Nader
NDM2Z-250 Series DC MCCB, Nader
Model: NDM2Z-250
Key specifications
- Rated current In (A) 125A, 140A, 160A, 180A, 200A, 225A, 250A
- Rated voltage Ue (V) DC250V
- Poles 2P, 3P
- Rated ultimate short-circuit breaking capacity Icu (kA) 35kA
Technical parameters
| Rated current of frame Inm (A) | 250A |
| Rated Voltage (Ue) (V) | DC250V |
| Rated Current (In) (A) | 125A, 140A, 160A, 180A, 200A, 225A, 250A |
| Rated Insulation Voltage Ui (V) | 1000V |
| Rated impulse withstand voltage Uimp (V) | 8000V |
| Tripping Characteristics | / |
| Rated limit short-circuit breaking capacity level | / |
| Number of Poles | 2P, 3P |
| Rated limit short-circuit breaking capacity Icu (kA) | 35kA |
| Rated operating short-circuit breaking capacity Ics (kA) | 35kA |
| Standards and Certificates | ·CCC, TUV, CE ·GB/T 14048.1, GB/T 14048.2, IEC 60947-1, IEC 60947-2 |
| Mechanical Life | 8500 times |
| Electrical Life | 1500 times |
| Flashover distance(mm) | ≤50 |
| Wiring | ·Wiring mode: Front-Mounted Wiring, P, Z1 ·Thread diameter: / ·Connection capacity: / |
| Normal Working Environment | ·Ambient Temperature: -35℃~+70℃ ·Storage Temperature: -40℃~+75℃ ·Altitude: ≤2500m ·Relative Humidity: The relative humidity at an ambient temperature of +40℃ should not exceed 50%. A higher relative humidity is allowed at a lower temperature. ·The product can withstand the effects of wet air, salt mist and oil mist. ·Pollution Level: 3 ·Protection class: IP20 |
| Isolation Function | ·Installation Category: The installation category of the circuit breaker connected to the main loop is:Ⅲ(power distribution and control level); The installation category of the circuit breaker not connected to the main loop is:Ⅱ(load level). ·Installation Environment: The product should be installed in places that are free from explosive media, media corrosive to metal, insulation damaging gas, and conductive dust, which should be also avoided from snow and rain. |
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