
ABB motor protection device MS165 42A 1SAM451000R1015
- BrandABB
- SeriesMS165
- Ultimate breaking capacity Icu50 kA
- Depth122.1 mm
- Rated current In42 A
- Power loss16.41 W
- Width55 mm

MS165 is a compact and powerful range for motor protection up to 45 kW (400 V) / 80 A in width of 55 mm. They offer a reliable protection for motors in the even
| Series | MS165 |
|---|---|
| Electrical | |
| Ultimate breaking capacity Icu | 50 kA |
| Rated current In | 42 A |
| Power loss | 16.41 W |
| Rated ultimate breaking capacity Icu at 400V AC | 50 kA |
| Rated power in AC-3 mode, 230 V | 22 kW |
| Rated power at AC-3, 400 V | 22 kW |
| Rated voltage | 250–690 V |
| Rated continuous current Iu | 42 A |
| Phase failure sensitive | Yes |
| Number of poles | 3 |
| Tripping system | Thermomagnetic |
| Main electrical circuit connection type | Screw connection |
| With built-in auxiliary switch | No |
| With built-in undervoltage release | No |
| Mechanical | |
| Depth | 122.1 mm |
| Width | 55 mm |
| Height | 142.65 mm |
| Operating conditions | |
| IP protection rating | IP20 |
| Other | |
| Setting range of overload protection device | 30–42 A |
| Instantaneous short-circuit release setting range | 630 A |
| Design | Complete device in housing |
| Type designation | MS165-42 |
| With overheating protection | Yes |
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