L&T DU250C (125-160A) - 3 POLE / 25kA MCCB With Thermal Magnetic Release

• 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.

Technical Specifications

• Rated Operational Current (A)
  160A
• No. of Poles
  3P
• Rated Operational voltage (Ue)
  415V 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)
  25kA
• 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)
  5000
• Mechanical Life (Operating Cycles)
  15000
• IP Protection
  IP40
• Pollution Degree
  III
• Width(mm)
  105
• Height(mm)
  165
• Depth(mm)
  60
• Discount Percentage
  Between 0-10 %