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Allen-Bradley 1492J3B - Supplementary Protector 3A 480V AC

Allen-Bradley
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The Allen-Bradley 1492J3B is a supplementary protector designed for branch circuit protection in industrial control panels. It is rated for 480V AC and 277V DC with a current rating of 3 amps, featuring a compact, thermal-magnetic trip mechanism for reliable overcurrent protection. The device weighs 0.9 lb and is constructed with a thermoplastic housing for durability in harsh environments. It complies with UL 1077 and CSA C22.2 No. 235 standards, ensuring safety and performance in industrial applications. This circuit breaker is commonly used in motor control centers, panelboards, and automation systems for protecting sensitive equipment.

Key Features & Specifications
  • Type: Supplementary protector, thermal-magnetic
  • Voltage Rating: 480V AC / 277V DC
  • Current Rating: 3 A
  • Weight: 0.9 lb
  • Standards: UL 1077, CSA C22.2 No. 235
  • Applications: Branch circuit protection in industrial control panels
  • Trip Type: Thermal-magnetic
  • Poles: 1
  • Connection: Line and load terminals
  • Mounting: DIN rail or panel mount
  • Frequency Rating: 50/60 Hz
  • Phase: Single
  • AIC Rating: 10 kA at 480V AC
  • Frame Size: 1492-J
  • Breaker Type: Supplementary protector
  • Terminal Connection: Screw clamp
  • Wire Size: 14-8 AWG
  • Operating Temperature Maximum Celsius: 60 °C
  • Manufacturer: Allen-Bradley
  • Item Subcategory: Parts And Accessories


Product Identification
  • UPC: Not available
  • GTIN: Not available