Product: Eaton Moeller series Power Defense molded case circuit-breaker
Description: Eaton Moeller series Power Defense – Molded Case Circuit Breaker. Circuit-breaker LZM, 4 p, 25A, B1-4-A25-I
📋 Detailed Specifications
| Parameter | Value |
|---|---|
| Model Code | LZMB1-4-A25-I |
| Catalog Number | 111869 |
| EAN / GTIN-13 | 4015081114177 |
| Length | 88.0 mm |
| Height | 145.0 mm |
| Width | 120.0 mm |
| Weight | 1.324 kg |
| Amperage Rating | 25 A |
| Voltage Rating (AC) | 440 V – 440 V |
| Rated Insulation Voltage (Ui) | 690 V AC |
| Rated Operational Current (In) | 25 A |
| Number of Poles | Four-pole |
| Pollution Degree | 3 |
| Overvoltage Category | III |
| Degree of Protection | In the area of the HMI devices: IP20 (basic protection type) | IP20 |
| Release System | Thermomagnetic release |
| Utilization Category | A (IEC/EN 60947-2) |
| Overload Setting (Ir) — min | 20 A |
| Overload Setting (Ir) — max | 25 A |
| Instantaneous Setting (Ii) — min | 350 A |
| Instantaneous Setting (Ii) — max | 350 A |
| Short-circuit Release — min | 350 A |
| Short-circuit Release — max | 350 A |
| Ics @ 230 V | 30 kA |
| Ics @ 400/415 V | 25 kA |
| Ics @ 440 V | 18.5 kA |
| Icm @ 400/415 V | 53 kA |
| Icm @ 440 V | 53 kA |
| Uimp (main) | 6000 V |
| Uimp (auxiliary) | 6000 V |
| Mechanical Lifespan | 20000 operations |
| Electrical Lifespan | 7500 operations at 400 V AC-1 | 7500 operations at 415 V AC-3 | 10000 operations at 415 V AC-1 |
| Standard Terminals | Box terminal |
| Connection Type | Frame clamp |
| Frame Type | LZM1 |
| Handle Type | Rocker lever |
| Mounting Method | Built-in device fixed built-in technique | Fixed | DIN rail (top hat rail) mounting optional |
| Application | Use in unearthed supply systems at 440 V |
| Functions | System and cable protection |
| Special Features | Maximum back-up fuse, if the expected short-circuit currents at the installation location exceed the switching capacity of the circuit breaker (Rated short-circuit breaking capacity Icn) | Rated current = rated uninterrupted current: 25 A | Set value in neutral conductor is synchronous with set value Ir of main pole. |
| Compliances | RoHS conform |
| Certifications | IEC/EN 60947 | VDE 0660 | IEC |
📄 Specifications are sourced from official manufacturer datasheets and are provided for reference only.
For the latest official information and pricing, please contact us for an authoritative quotation.
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