Mersen Q300877 - A070UD73TTI1600 1600A Fuses (3Pieces)

Mersen Protistor® Semiconductor Fuse A070UD73TTI1600

The Mersen A070UD73TTI1600 is an ultra-rapid (aR Class) Protistor® square body fuse that provides state-of-the-art protection for semiconductors, including diodes, thyristors, and IGBTs. This fuse offers a very low I²t and high interrupting rating, making it ideal for protecting sensitive components in applications such as variable speed drives, rectifiers, inverters, DC drives, and UPS systems. It includes a visual striker indicator for immediate fuse status indication.

Key Features & Specifications:

• Brand: Mersen
• Series: Protistor® Square Body Fuses
• Part Number: A070UD73TTI1600 (Reference: Q300877)
• Application: Protection of power semiconductors and equipment (Diodes, Thyristors, IGBTs, Drives, Rectifiers, UPS, etc.)
• Fuse Class: aR (Ultra-Rapid)
• Mounting: Bolt-in
• Indicator: Visual Trip Indicator (Striker)

Technical Data:

• Amperage Rating: 1600A
• Rated Voltage AC (IEC): 690V
• Rated Voltage AC (UL): 700V
• Interrupt Rating AC: 185 kA
• Fuse Size: 73
• I²t (Melting): 1430 kA²s
• I²t (Clearing): 5740 kA²s
• Power Dissipation: 203 W
• Body Material: Ceramic
• Connection/Terminal Material: Silver-Plated Brass
• Connection/Terminal Type: Flush Ends with UNC Threads
• Compliances:
  • IEC 60269-4
  • UL Recognized Component
  • RoHS Compliant

Dimensions:

• Product Width: 73 mm
• Product Length: 74 mm
• Product Height: 78.5 mm
• Product Weight: 1.25 kg