| Power Source | 3.6 V lithium battery with a 20-year life | 
| Replaceable Battery | 2.4 Ah cell | 
| Nonreplaceable Battery | 8.5 Ah cell | 
| Nominal Trip Ratings | 50 to 1,200 A | 
| Trip Tolerance | ±10% | 
| System Voltage Range (L-L) | 8,660 V to 38 kV | 
| Maximum Fault Current | 25 kA | 
| Reset Time | 2, 4, or 8 | 
| Trip Response Time | 1 ms (optional 24 ms with delayed trip) | 
| Display Options | Built-in flashing BEACON LED | 
| Outer Diameter Clamping Range | 0.30" to 1.40" | 
| Clamp Material | Stainless-steel clamp with a UV-stabilized rubber sleeve | 
| Nominal Inrush Restraint Response Time | 300 ms | 
| Temperature Range | –40° to +85°C (–40° to +185°F) | 
| Approximate Weight | 400 g (0.88 lbs) |