NDM3-400 Series AC MCCB, Nader - Image 1

NDM3-400 Series AC MCCB, Nader - Image 2

NDM3-400 Series AC MCCB, Nader - Image 3

NDM3-400 Series AC MCCB, Nader - Image 4

NDM3-400 Series AC MCCB, Nader - Thumbnail 1

NDM3-400 Series AC MCCB, Nader - Thumbnail 2

NDM3-400 Series AC MCCB, Nader

Rated current In (A): 225A, 250A, 315A, 350A, 400A

Rated voltage Ue (V): AC380/400/415/500/660/690V

Poles: 3P, 4P

Rated ultimate short-circuit breaking capacity Icu (kA): 20kA, 36kA, 50kA, 70kA, 100kA

Certifications: CCC, CB, CE, TUV

Documents:

Nader-NDM3-400-AC-MCCB-Products-Specification.pdf

Related accessories

Technical parameters:

Rated current of frame Inm (A)		400A
Rated Voltage (Ue) (V)		690V
Rated Current (In) (A)		225A, 250A, 315A, 350A, 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	/
Rated limit short-circuit breaking capacity Icu (kA)	AC380/400/415V	36kA	50kA	70kA	100kA	70kA
	AC500V	/	/	50kA	/	50kA
	AC660/690V	/	/	20kA	/	20kA
Rated operating short-circuit breaking capacity Ics (kA)	AC380/400/415V	36kA	50kA	70kA	75kA	70kA
	AC500V	/	/	50kA	/	50kA
	AC660/690V	/	/	15kA	/	15kA
Rated Frequency (Hz)	50/60Hz
Standards and Certificates	·CCC, TUV, CE ·GB/T14048.1-2012, GB/T14048.2-2008, IEC 60947-1, IEC 60947-2
Maintenance-free life	10000 times
Maintainable life	20000 times
Electrical Life	7500 times
Flashover distance(mm)	≤100
Wiring	·Wiring mode: Front-Mounted Wiring, P, Z1, Z3Q, Z3H ·Thread diameter: M10 (Torque value: 20N.m), M6 (Torque value: 6N.m) ·Connection capacity: 95mm² (225A), 120mm² (250A), 185mm² (315A, 350A), 240mm² (400A)
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 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.

Tripping characteristic curve

Outline and installation dimension

Packing and depositing:

·Minimum packaging quantity: 1 piece/box.

·The packaged products should be stored in a warehouse with the ambient temperature of-40℃~75 ℃ and the corresponding relative humidity below 80% without acidic, alkali or other corrosive gas in the surrounding air. Under the conditions above, the storage period shall be no more than 36 months since the manufacturing date.