Video: What are the part numbers for field replaceable Micrologic trip units for PowerPact™ M,P,R, and Masterpact NT, NW circuit breakers?
Product Line:
Circuit Breakers
Resolution:
The following are the catalog numbers for Micrologic Trip Units used in PowerPact™ M, P, R, and Masterpact NT and NW circuit breakers.
| Model | Protection | Cat. # |
| 2.0 (IEC only) | LSO | S132R |
| 3.0 (UL/ANSI only) | LI | S131A |
| 5.0 | LSI | S133A |
| 2.0A (IEC only) | LSO | S142R |
| 3.0A (UL/ANSI only) | LI | S141A |
| 5.0A | LSI | S143A |
| 6.0A | LSIG | S144A |
| 5.0P | LSI | S163A |
| 6.0P | LSIG | S164A |
| 5.0H | LSI | S173A |
| 6.0H | LSIG | S174A |
The following video demonstrates how to install and remove a Micrologic Trip Unit from a PowerPact™ P-Frame Molded Case Circuit Breaker: