| Manufacturer part number (MPN) | HNB251H |
| EAN / GTIN | 3250613347826 |
| HS code | 8536.90 |
| Sales unit | pcs |
| Package quantity | 6 pcs |
| Rated permanent current Iu | 250 A |
| Number of poles | 4 |
| Overload release current setting | 160–250 A |
| Rated voltage | 220–440 V |
| Degree of protection (IP) | IP40 |
| Position of connection for main current circuit | Front side |
| Motor drive integrated | No |
| Type of electrical connection of main circuit | Screw connection |
| Type of control element | Wing knob |
| With switched-off indicator | No |
| Rated short-circuit breaking capacity Icu at 400 V, 50 Hz | 40 kA |
| Adjustment range undelayed short-circuit release | 1250–2750 A |
| Suitable for DIN rail (top hat rail) mounting | No |
| Integrated earth fault protection | No |
| Motor drive optional | Yes |
| Device construction | Built-in device fixed built-in technique |
| DIN rail (top hat rail) mounting optional | Yes |
| Complete device with protection unit | Yes |
| Country of origin | Germany |