Application of series CSL100 microprocessor-based line protection in Mao-Jiang line of Guangdong 500kV power system

Series CSL100 microprocessor based line protections applied in Mao(ming) Jiang(men) line of Guangdong 500kV power system, are presented in this paper in aspects of protection configuration, interface with multiplex power line carrier, spare protection, circuit breaker protection, dead zone protection, anti interference.