| Manufacturer part number (MPN) | NZMH3-VE400-S1 |
| Series | Eaton NZM3 (Moeller series NZM) |
| Type | Molded-case circuit breaker (MCCB) |
| Breaking-capacity class | H (high breaking capacity) |
| Number of poles | 3-Pole |
| Rated current (In) | 400 A |
| Frame size | NZM3 (up to 630 A) |
| Rated operational voltage (Ue) | 1000 V AC |
| Rated insulation voltage (Ui) | 800 V |
| Rated ultimate short-circuit breaking capacity (Icu) at 400/415 V AC | 150 kA |
| Trip unit / release | Electronic trip unit — adjustable overload and short-circuit protection |
| Utilization category | A |
| Suitable for isolation | Yes |
| Standard | IEC/EN 60947-2 |
| Configuration | 1000 V AC circuit-breaker (NZM…-S1 range) |
| EAN / GTIN | 4015081175031 |
| HS code | 8536.20 |
| Sales unit | pcs |
| Eaton catalogue number | 119367 |
| Depth | 166 mm |
| Height | 275 mm |
| Width | 140 mm |
| Weight | 6.34 kg |
| Compliances | RoHS conform |
| Certifications | IEC |
| Functions | Systems, cable, selectivity and generator protection |
| Amperage Rating | 400 A |
| Circuit breaker frame type | NZM3 |
| Features | Motor drive optional; Protection unit |
| Release system | Electronic release |
| Ambient operating temperature - max | 70 °C |
| Ambient storage temperature - max | 70 °C |
| Ambient operating temperature - min | -25 °C |
| Equipment heat dissipation, current-dependent | 48 W |
| Rated operational current for specified heat dissipation (In) | 400 A |
| Electrical connection type of main circuit | Screw connection |
| Handle type | Rocker lever |
| Instantaneous current setting (Ii) - max | 4400 A |
| Instantaneous current setting (Ii) - min | 800 A |
| Lifespan, electrical | 1000 operations at 1000 V AC-1 |
| Number of operations per hour - max | 60 |
| Overload current setting (Ir) - max | 400 A |
| Overload current setting (Ir) - min | 200 A |
| Overvoltage category | III |
| Pollution degree | 3 |
| Rated impulse withstand voltage (Uimp) at auxiliary contacts | 6000 V |
| Rated impulse withstand voltage (Uimp) at main contacts | 8000 V |
| Rated short-circuit making capacity Icm at 1000 V |
| 50/60 Hz | 17 kA |
| Rated short-circuit making capacity Icm at 240 V |
| 50/60 Hz | 330 kA |
| Rated short-circuit making capacity Icm at 400/415 V |
| Rated short-circuit making capacity Icm at 440 V |
| 50/60 Hz | 286 kA |
| Rated short-circuit making capacity Icm at 525 V |
| 50/60 Hz | 143 kA |
| Rated short-circuit making capacity Icm at 690 V |
| 50/60 Hz | 74 kA |
| Rated short-time withstand current (t = 0.3 s) | 3.3 kA |
| Rated short-time withstand current (t = 1 s) | 3.3 kA |
| Short delay current setting (Isd) - max | 4000 A |
| Short delay current setting (Isd) - min | 400 A |
| Short-circuit release delayed setting - max | 4000 A |
| Short-circuit release delayed setting - min | 400 A |
| Short-circuit release non-delayed setting - max | 4400 A |
| Short-circuit release non-delayed setting - min | 800 A |
| Voltage rating | 1000 V - 1000 V |
| Degree of protection | IP20 |
| Lifespan, mechanical | 15000 operations |
| Mounting Method | Built-in device fixed built-in technique; Fixed |
| Number of auxiliary contacts (change-over contacts) | 0 |
| Number of auxiliary contacts (normally closed contacts) | 0 |
| Number of auxiliary contacts (normally open contacts) | 0 |
| Position of connection for main current circuit | Front side |
| Standard terminals | Screw terminal |
| Terminal capacity (aluminum solid conductor/cable) | 16 mm² (1x) at tunnel terminal |
| Terminal capacity (aluminum stranded conductor/cable) | 50 mm² - 240 mm² (1x) at 2-hole tunnel terminal; 50 mm² - 240 mm² (2x) at 2-hole tunnel terminal; 25 mm² - 185 mm² (1x) at tunnel terminal |
| Terminal capacity (control cable) | 0.75 mm² - 1.5 mm² (2x); 0.75 mm² - 2.5 mm² (1x) |
| Terminal capacity (copper busbar) | Min. 20 mm x 5 mm direct at switch rear-side connection; Max. 10 mm x 50 mm (2x) at rear-side width extension; M10 at rear-side screw connection; Max. 30 mm x 10 mm + 30 mm x 5 mm direct at switch rear-side connection |
| Terminal capacity (copper solid conductor/cable) | 16 mm² (2x) at box terminal; 16 mm² (1x) direct at switch rear-side connection; 10 mm² - 16 mm² (2x) direct at switch rear-side connection |
| Terminal capacity (copper stranded conductor/cable) | 25 mm² - 120 mm² (2x) direct at switch rear-side connection; 25 mm² - 120 mm² (1x) direct at switch rear-side connection; 35 mm² - 240 mm² (1x) at box terminal; 25 mm² - 185 mm² (1x) at tunnel terminal; 25 mm² - 120 mm² (2x) at box terminal |
| Document Name | Description Action |
