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Siemens KTH050 - Thermal Overload Relay 0.1-0.16A

Siemens
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Siemens KTH050 is a thermal overload relay designed to protect AC induction motors from overload and phase loss conditions. It is rated for a maximum voltage of 600V AC and a current range of 0.1 to 0.16 amps, with a compact Class 10 trip characteristic for fast response. The relay features a bimetallic strip mechanism and a manual/auto reset function, housed in a NEMA-rated enclosure with screw-type terminals for secure wiring. It complies with UL, CSA, and IEC standards, ensuring reliable performance in industrial environments. Typical applications include motor control centers, conveyor systems, and pump protection in manufacturing and processing facilities.

Key Features & Specifications
  • Type: Thermal overload relay, bimetallic, Class 10 trip
  • Voltage Rating: 600V AC
  • Current Rating: 0.1 to 0.16 amps
  • Dimensions: 2.8 x 1.8 x 2.2 inches
  • Standards: UL, CSA, IEC
  • Applications: Motor protection, conveyor systems, pump control
  • Switch Type: Manual/auto reset
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: -20°C to 60°C
  • Shipping Dimensions: 3.5 x 2.5 x 3.0 inches
  • Phase: 3-phase
  • Voltage: 600V AC
  • Amperage: 0.1-0.16A
  • AIC rating: 5 kA
  • Connection: Screw terminals
  • Poles: 3
  • Protection: Overload, phase loss
  • Functions: Overload protection
  • Frame Size: S0
  • Trip Type: Class 10
  • Panel Type: Open
  • Breaker Type: Not applicable
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Steel
  • Panel Style: Open
  • Bus Type: Not applicable
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: 10
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: DIN rail or panel
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: 0.1 HP at 600V
  • Aux Contacts: 1 N.O. + 1 N.C.
  • CPT: Not applicable
  • Full Load Amps: 0.1-0.16A
  • Dist Voltage: Not applicable
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 0.16A
  • Full Load Amp Minimum: 0.1A
  • Enclosure: NEMA 1
  • Relay Style: Thermal
  • Coil Voltage Minimum: Not applicable
  • Wire: 14-22 AWG
  • Amperage Maximum: 0.16A
  • Amperage Minimum: 0.1A
  • Nema Rating: 1
  • Switch Style: Manual/auto
  • Wire Size: 14-22 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 508, CSA C22.2 No. 14
  • Compatible Frames: S0
  • Installation Type: DIN rail or panel
  • Item QTY: 1
  • Nema Starter Size: 0
  • Breaker Frame: Not applicable
  • Current Rating: 0.1-0.16A
  • Reverse Standoff Voltage: Not applicable
  • Watts: 2.5 W
  • 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: 075455402427
  • GTIN: 00754554024271