供应电力设备--GTL-84X数字线Protec

GTL-84X Digital Line Protection Devices GTL-842 digital line protection device, mainly used in voltage 110kV and below the line and feed outlet, and implement low-voltage circuit protection, measurement and circuit breaker control functions. 1, functional configuration According to different functions, GTL-84X series line protection and monitoring device can be divided into the following categories: GTL-841 for the three-stage current protection of integrated protection and monitoring device. GTL-842 Current Power directional protection for the three stages of integrated protection and monitoring device. GTL-843 for the short line distance protection, and with all the features of GTL-842. GTL-844 pilot differential protection for the fiber, and contains all the features of GTL-842. The detailed functional configuration as follows: ClassificationOptionsGTL-842Three-current protection (which can take direction and anti-time)√Speed over-current protection√A three-phase reclosing√Frequency load shedding protection√Zero sequence current protection√Overload protection√Low voltage protection√TV Break Detection√Operating circuitIndependent power supply with anti-lockout feature dancing circuit operation√Control loop abnormal alarm function√Control FunctionYao volume collection of 16 letters, accident telesignalling√Remote control circuit breaker division and √IA, IC, P, Q, Uab, Ubc, Uca, f and other telemetry√Switch statistics and closing times√SOE alarm events√Fault recorder function√On timeGPS on, the network time√CommunicationEthernet Network Interface √ http://www.gtdl-tech.com