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3RU2136-4FD0

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Regular price $88.74
Sale price $88.74 Regular price


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The Siemens 3RU2136-4FD0 is a reliable thermal overload relay designed for motor protection with an adjustable current range of 28 to 40 amps. This original Siemens SIRIUS 3RU2 series component provides precise overload protection to prevent motor damage caused by overheating or electrical faults. Featuring screw-type main circuit connections and spring-type auxiliary terminals, it ensures secure and easy installation within industrial control panels. The 3RU2136-4FD0 complies with international standards for shock resistance and is RoHS compliant, making it ideal for high-performance automation systems. Its automatic reset function after overload trip enhances operational safety and efficiency, reducing downtime in demanding environments.

Key Features of Siemens 3RU2136-4FD0

  • Thermal overload relay for motor protection, adjustable current between 28 A and 40 A
  • Part of the Siemens SIRIUS 3RU2 product range
  • Main circuit connection via screw terminals for secure mounting
  • Auxiliary circuit with spring-type terminals facilitating easy wiring
  • Shock resistance up to 8g/11ms as per IEC 60068-2-27 standards
  • Automatic reset after overload trip for continuous operation
  • Rated for up to 690 V operating voltage ensuring compatibility with industrial power supplies
  • RoHS and Phthalates compliant, supporting environmental regulations
  • Manufactured in Germany, assuring quality and durability

Technical Specs of 3RU2136-4FD0

Explore Siemens 3RU2136-4FD0 specifications for detailed parameters to ensure system compatibility.

Parameter Value
Overload Adjustment Current 28 A to 40 A
Operating Voltage Up to 690 V
Main Circuit Connection Screw terminals
Auxiliary Circuit Connection Spring-type terminals
Shock Resistance 8g at 11 ms (IEC 60068-2-27)
Protection Class IP20
Trip Class Class 10

Applications / Use Case

This Siemens 3RU2136-4FD0 is commonly used in industrial automation systems worldwide. It plays a critical role in protecting electric motors in production line systems and factory control panels by preventing overload damage. This thermal overload relay is suitable for machine automation setups and packaging or conveyor operations, ensuring reliable motor operation and minimizing downtime. Its proven design is widely trusted in harsh industrial environments where consistent motor protection is essential for safety and productivity.

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3RU2136-4FD0

$88.74

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

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