Product: Eaton Moeller series Power Defense molded case circuit-breaker
Description: Eaton Moeller series Power Defense – Molded Case Circuit Breaker. Circuit-breaker LZM, 3 p, 40A, B1-A40-I
📋 Detailed Specifications
| Parameter | Value |
|---|---|
| Model Code | LZMB1-A40-I |
| Catalog Number | 111851 |
| EAN / GTIN-13 | 4015081113996 |
| Length | 88.0 mm |
| Height | 145.0 mm |
| Width | 90.0 mm |
| Weight | 1.02 kg |
| Amperage Rating | 40 A |
| Voltage Rating (AC) | 440 V – 440 V |
| Rated Insulation Voltage (Ui) | 690 V AC |
| Rated Operational Current (In) | 40 A |
| Number of Poles | Three-pole |
| Pollution Degree | 3 |
| Overvoltage Category | III |
| Degree of Protection | IP20 | In the area of the HMI devices: IP20 (basic protection type) |
| Release System | Thermomagnetic release |
| Utilization Category | A (IEC/EN 60947-2) |
| Overload Setting (Ir) — min | 32 A |
| Overload Setting (Ir) — max | 40 A |
| Instantaneous Setting (Ii) — min | 320 A |
| Instantaneous Setting (Ii) — max | 400 A |
| Short-circuit Release — min | 320 A |
| Short-circuit Release — max | 400 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 | 10000 operations at 415 V AC-1 | 7500 operations at 400 V AC-1 | 7500 operations at 415 V AC-3 |
| 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: 40 A |
| Compliances | RoHS conform |
| Certifications | IEC | IEC/EN 60947 | VDE 0660 |
📄 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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