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NRN440

NRN440 MCB 4P 20kA C-40A 4M

NRN440

MCB 4P 20kA C-40A 4M

Cat ref.:NRN440
prt.
EAN No.:

3250614645358

P.U.:1 prt.
Technical Characteristics
Neutral position:without neutral
Number of protected poles:4
Number of poles:4 P
Type of pole:4 P
Concurrently switching N-neutral:no
Fixing mode:Din-Rail
Curve:C
With fault indicator:no
Frequency:50/60 Hz
Type of supply voltage:AC
Rated operational voltage Ue:415 V
Minimum threshold voltage (Ue min):12 V
Rated insulation voltage:500 V
Rated impulse withstand voltage:6000 V
Breaking capacity on 1 pole with 400 V NF 60947-2:3 kA
Magnetic regulating currrent at 40° C:5/10 In
min/maxi threshold value of the DC magnetic operation:5/15 In
min/maxi threshold value of the AC thermal operation:1,13/1,45 In
min/maxi threshold value of the DC thermal operation:1,13/1,45 In
Rating current -15°C:52,82 A
Rating current -20°C:54,05 A
Rating current 0°C:48,92 A
Rating current 10°C:46,14 A
Rating current -10°C:51,55 A
Rating current 15°C:44,68 A
Rating current 20°C:43,18 A
Rating current 25°C:41,62 A
Rating current -25°C:55,26 A
Rating current 30°C:40 A
Rating current 35°C:37,95 A
Rating current 40°C:35,79 A
Rating current 45°C:33,49 A
Rating current 5°C:47,55 A
Rating current -5°C:50,25 A
Rating current 50°C:31,02 A
Rating current 55°C:28,34 A
Rating current 60°C:25,37 A
Rating current 65°C:22 A
Rating current 70°C:18,02 A
Correction factor of magnetic tripping with 100 Hz:1,1
Correction factor of magnetic tripping with 200 Hz:1,2
Correction factor of magnetic tripping with 400 Hz:1,5
Correction factor of magnetic tripping with 60 Hz:1
Correction factor of rating current for 2 devices placed side-by-side:1
Correction factor of rating current for 3 devices placed side-by-side:0,95
Correction factor of rating current for 4 and 5 devices placed side-by-side:0,9
Correction factor of rating current for 6 devices placed side-by-side:0,85
Power loss per pole at In:4,28 W
Total power loss under IN:15 W
Electric endurance in number of cycles:4000
Number of mechanical operations:20000
Depth of installed product:70 mm
Height of installed product:83 mm
Width of installed product:70 mm
Tightening torque:2,8Nm
type of connection:with screw
Top and bottom screw terminals connection capacity with flexible cable:1/25 mm²
Top and bottom screw terminals connection capacity with rigid cable:1/35 mm²
Can be accessorized:yes
Standard text:IEC 60947-2
European directive RoHs:voluntary compliance
European directive WEEE:concerned
Protection index IP:IP20
Degree of pollution according to IEC 60664 / IEC 60947-2:2
Class of energy limitation I²t:3
Altitude:2000 m
Storage temperature:-25 to 80 °C
Air humidity protection:for all climates
  • NRN440
    NRN440 MCB 4P 20kA C-40A 4M
    NRN440
  • NRN440 MCB 4P 20kA C-40A 4M
Data is subject to errors and technical modifications.