IIT indicating instantaneous trip

The IIT is used for high speed protection against fault currents.

Operating speed of the IIT unit at two times pickup is

25 ms avg.
32 ms max

 Why ABB?

  • Long production life, ease of application and reliable protection
  • High quality design
  • 12 year warranty
  • Short lead times
  • Consistent on-time delivery
  • 24/7 customer support

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