Parc Systems Secondary Injection Test Set Tutorial
  OK so you clicked the file to play the video and all you saw was a short clip of a butterfly! Sorry about that but I haven't had much time to
 shoot the movie demonstration. But it will be here soon. Just watch this space!
New website feature! Calculate your relay trip times
Why not use our new calculator feature to calculate the trip times of your overcurrent or thermal relays. Tripping curves based on the IEC formulas for all types of inverse curves.
Check out the latest range of ICE products from CEE Relays here
Check out the latest range of ISA manual and automatic test equipment here