GE Logo
Home Products & Services Industries News/Events About Us Resources Contact Store
Product Lookup
Protection & Control Online Store (new window)
Protection & Control Support
Event Calendar
Protection & Control Press Room
  Support Documents
  Application Notes
Related Links
  LPS Line Protection
  LPS-O Generator Backup
  MultiNet Serial Converter
  USB-to-Serial Cable
ALPS Advanced Line Protection System - Legacy

ALPS Advanced Line Protection System

Manufacturing for this product has been discontinued. As a an alternative, please refer to D60, P443 or P445.

ALPS is a multi-function digital protective relay system intended to
provide distance protection for HV or EHV transmission lines. It may
be applied on or adjacent to series compensated lines. It is available
for single or three phase tripping applications. Typical operating
times are to 1 cycle.

  • Distance protection for EHV lines
  • Series compensated lines
  • High speed tripping (half cycle)

  • Protection and Control
  • Four zones of distance protection
  • Pilot protection, step distance backup
  • Out of step blocking and tripping
  • Phase instantaneous overcurrent
  • Ground instantaneous overcurrent
  • Ground time overcurrent backup
  • Over and under voltage functions
  • Optional four shot recloser
  • Configurable inputs and outputs

  • Monitoring and Metering
  • Integrated metering
  • Fault location
  • Event reporting of last 100 events
  • Fault reports
  • High resolution oscillography

  • User Interface
  • LCD display and keypad
  • RS232 and RS485 serial ports
  • ASCII or GE protocols