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Siemens 3RB31434UB0 - Solid-State Overload Relay, 0.1-100A

Siemens
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The Siemens 3RB31434UB0 is a solid-state overload relay designed for the protection of three-phase AC motors against overload and phase failure. This device operates with a rated insulation voltage of up to 690V AC and supports a current range from 0.1 to 100A, depending on the selected setting, with a compact design weighing 0.5 lb. It features a screw-type terminal connection, a Class 10 trip characteristic, and is housed in an insulated enclosure suitable for panel mounting. The relay complies with IEC 60947-4-1 and UL 508 standards, ensuring reliable performance in demanding environments. Typical applications include motor protection in conveyor systems, pumps, fans, and other industrial machinery requiring precise overload monitoring.

Key Features & Specifications
  • Type: Solid-state overload relay, Class 10 trip class
  • Voltage Rating: 690V AC (insulation)
  • Current Rating: 0.1 to 100A (adjustable)
  • Dimensions: Compact design, weight 0.5 lb
  • Standards: IEC 60947-4-1, UL 508
  • Applications: Motor protection for conveyors, pumps, fans, industrial machinery
  • Switch Type: Solid-state
  • Configuration: Three-phase
  • Coil Voltage Maximum: Not applicable (solid-state)
  • Temp Rating: -25°C to +60°C
  • Shipping Dimensions: Standard industrial packaging
  • Phase: Three-phase
  • Amperage: 0.1 to 100A
  • AIC rating: Not specified
  • Connection: Screw terminals
  • Poles: 3
  • Protection: Overload, phase failure
  • Functions: Overload protection, phase loss detection
  • Frame Size: Compact
  • Trip Type: Solid-state, Class 10
  • Panel Type: Panel mount
  • Breaker Type: Overload relay
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Not applicable
  • Panel Style: Insulated
  • Bus Type: Not applicable
  • Fuse Class: Not applicable
  • Insulation Temperature: 690V AC
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Class 10
  • 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 specified
  • Aux Contacts: Not specified
  • CPT: Not applicable
  • Full Load Amps: 0.1 to 100A
  • Dist Voltage: Not applicable
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 100A
  • Full Load Amp Minimum: 0.1A
  • Enclosure: Insulated
  • Relay Style: Solid-state overload
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 100A
  • Amperage Minimum: 0.1A
  • Nema Rating: Not specified
  • Switch Style: Solid-state
  • Wire Size: Not specified
  • Certification: IEC, UL
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Three-phase
  • Standards: IEC 60947-4-1, UL 508
  • Compatible Frames: Not specified
  • Installation Type: Panel mount
  • Item QTY: 1
  • Nema Starter Size: Not specified
  • Breaker Frame: Not applicable
  • Current Rating: 0.1 to 100A
  • 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: +60°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 80476634483
  • GTIN: 00804766344831