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Allen-Bradley 1492-J4-BR - Supplementary Protector 4A (Thermal-Magnetic)

Allen-Bradley
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Allen-Bradley 1492-J4-BR Circuit Breaker is a supplementary protector designed for industrial control circuits. It is rated for 480Y/277 VAC maximum and carries a current rating of 4 amps, with a high interrupting capacity of 10 kAIC at 480V. This compact device weighs 0.02 lb and features a thermal-magnetic trip mechanism for reliable overcurrent protection. It complies with UL 1077 and CSA C22.2 No. 235 standards for supplementary protectors. Typical applications include motor control centers, panel boards, and industrial machinery requiring branch circuit protection.

Key Features & Specifications
  • Type: Supplementary Protector, Thermal-Magnetic
  • Voltage Rating: 480Y/277 VAC
  • Current Rating: 4 A
  • AIC Rating: 10 kAIC at 480V
  • Poles: 1
  • Trip Type: Thermal-Magnetic
  • Circuit Breaker Mounting Style: DIN Rail or Panel Mount
  • Terminal Connection: Screw Clamp
  • Frequency Rating: 50/60 Hz
  • Phase: 1
  • Standards: UL 1077, CSA C22.2 No. 235
  • Weight: 0.02 lb
  • Manufacturer: Allen-Bradley
  • Item Subcategory: Tools