design simplifies testing, commissioning and maintenance, thereby increasing process uptime
…Optional Wi-Fi connectivity minimizes system configuration and provides safe relay programming and diagnostic retrieval
…Relay environmental diagnostic infomation
Application
…Wide range of feeder applications for utility, oil & gas, mining & metals, process industry, commercial, and water wastewater…Comprehensive protection and management of incoming and outgoing feeders
…Fast protection pass enables use for load shedding schemes …Advances communications and flexlogic for reliable automatic bus transfer schemes
…High speed fault detection for arc flash mitigation
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