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AR1C120A - Hydraulic Magnetic Circuit Breaker 120A

United Fuses
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AR1C120A is a single-pole hydraulic magnetic circuit breaker engineered for overcurrent protection in both DC and AC power systems. This device carries a rated current of 120A and operates across a voltage range of 12-72VDC or 12-251VAC, with an interrupting capacity of 7500A at 80VDC and 3000A at 250VAC. The breaker features a panel mount design, weighs 5.19 lb, and utilizes a hydraulic magnetic trip mechanism for rapid response to overloads and short circuits. It complies with UL 1077 and IEC 60934 standards, with a dielectric strength of 1500VAC for one minute and insulation resistance of 100MΩ at 500VDC. Typical applications include railway and industrial environments requiring dependable circuit protection.

Key Features & Specifications
  • Part Number: AR1C120A
  • Manufacturer: AR Series
  • Rated Current: 120A
  • Rated Voltage: 12-72VDC / 12-251VAC
  • Poles: 1
  • Mounting Type: Panel Mount
  • Interrupt Rating: 7500A @ 80VDC, 3000A @ 250VAC
  • Series/Frame: AR Series
  • Trip Unit: Hydraulic Magnetic
  • Certifications: UL 1077, IEC 60934
  • Dielectric Strength: 1500VAC, 1 min
  • Insulation Resistance: 100MΩ @ 500VDC
  • Weight: 5.19 lb