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DU400N MCCB 320A 3P 415V AC 50kA Thermal Magnetic 50/60 Hz

CM98402OOQO
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Description

  • The DU Series, a new generation of MCCBs, stands out due to its state-of-the-art design, contemporary user-friendly features, ergonomics, aesthetics and compactness.
  • DU Series complies with the latest standards like IS/IEC 60947-2, IEC 60947-2 & EN 60947-2.
  • The range is specially designed for tropical conditions, ensuring reliable performance at high ambient and humid environments.
  • The range can satisfy the most demanding system requirements.
  • The DU Series, having a wide range of accessories, ensures operational safety, reliability and versatility.
  • The products conform to international standards, carry CE marking.

Product Details

Rated Operational Current (A) 320A
No. of Poles 3P
Rated Operational voltage (Ue) 690V AC
Rated Insulation Voltage Ui (V) 800 V
Rated impulse withstand voltage (Uimp) 8 kV
Operational Frequency (Hz) 50/60 Hz
Release Type Thermal Magnetic
Rated Short Circuit Breaking capacity Icu(kA) 50kA
Rated Sevice circuit breaking capacity (Ics as % of Icu) @415VAC 50%
Ambient temperature -5°C to 55°C
Conformance to Standards IS 60947-2, IEC 60947-2 & EN 60947-2
Suitable for isolation Yes
Load-line bias No
Electrical Life (Operating Cycles) 4000
Mechanical Life (Operating Cycles) 10000
IP Protection IP40
Pollution Degree III
Width(mm) 140
Height(mm) 205
Depth(mm) 110.5
Discount Percentage Between 0-10 %

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