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HFDDC3100LA020552605 - DC Circuit Breaker 100A 624VDC 3-Pole

United Fuses
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The HFDDC3100LA020552605 is a 3-pole DC molded case circuit breaker designed for overcurrent protection in photovoltaic and DC power systems. It is rated for 100A continuous current with a voltage rating of 624 VDC, and features a high interrupting capacity of 42 kA at 600 VDC. The unit weighs 5.19 lb and is constructed with a compact, insulated housing suitable for panel mounting. This breaker complies with UL 489B and IEC 60947-2 standards for DC applications. Typical industrial uses include solar combiner boxes, battery storage systems, and DC distribution panels.

Key Features & Specifications
  • Type: DC Molded Case Circuit Breaker, 3-pole, thermal-magnetic trip
  • Voltage Rating: 624 VDC
  • Current Rating: 100A
  • AIC Rating: 42 kA at 600 VDC
  • Poles: 3
  • Weight: 5.19 lb
  • Standards: UL 489B, IEC 60947-2
  • Applications: Solar combiner boxes, battery storage, DC distribution


Product Identification
  • UPC: Not provided
  • GTIN: Not provided