Difference Between LR2K and LR7K Overload Relays

Issue:
What is the difference between LR2K and LR7K overloads (eg LR2K0316 and LR7K0316)?

Product Line:
Contactors and Starters-IEC

Environment:
K-Line Overload Relays

Cause:
Product Specifications

Resolution:
LR2K is for three phase or balanced loads.  LR7K is for single phase or unbalanced loads.

Released for:Schneider Electric Canada