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MW320

MW320 MCB 3P 3kA C-20A 3M

MW320

MCB 3P 3kA C-20A 3M

Cat ref.:MW320
EAN No.:

3250614533204

This product is now obsolete. However, this page remains available for information purposes. Please contact your wholesaler in order to find appropriate replacement products. Obsolete reference: MW320 Replacement reference:
Technical Characteristics
Number of protected poles:3
Number of poles:3 P
Type of pole:3 P
Curve:C
Bottom connection alignement for modular devices:Aligned terminal
Top connection alignement for modular devices:Aligned terminal
Frequency:50/60 Hz
Rated short circuit breaking capacity Icn AC according IEC60898-1:3 kA
Rated operational voltage Ue:230/400 V
Rated insulation voltage:500 V
Rated impulse withstand voltage:4000 V
Rated short circuit breaking capacity Icn under 400V AC according IEC60898-1:3 kA
Rated service breaking capacity Ics AC according IEC 60898-1:3 kA
Breaking capacity on 1 pole with 400 V NF 60947-2:3 kA
Rated ultimate short-circuit breaking capacity Icu under 415V AC IEC 60947-2:4,5 kA
Magnetic regulating currrent at 40° C:5/10 In
min/maxi threshold value of the DC magnetic operation:7/15 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:23,9 A
Rating current -20°C:24,3 A
Rating current 0°C:22,7 A
Rating current 10°C:21,8 A
Rating current -10°C:23,5 A
Rating current 15°C:21,4 A
Rating current 20°C:20,9 A
Rating current 25°C:20,5 A
Rating current -25°C:24,6 A
Rating current 30°C:20 A
Rating current 35°C:19,5 A
Rating current 40°C:19 A
Rating current 45°C:18,5 A
Rating current 5°C:22,2 A
Rating current -5°C:23,1 A
Rating current 50°C:18 A
Rating current 55°C:17,5 A
Rating current 60°C:16,9 A
Rating current 65°C:16,4 A
Rating current 70°C:15,9 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:2,93 W
Total power loss under IN:8,7 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:52,5 mm
Type of top connection for modular devices:with screw
Tightening torque:2,8Nm
Type of bottom rail clip for modular devices:metallic
Type of top rail clip for modular devices:NA
Type of Bottom Connection for modular devices:BIconnect
Bottom removability for modular devices:no
Top removability for modular devices:no
Connection cross-sect. rigid cable:1 / 35mm²
Connection cross-sect. flexible conductor:1 / 25mm²
Type of connection:with screw
Connection cross section of access and exit with screws, for flexible conductor:1/25 mm²
Connection cross-section of input and output with screws, for massive conductors:1/35 mm²
Standard text:EN 60898-1
European directive WEEE:concerned
Protection index IP:IP20
Degree of pollution according to IEC 60664 / IEC 60947-2:2
Operating temperature:-25 … 70 °C
Class of energy limitation I²t:3
Altitude:2000 m
Storage temperature:-25 to 80 °C
Air humidity protection:for all climates
Storage/transport temperature:-25 … 80 °C
  • MW320
    MW320 MCB 3P 3kA C-20A 3M
    MW320
  • MW320 MCB 3P 3kA C-20A 3M
Data is subject to errors and technical modifications.