Power circuit-breaker for trafo/generator/installation protection ABB 1SDA077340R1: number of auxiliary changeover contacts 4, number of poles 3. Open power circuit-breakers of this series protect installations and provide disconnecting to EN standards for power circuit-breakers and switch disconnectors. They suit both DC and AC networks. Power circuit breaker for protecting and switching power circuits in low-voltage switchboards. Degree of protection IP30.
| Series | E2.2V-A 250 Ekip Dip LSIG 3p F HR |
|---|---|
| Electrical | |
| Short-time delayed short-circuit release range | 0.15–2.5 kA |
| Rated ultimate short-circuit breaking capacity Icu at 400 V, 50 Hz | 100 kA |
| Rated voltage | 600 V |
| Rated continuous current Iu | 250 A |
| Number of poles | 3 |
| Number of auxiliary changeover contacts | 4 |
| Main circuit connection type | Back side |
| Main electrical circuit connection type | Screw connection |
| 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 | 100–250 A |
| Instantaneous short-circuit release setting range | 0.375–3.75 kA |
| Complete device with protection block | Yes |
| Design | Built-in device fixed built-in technique |
| 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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