Multi-functional EHV transmission line protection of series 
 compensated lines for single or three-phase tripping. 
  
 Features and Benefits 
  Operating times to one cycle 
  Four zones of phase and ground mho 
 distance functions 
  User-selectable pilot schemes 
 with step distance backup 
  Phase and ground overcurrent instantaneous 
 backup 
  Ground TOC backup 
  Optional four-shot recloser 
  Horizontal and vertical models 
  User-configurable I/ Os 
  Integrated metering functions 
  Self-test diagnostics 
 Applications 
  On or adjacent to series compensated 
 lines for single or three-phase tripping 
 applications 
  enerVista.com compatible ( see page 275)  
 Protection and Control 
  Out-of-step blocking and tripping 
  Over and undervoltage functions 
 Monitoring and Metering 
  Fault location, event and fault recording 
  High-resolution oscillography 
 User Interfaces 
  LCD and keypad 
  RS232 and RS485 serial ports |