NDM3AR-400 Series AC MCCB, Nader

Rated current of frame Inm (A)

400A

Rated Voltage (Ue) (V)

AC380/400/415V

Rated Current (In) (A)

250A, 320A, 400A

Rated Insulation Voltage Ui (V)

1000V

Rated impulse withstand voltage Uimp (V)

8000V

Tripping Characteristics

C.L.M.H.

Number of Poles

3P

4P

Rated limit short-circuit breaking capacity level

C

L

M

H

C

L

M

H

Rated limit short-circuit breaking capacity Icu (kA)

AC380/400/415V

36kA

50kA

70kA

85kA

36kA

50kA

70kA

85kA

Rated operating short-circuit breaking capacity Ics (kA)

Ics=100%Icu

Rated Frequency (Hz)

50/60Hz

Standards and Certificates

·CCC, TUV, CE

·GB/T 14048.1-2012, GB/T 14048.2-2008, GB/T 2423.1, GB/T 2423.2, GB/T 2423.17, GB/T 2423.4, IEC 60947-1, IEC 60947-2, IEC 60068-2-1, IEC 60068-2-2, IEC 60068-2-11, IEC 60068-2-30

Maintenance-free life

10000 times

Maintainable life

20000 times

Electrical Life

7500 times

Flashover distance(mm)

≤100

Wiring mode

Front-Mounted Wiring, Z1

Terminal Screw(mm)

M10×40

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 and oil mist.

·Pollution Level: 3

·Protection class: IP20

Isolation Function

·Installation mode: The product can be installed horizontally or vertically. For vertical installation of the product, the gradient between the installation surface and the vertical plane is no more than ±22.5°.

·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.