Power circuit-breaker for trafo/generator/installation protection ABB 1SDA072546R1: number of auxiliary changeover contacts 4, number of poles 3. This power circuit-breaker series includes several frame sizes for switchgear with compact dimensions and high ratings. It allows busbars to be designed with optimized lengths and cross-sections. Power circuit breaker for protecting and switching power circuits in low-voltage switchboards. Degree of protection IP30.
| Series | E4.2N 4000 Ekip Touch LSIG 3p WMP |
|---|---|
| Electrical | |
| Power loss | 900 W |
| Short-time delayed short-circuit release range | 2.4–40 kA |
| Rated ultimate short-circuit breaking capacity Icu at 400 V, 50 Hz | 66 kA |
| Rated voltage | 690 V |
| Rated continuous current Iu | 4 kA |
| Number of poles | 3 |
| Number of auxiliary changeover contacts | 4 |
| Main circuit connection type | Connection at separate chassis part |
| Main electrical circuit connection type | Connection at separate chassis part |
| With built-in undervoltage release | No |
| Mechanical | |
| DIN rail mounting (O-type) optional | No |
| Suitable for DIN-rail mounting | No |
| Operating conditions | |
| IP protection rating | IP30 |
| Other | |
| Setting range of overload protection device | 1.6–4 kA |
| Instantaneous short-circuit release setting range | 6–60 kA |
| Complete device with protection block | Yes |
| Design | Built-in device slide-in technique (withdrawable) |
| Motor drive optional | Yes |
| Trip indicator present | Yes |
| Control element type | Push button |
| Built-in ground fault protection | Yes |
| Built-in motor drive | No |
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