Various electronic control equipment manufacturer, UL transformer, UL trans, NCT, Reactor, SSR, TPR, SMPS, SPD, Noise filter and more
Specifications and Features
This indicator is up to 500V three-phase sensing on each phase are correct.
If phase sequence is correct, green lamp will be lit, otherwise red lamp glows.
This indicator is with a relay and can display that phase sequence is correct or not.