Panto Flashover Relay :APFO/2General DescriptionThe relay has two independent sections marked as A and B. each section monitors one line.Large 20x4 LCD display for Parameter and setting display. Disturbance Recorder. 50 cycles of actual waveform of voltage & current (45 pre-fault & 5 post fault) are captured & saved in the builtin memory with date time stamping, for analyzing fault condition. Separate Communication Ports for SCADA (RS485) as well as Local testing (RS232C) Fully communicable with IEC standard open protocol. Online display of CB status and other digital and logical status. Continuous monitoring of module’s internal hardware and alarm generation in case of failure of any critical components. 100 nos of event memory, event such CB close, Trip, digital status change, relay pkp etc. All events are with date and time stamped up to 1ms.Specially designed for Traction OHE protection. As per RDSO specs TI/SP/PSI/PROTCT/4050. Independent UV setting for both PTs. RS-232 and RS485 digital serial interface for remote monitoring and SCADA operation Relay can be Bypass either locally or Remotely. One relay monitors Two Lines.