| 100% Rated, Neutral Pole | No |
| Approvals | CSA, IEC, UL |
| Auxiliary Switch | Yes |
| Comments | Includes RHE Variable depth mechanism, standard + Early Aux contact, opening |
| CSA Standard | 22.2 |
| Current Rating | 100 A |
| Electronic Trip Unit | LS/I |
| Family Series | ABB Circuit Breakers, Tmax XT Series |
| Gross Weight | 4.28 lbs |
| IEC Standard | 60947-2 |
| Item Number, Manufacturer Part Number | XT2NU3100EFF0BSXXX |
| kAIC @ 480 VAC | 25 |
| kAIC @ 600 VAC | 18 |
| Manufacturer | ABB |
| Max Voltage | 600 VAC |
| Mounting | Panel |
| Net Weight | 0 lbs |
| Neutral Protection, Protection | Branch Circuit |
| Poles | 3 |
| Product Series | Tmax XT |
| Shunt Trip, Undervoltage Release | Optional |
| Terminal Type | Bolt-On |
| Trip Unit | Electronic |
| UL Standard | 489 |
