Open-phase conductor events cause a loss of offsite power
Two open-phase conductor events resulting in a loss of offsite power; protective relaying schemes are not designed to detect open-phase conditions.
Evaluate the issue; eliminate design vulnerability impacting the industry
MPR's solution utilized the following approach:
Ultimately, MPR developed a logic scheme to be used as a generic detection scheme.
First of a kind technology solves industry-wide problem
MPR teamed with our customer and its vendor to thoroughly review the development of first of a kind technology to eliminate open phase issues and continue to be involved solving an industry wide problem.