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Cath-Tech CI-3PH/GPS 3-Phase GPS-Synchronized Current Interrupter

Global Positioning System (GPS) synchronization for 1 microsecond accuracy.

Cath-Tech CI-3PH/GPS 3-Phase GPS-Synchronized Current Interrupter


  • 50 Amps, 600V, 3-phase AC.
  • Rugged case with storage for cables, AC adapter and antenna.
  • 4 x 20 character LCD display.
  • 16-key pad for local programming.
  • Global Positioning System (GPS synchronization for interruption precision of better than 1 millisecond.
  • Microprocessor driven.
  • 5-program capability.
  • Programmable OFF time 100 ms to 9999 ms.
  • Programmable ON imr 250 ms to 60 sec.
  • Holds power ON when not interrupting.
  • Color-coded output terminals.
  • RS-232 communication port.
  • Flash memory (never forgets program).


  • Global Positioning System (GPS) synchronization for 1 microsecond accuracy.
  • Displays time and date, latitude and longitude, and program running.


  • 5-program capability.
  • Programmable interruption cycle (ON and OFF time).
  • Programmable start and stop times (minutes, hours).
  • Programmable days of operation (day, month).
  • Programmable interruption cycle.
  • Holds power ON when not interrupting.
  • Utilizes UTC 24-hour clock.
  • Communicates using Windows HyperTerminal.

CI-3PH/GPS Kit Includes:

  • CI-3PH/GPS Interrupter
  • AC adapter, 120/240V.
  • Power cables with safety connectors
  • Magnet-mount GPS antenna
  • Operator manual

3-phase AC units are available on special order only. Please contact Farwest for different current ratings and special features.

Technical Specifications

Battery Charger
GPS Engine
GPS Antenna
Com Port
Output Terminals
Power Cables

Plastic (orange)
430 X 340 X 170 mm
10 Kg
12V gel cell
120/240V internal charger
ON/OFF Switch
Trimble low-power engine
Magnet-mount, 3M cable
4-line by 16 characters per line LCD
16-key tactile membrane
9-Pin Male D RS-232
Neoprene-insulated, with Supercon connector, copper alligator clip and vinyl boot.


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