Nader

NDM5E-630 Series Electronic MCCB, Nader

Model: NDM5E-630

Key specifications

  • Rated current In (A) 630A
  • Setting current Ir (A) (0.4-1.0) In
  • Rated voltage Ue (V) AC380/400/415/500/660/690V
  • Poles 3P, 4P
  • Rated ultimate short-circuit breaking capacity Icu (kA) 20kA, 30kA, 40kA, 50kA, 70kA, 85kA, 100kA, 150kA

Technical parameters

Rated current of frame Inm (A)630A
Rated Voltage (Ue) (V)AC400V/AC415V, AC500V, AC660/690V
Rated Current (In) (A)630A
Rated Insulation Voltage Ui (V)1000V
Rated impulse withstand voltage Uimp (V)8000V
Power frequency withstand voltage (1min) (V)4000V
Tripping CharacteristicsL.M.H
Number of Poles3P4P
Rated limit short-circuit breaking capacity levelLMHLMH
Rated limit short-circuit breaking capacity Icu (kA)AC380/400/415V70kA100kA150kA70kA100kA150kA
AC500V50kA70kA85kA70kA100kA150kA
AC660/690V20kA30kA40kA20kA30kA40kA
Rated operating short-circuit breaking capacity Ics (kA)AC380/400/415V70kA100kA150kA70kA100kA150kA
AC500V50kA70kA85kA70kA100kA150kA
AC660/690V20kA30kA40kA20kA30kA40kA
Rated Frequency (Hz)50/60Hz
Standards and Certificates·CCC, TUV, CE ·IEC60947-2, GB/T 14048.2
Maintenance-free life20000 times
Maintainable life40000 times
Electrical LifeAC380/400/415V5000 times
AC500V3500 times
AC660/690V2000 times
Flashover distance(mm)≤100 (without terminal cover)
Wiring mode/
Thread diameterM10 (Torque value: 20N.m), M5 (Torque value: 4N.m)
Connection capacity2×185mm²(630A)
Normal Working Environment·Ambient Temperature: -35℃~+70℃ ·Storage Temperature: -40℃~+75℃ ·Altitude: ≤2500m ·Environmental Requirements: RoHS ·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, oil mist and mould. ·Pollution Level: 3 ·Protection class: IP20
Isolation Function·The installation category of the circuit breaker connected to the main loop is: Category Ⅲ (power distribution and control level), The installation category of the circuit breaker not connected to the mainloop is: Category 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.