| Manufacturer part number (MPN) | MS165-54 |
| EAN / GTIN | 4013614486104 |
| HS code | 8536.90 |
| Sales unit | pcs |
| Setting range | 30-42 A |
| Width | 55 mm |
| Height | 142.65 mm |
| Depth | 122.1 mm |
| Rated operation power at AC-3, 400 V | 22 kW |
| With integrated auxiliary switch | No |
| Rated permanent current Iu | 42 A |
| With integrated under voltage release | No |
| Number of poles | 3 |
| Rated operating voltage | 250–690 V |
| Overload release current setting | 30–42 A |
| Power loss | 20.97 W |
| Degree of protection (IP) | IP20 |
| With thermal overload protection | Yes |
| Type of electrical connection of main circuit | Screw connection |
| Type of control element | Turn button |
| Switch off technique | Thermomagnetic |
| Rated operation power at AC-3, 230 V | 22 kW |
| Rated short-circuit breaking capacity Icu at 400 V |
| AC | 50 kA |
| Adjustment range undelayed short-circuit release | 630 A |
| Phase failure sensitive | Yes |
| Device construction | Complete device in housing |
| Country of origin | China |