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Schneider Electric LUCB38FU - Supplementary Protector 3A 480V AC

Schneider Electric
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The Schneider Electric LUCB38FU is a compact supplementary protector designed for overcurrent and short-circuit protection in industrial control circuits. This device operates at a rated voltage of 480V AC and supports a current rating of 3A, ensuring reliable protection for sensitive equipment. Its physical construction measures 66 mm x 45 mm x 60 mm (Height x Width x Depth) and weighs 0.282 lb, featuring a robust thermoplastic housing suitable for panel mounting. The unit complies with UL 1077 and CSA C22.2 No. 235 standards, making it suitable for use in motor control centers, distribution panels, and automation systems. Typical applications include protection of control transformers, relays, and solenoid valves in industrial environments.

Key Features & Specifications
  • Type: Supplementary protector, thermal-magnetic trip, thermoplastic housing
  • Voltage Rating: 480V AC
  • Current Rating: 3A
  • Dimensions: 66 mm x 45 mm x 60 mm (Height x Width x Depth)
  • Weight: 0.282 lb
  • Standards: UL 1077, CSA C22.2 No. 235
  • Applications: Motor control centers, distribution panels, automation systems, control transformers, relays, solenoid valves
  • Switch Type: Toggle
  • Configuration: 1-pole
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Temp Rating: -20°C to 60°C
  • Shipping Dimensions: 66 mm x 45 mm x 60 mm
  • Phase: Single
  • Voltage: 480V AC
  • Amperage: 3A
  • AIC rating: 10 kA at 480V AC
  • Connection: Screw terminals
  • Poles: 1
  • Protection: Overcurrent, short-circuit
  • Functions: On/Off, trip indication
  • Frame Size: LUCB
  • Trip Type: Thermal-magnetic
  • Panel Type: Industrial control panel
  • Breaker Type: Supplementary protector
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Not applicable
  • Panel Style: Flush mount
  • Bus Type: Not applicable
  • Fuse Class: Not applicable
  • Insulation Temperature: 60°C
  • 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: Panel mount
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: 3A
  • Dist Voltage: 480V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 3A
  • Full Load Amp Minimum: 3A
  • Enclosure: Open type
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: 14 AWG to 10 AWG
  • Amperage Maximum: 3A
  • Amperage Minimum: 3A
  • Nema Rating: 1
  • Switch Style: Toggle
  • Wire Size: 14 AWG to 10 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Screw terminals
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-phase
  • Standards: UL 1077, CSA C22.2 No. 235
  • Compatible Frames: LUCB series
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: LUCB
  • Current Rating: 3A
  • 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: 60°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


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