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Schneider Electric LR3D16 - Overload Relay 9-13A (Thermal Protection)

Schneider Electric
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The Schneider Electric LR3D16 is a thermal overload relay designed to protect motors from overload and phase failure conditions within the D-Line family. It is rated for a voltage of up to 690 V AC and supports a current range of 9 to 13 A, providing precise protection for connected motor circuits. The relay measures 2.6 in (66 mm) in height, 1.8 in (45 mm) in width, and 2.8 in (70 mm) in depth, weighs 0.306 lb, and is constructed for robust industrial use with an operating temperature range of -13 to 158 °F (-25 to 70 °C). It complies with international standards including IEC and UL, ensuring reliable performance in global applications. Typical uses include motor protection in conveyors, pumps, and compressors within manufacturing and process industries.

Key Features & Specifications
  • Type: Thermal overload relay, bimetallic, manual or automatic reset
  • Voltage Rating: 690 V AC
  • Current Rating: 9 to 13 A
  • Dimensions: 2.6 in (66 mm) x 1.8 in (45 mm) x 2.8 in (70 mm) (Height x Width x Depth)
  • Standards: IEC, UL, CSA
  • Applications: Motor protection for conveyors, pumps, compressors
  • Switch Type: Thermal
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable (thermal relay)
  • Temp Rating: -13 to 158 °F (-25 to 70 °C)
  • Shipping Dimensions: 2.6 in x 1.8 in x 2.8 in
  • Phase: 3
  • Voltage: 690 V AC
  • Amperage: 9 to 13 A
  • AIC rating: Not specified
  • Connection: Screw terminals
  • Poles: 3
  • Protection: Overload, phase failure
  • Functions: Motor protection
  • Frame Size: D-Line
  • Trip Type: Thermal
  • Panel Type: Not applicable
  • Breaker Type: Not applicable
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Not applicable
  • Panel Style: Not applicable
  • Bus Type: Not applicable
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: 10A
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Direct on contactor or base plate
  • Hz: 50/60
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: 1 NO + 1 NC
  • CPT: Not applicable
  • Full Load Amps: 9 to 13 A
  • Dist Voltage: Not applicable
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 13 A
  • Full Load Amp Minimum: 9 A
  • Enclosure: Open style
  • Relay Style: Thermal overload
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 13 A
  • Amperage Minimum: 9 A
  • Nema Rating: Not specified
  • Switch Style: Not applicable
  • Wire Size: 14 to 4 AWG
  • Certification: CE, UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: IEC 60947-4-1, UL 508
  • Compatible Frames: D-Line contactors
  • Installation Type: Panel or DIN rail
  • Item QTY: 1
  • Nema Starter Size: Not specified
  • Breaker Frame: Not applicable
  • Current Rating: 9 to 13 A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • 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: 70 °C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 785901206897
  • GTIN: 00389110000000