Technical FAQs

Ask a Question

What does the LED indicator mean on an 8430MPD phase failure relay ?

Upon application of the proper 3 phase voltage the Type MPD relay will energize and the LED will turn ON. The LED will turn OFF and the relay will de-energize and remain dropped out as long as any of the following incorrect conditions exist: Phase Loss, Phase reversal, Voltage Unbalance and Undervoltage.

CTA-ID : 2028492
Was this helpful?
What can we do to improve the information ?