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Siemens 3UB8123-4DW2 - Overload Relay 5.5-22A (Solid State)

Siemens
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Siemens 3UB8123-4DW2 Motor Control is a solid-state overload relay from the ESP200 family, designed to protect motors from overload conditions by monitoring current and providing a trip signal. It operates with a current rating range of 5.5 to 22 amperes and a temperature rating of -13 to 158 °F (-25 to 70 °C), ensuring reliable performance in diverse industrial environments. The relay weighs 5 lb and is constructed as a Type 3UB8 unit, featuring solid-state electronics for precise and durable operation. It complies with industry standards for motor protection, making it suitable for use in manufacturing, processing, and automation systems. Typical applications include protecting motors in conveyors, pumps, fans, and other industrial machinery where consistent overload protection is critical.

Key Features & Specifications
  • Type: Solid-state overload relay, ESP200 family, Type 3UB8
  • Voltage Rating: Not specified
  • Current Rating: 5.5 A minimum, 22 A maximum
  • Dimensions: Not specified
  • Standards: Industry standard for motor protection
  • Applications: Motor protection in conveyors, pumps, fans, and industrial automation
  • Switch Type: Solid state
  • Configuration: Not specified
  • Coil Voltage Maximum: Not specified
  • Temp Rating: -13 to 158 °F (-25 to 70 °C)
  • Shipping Dimensions: Not specified
  • Phase: Not specified
  • Voltage: Not specified
  • Amperage: 5.5 A minimum, 22 A maximum
  • AIC rating: Not specified
  • Connection: Not specified
  • Poles: Not specified
  • Protection: Overload
  • Functions: Overload protection
  • Frame Size: Not specified
  • Trip Type: Not specified
  • Panel Type: Not specified
  • Breaker Type: Not specified
  • Control Voltage Minimum: Not specified
  • Control Voltage Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not specified
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Not specified
  • Hz: Not specified
  • Coil Material: Not specified
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Solid State
  • Coil Voltage Minimum: Not specified
  • Wire: Not specified
  • Amperage Maximum: 22
  • Amperage Minimum: 5.5
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: Not specified
  • Circuit Breaker Mounting Style: Not specified
  • Terminal Connection: Not specified
  • Frequency Rating: Not specified
  • Phase Connection: Not specified
  • Standards: Not specified
  • Compatible Frames: Not specified
  • Installation Type: Not specified
  • Item QTY: Not specified
  • Nema Starter Size: Not specified
  • Breaker Frame: Not specified
  • Current Rating: 5.5 A minimum, 22 A maximum
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: 70
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


Product Identification
  • UPC: 66264389721
  • GTIN: 00662643897210