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Allen-Bradley 1492-J3-B - Supplementary Protector 3A

Allen-Bradley
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The Allen-Bradley 1492-J3-B is a supplementary protector designed for branch circuit protection in industrial control panels. It is rated for 480Y/277V AC at 3 amps with a 10 kAIC interrupting capacity, featuring a compact 1-pole thermal-magnetic trip mechanism. This unit weighs 0.01 lb and is constructed as a non-fused, plug-in style breaker with a 14 AWG wire size and screw clamp terminals. It complies with UL 1077 and CSA C22.2 standards for supplementary protection. Typical applications include motor control centers, panelboards, and disconnect switches in manufacturing and process automation.

Key Features & Specifications
  • Type: Supplementary Protector, Thermal-Magnetic
  • Voltage Rating: 480Y/277V AC
  • Current Rating: 3 Amps
  • Dimensions: Compact 1-pole design
  • Standards: UL 1077, CSA C22.2
  • Applications: Branch circuit protection in industrial control panels
  • Switch Type: Non-fused, plug-in
  • Configuration: 1-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: Single-phase
  • Voltage: 480Y/277V AC
  • Amperage: 3 Amps
  • AIC rating: 10 kAIC
  • Connection: Screw clamp terminals
  • Poles: 1
  • Protection: Overcurrent
  • Functions: Branch circuit protection
  • Frame Size: Not specified
  • Trip Type: Thermal-magnetic
  • Panel Type: Not specified
  • Breaker Type: Supplementary Protector
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Plug-in
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: Not applicable
  • Dist Voltage: Not applicable
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: Not applicable
  • Full Load Amp Minimum: Not applicable
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: 14 AWG
  • Amperage Maximum: 3 Amps
  • Amperage Minimum: Not applicable
  • Nema Rating: Not specified
  • Switch Style: Non-fused
  • Wire Size: 14 AWG
  • Certification: UL 1077, CSA C22.2
  • Circuit Breaker Mounting Style: Plug-in
  • Terminal Connection: Screw clamp
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-phase
  • Standards: UL 1077, CSA C22.2
  • Compatible Frames: Not specified
  • Installation Type: Panel mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not specified
  • Current Rating: 3 Amps
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


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