ETU User Guide for UTS150i/UTS250i MCCB

ETU User Guide for UTS150i/UTS250i MCCB

The UTS150i/UTS250i Smart series MCCB have four different Electronic Trip Units (ETU) options to choose from:

ETSi
  1. Standard/LSIG relay, current measurement
ETMi
  1. Multi-Function/LSIG relay, current measurement, communication function
ETHi
  1. High Performance/LSIG relay, current/voltage/power measurement, communication function
ETLi
  1. Limited Performance/LSIG relay, current/voltage/power measurement, communication function, mobile communication



Please see the attached product manual and the ETU product overview for complete details.