Technical FAQs

Ask a Question

Do the TeSys LR9D**** and LR9F**** overload relays provide phase unbalance / phase failure protection?

Do the D line solid state overload relays provide phase unbalance and phase failure protection? 

Product Line:
 Tesys D solid state overload relays

Products sold and used in the United States
Identifying phase protection in SSOLR
Yes, properly selected, the LR9D**** Solid State Overload Relays provide protection against phase imbalance, unbalanced circuits and single phase circuits. They also have an alarm function to avoid tripping by load shedding.

Was this helpful?
What can we do to improve the information ?