Product: Eaton Moeller series NZM molded case circuit breaker electronic
Description: Eaton Moeller series NZM – Molded Case Circuit Breaker. Circuit-breaker, 4p, 400A, 250A in 4th pole, withdrawable unit, L3-4-VE400/250-AVE
đź“‹ Detailed Specifications
| Parameter | Value |
|---|---|
| Model Code | NZML3-4-VE400/250-AVE |
| Catalog Number | 155430 |
| Global Catalog | 155430 |
| EAN / GTIN-13 | 4015081521401 |
| Length | 260.0 mm |
| Height | 346.0 mm |
| Width | 230.0 mm |
| Weight | 22.4 kg |
| Amperage Rating | 400 A |
| Voltage Rating (AC) | 690 V – 690 V |
| Rated Insulation Voltage (Ui) | 1000 V AC |
| Rated Operational Current (In) | 400 A |
| Number of Poles | Four-pole |
| Pollution Degree | 3 |
| Overvoltage Category | III |
| Degree of Protection | IP20 (basic degree of protection, in the operating controls area) IP20 |
| Release System | Electronic release |
| Utilization Category | A (IEC/EN 60947-2) |
| Overload Setting (Ir) — min | 200 A |
| Overload Setting (Ir) — max | 400 A |
| Instantaneous Setting (Ii) — min | 800 A |
| Instantaneous Setting (Ii) — max | 4400 A |
| Short-circuit Release — min | 800 A |
| Short-circuit Release — max | 4400 A |
| Short-time Withstand 0.3s | 2.8 kA |
| Short-time Withstand 1s | 2.8 kA |
| Ics @ 230 V | 150 kA |
| Ics @ 400/415 V | 150 kA |
| Ics @ 440 V | 130 kA |
| Ics @ 525 V | 50 kA |
| Ics @ 690 V | 20 kA |
| Icm @ 400/415 V | 330 kA |
| Icm @ 440 V | 286 kA |
| Icm @ 525 V | 220 kA |
| Icm @ 690 V | 176 kA |
| Uimp (main) | 8000 V |
| Uimp (auxiliary) | 6000 V |
| Mechanical Lifespan | 10000 operations |
| Electrical Lifespan | 3000 operations at 690 V AC-1 5000 operations at 415 V AC-1 2000 operations at 400 V AC-3 5000 operations at 400 V AC-1 2000 operations at 415 V AC-3 2000 operations at 690 V AC-3 |
| Ambient Temp — min | -25 °C |
| Ambient Temp — max | 70 °C |
| Standard Terminals | Screw terminal |
| Connection Type | Screw connection |
| Frame Type | NZM3 |
| Handle Type | Rocker lever |
| Mounting Method | Built-in device slide-in technique (withdrawable) Withdrawable |
| Application | Use in unearthed supply systems at 690 V |
| Functions | Systems, cable, selectivity and generator 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)R.m.s. value measurement and “thermal memory”Adjustable time delay setting to overcome current peaks tr at 6 x Ir also infinity (without overload releases)Adjustable delay time tsdi²t constant function: switchableSet value in neutral conductor is synchronous with set value Ir of main pole.Rated current = rated uninterrupted current: 400 AReduced neutral conductor protectionTerminal capacity hint: Up to 240 mm² can be connected depending on the cable manufacturer. |
| Compliances | RoHS conform |
| Certifications | IEC IEC/EN 60947 |
đź“„ 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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