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NZMB2-M160 265716 Y7-265716 EATON ELECTRIC Circuit-breaker, 3p, 160A
NZMB2-M160
265716
Y7-265716
EATON-MOELLER
Circuit-breaker, 3p, 160A
NZMB2-M160
Eaton Moeller series NZM - Molded Case Circuit Breaker. Circuit-breaker, 3p, 160A, B2-M160
Circuit-breakers of the NZM..-M series cover all applications with only four compact sizes and are suitable for the IEC market. The mounting is always flexible due to the modular function groups. With thermomagnetic release for the motor protection. Notes: tripping class 10A, IEC/EN 60947-4-1, IEC/EN 60947-2 circuit-breakers fulfill all requirements of the switching category AC-3.
Low-voltage industrial components > Motor protection circuit-breaker
Circuit Breakers NZM
Brand new product in its original packaging covered by the warranties and certifications provided by EATON-MOELLER
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▲General specifications
| Product Name | Eaton Moeller series NZM molded case circuit breaker thermo-magnetic |
| Catalog Number | 265716 |
| Model Code | NZMB2-M160 |
| EAN | 4015082657161 |
| Product Length/Depth | 149 mm |
| Product Height | 184 mm |
| Product Width | 105 mm |
| Product Weight | 2.327 kg |
| Compliances | RoHS conform |
| Certifications | IEC/EN 60947 IEC |
Product specifications
| Amperage Rating | 160 A |
| Voltage rating | 440 V - 440 V |
| Circuit breaker frame type | NZM2 |
| 10.10 Temperature rise | The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices. |
| 10.11 Short-circuit rating | Is the panel builder's responsibility. The specifications for the switchgear must be observed. |
| 10.12 Electromagnetic compatibility | Is the panel builder's responsibility. The specifications for the switchgear must be observed. |
| 10.13 Mechanical function | The device meets the requirements, provided the information in the instruction leaflet (IL) is observed. |
| 10.2.2 Corrosion resistance | Meets the product standard's requirements. |
| 10.2.3.1 Verification of thermal stability of enclosures | Meets the product standard's requirements. |
| 10.2.3.2 Verification of resistance of insulating materials to normal heat | Meets the product standard's requirements. |
| 10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects | Meets the product standard's requirements. |
| 10.2.4 Resistance to ultra-violet (UV) radiation | Meets the product standard's requirements. |
| 10.2.5 Lifting | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.2.6 Mechanical impact | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.2.7 Inscriptions | Meets the product standard's requirements. |
| 10.3 Degree of protection of assemblies | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.4 Clearances and creepage distances | Meets the product standard's requirements. |
| 10.5 Protection against electric shock | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.6 Incorporation of switching devices and components | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.7 Internal electrical circuits and connections | Is the panel builder's responsibility. |
| 10.8 Connections for external conductors | Is the panel builder's responsibility. |
| 10.9.2 Power-frequency electric strength | Is the panel builder's responsibility. |
| 10.9.3 Impulse withstand voltage | Is the panel builder's responsibility. |
| 10.9.4 Testing of enclosures made of insulating material | Is the panel builder's responsibility. |
| Fitted with: | Thermal protection |
| Pollution degree | 3 |
| Mounting Method | Fixed Built-in device fixed built-in technique |
| Climatic proofing | Damp heat, cyclic, to IEC 60068-2-30 Damp heat, constant, to IEC 60068-2-78 |
| Equipment heat dissipation, current-dependent | 38.4 W |
| Utilization category | A (IEC/EN 60947-2) |
| Isolation | 500 V AC (between auxiliary contacts and main contacts) 300 V AC (between the auxiliary contacts) |
| Ambient operating temperature - max | 70 °C |
| Ambient operating temperature - min | -25 °C |
| Ambient storage temperature - max | 70 °C |
| Ambient storage temperature - min | 40 °C |
| Protection against direct contact | Finger and back-of-hand proof to VDE 0106 part 100 |
| Rated insulation voltage (Ui) | 690 V |
| Rated operating power at AC-3, 230 V | 45 kW |
| Rated operating power at AC-3, 400 V | 90 kW |
| Switch off technique | Thermomagnetic |
| Degree of protection | IP20 IP20 (basic degree of protection, in the operating controls area) |
| Direction of incoming supply | As required |
| Electrical connection type of main circuit | Screw connection |
| Lifespan, mechanical | 20000 operations |
| Overvoltage category | III |
| Rated operational current | 134 A (400 V AC-3) |
| Degree of protection (IP), front side | IP40 (with insulating surround) IP66 (with door coupling rotary handle) |
| Degree of protection (terminations) | IP00 (terminations, phase isolator and strip terminal) IP10 (tunnel terminal) |
| Number of poles | Three-pole |
| Terminal capacity (copper strip) | Min. 2 segements of 16 mm x 0.8 mm at rear-side connection (punched) Min. 2 segments of 9 mm x 0.8 mm at box terminal Max. 10 segments of 24 mm x 0.8 mm at rear-side connection (punched) Max. 8 segments of 24 mm x 1 mm (2x) at box terminal Max. 10 segments of 16 mm x 0.8 mm at box terminal |
| Lifespan, electrical | 7500 operations at 415 V AC-1 10000 operations at 400 V AC-1 |
| Functions | Motor protection |
| Type | Circuit breaker |
| Special features |
|
| Application | Use in unearthed supply systems at 440 V |
| Shock resistance | 20 g (half-sinusoidal shock 20 ms) |
| Rated operational current for specified heat dissipation (In) | 160 A |
| Short-circuit release non-delayed setting - max | 2240 A |
| Short-circuit release non-delayed setting - min | 1280 A |
| Handle type | Rocker lever |
| Instantaneous current setting (Ii) - max | 2240 A |
| Instantaneous current setting (Ii) - min | 1280 A |
| Number of operations per hour - max | 120 |
| Overload current setting (Ir) - max | 160 A |
| Overload current setting (Ir) - min | 125 A |
| Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 230 V, 50/60 Hz | 30 kA |
| Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz | 18.5 kA |
| Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 440 V, 50/60 Hz | 18.5 kA |
| Standard terminals | Screw terminal |
| Optional terminals | Box terminal. Connection on rear. Tunnel terminal |
| Release system | Thermomagnetic release |
| Short-circuit total breaktime | < 10 ms |
| Terminal capacity (aluminum solid conductor/cable) | 16 mm² (1x) at tunnel terminal 10 mm² - 16 mm² (1x) direct at switch rear-side connection 10 mm² - 16 mm² (2x) direct at switch rear-side connection |
| Terminal capacity (aluminum stranded conductor/cable) | 25 mm² - 50 mm² (2x) direct at switch rear-side connection 25 mm² - 50 mm² (1x) direct at switch rear-side connection 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. 16 mm x 5 mm direct at switch rear-side connection M8 at rear-side screw connection Max. 24 mm x 8 mm direct at switch rear-side connection |
| Terminal capacity (copper solid conductor/cable) | 6 mm² - 16 mm² (2x) direct at switch rear-side connection 10 mm² - 16 mm² (1x) at box terminal 10 mm² - 16 mm² (1x) direct at switch rear-side connection 6 mm² - 16 mm² (2x) at box terminal 16 mm² (1x) at tunnel terminal |
| Terminal capacity (copper stranded conductor/cable) | 25 mm² - 185 mm² (1x) direct at switch rear-side connection 25 mm² - 70 mm² (2x) direct at switch rear-side connection 25 mm² - 70 mm² (2x) at box terminal 25 mm² - 185 mm² (1x) at box terminal 25 mm² - 185 mm² (1x) at 1-hole tunnel terminal |
| Rated short-circuit breaking capacity Icu (IEC/EN 60947) at 400/415 V, 50/60 Hz | 18.5 kA |
| Rated short-circuit making capacity Icm at 400/415 V, 50/60 Hz | 53 kA |
| Rated short-circuit making capacity Icm at 440 V, 50/60 Hz | 53 kA |
| Rated short-circuit making capacity Icm at 240 V, 50/60 Hz | 63 kA |
| Rated impulse withstand voltage (Uimp) at auxiliary contacts | 6000 V |
| Rated impulse withstand voltage (Uimp) at main contacts | 8000 V |
| Power loss | 38.4 W |
| Feature Name | Feature Value |
|---|---|
| Overload release current setting (EF002336) | 125 A |
| Adjustment range undelayed short-circuit release (EF007131) | 1280 A |
| With thermal overload protection (EF006233) | Yes |
| Phase failure sensitive (EF007400) | No |
| Switch off technique (EF007007) | Thermomagnetic |
| Rated operating voltage (EF001435) | 440 V |
| Rated permanent current Iu (EF001389) | 160 A |
| Rated operation power at AC-3, 230 V (EF007025) | 45 kW |
| Rated operation power at AC-3, 400 V (EF001364) | 90 kW |
| Type of electrical connection of main circuit (EF006819) | Screw connection |
| Type of control element (EF006976) | Rocker lever |
| Device construction (EF008240) | Built-in device fixed built-in technique |
| With integrated auxiliary switch (EF001387) | No |
| With integrated under voltage release (EF001390) | No |
| Number of poles (EF001391) | 3 |
| Rated short-circuit breaking capacity Icu at 400 V, AC (EF007049) | 18.5 kA |
| Degree of protection (IP) (EF005474) | IP20 |
| Height (EF000040) | 184 mm |
| Width (EF000008) | 105 mm |
| Depth (EF000049) | 149 mm |
Datasheet - PDF
▲| Title: | Size: | Type: |
|---|---|---|
| PDF CATALOGUE EATON EN .pdf | 38 Mbytes |
|
| NZMB2-M160 Y7-265716 265716 ES_107610.pdf | 4 Mbytes |
|
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