3RN2011-1BW30

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The Siemens 3RN2011-1BW30 is an industrial-grade SIRIUS thermistor motor protection relay designed to safeguard motors against damage from overheating via thermistor monitoring. This model supports manual reset and features a wide control supply voltage range from 24 to 240 VAC/DC, making it highly versatile for diverse automation systems. With a compact DIN rail mount design measuring just 100 mm high, 22.5 mm wide, and 90 mm deep, the 3RN2011-1BW30 is an ideal choice for efficient panel integration without sacrificing performance. Trusted in motor protection circuits, it includes advanced features such as dynamic open-circuit detection and manual reset to enhance operational safety and reliability in industrial environments.

Key Features of Siemens 3RN2011-1BW30

  • Thermistor motor protection relay with manual reset function
  • Dual form C (2 CO) contacts for versatile switching
  • Wide control supply voltage: 24 to 240 VAC/DC at 50/60 Hz
  • DIN rail mounting for quick and secure installation
  • Dynamic open-circuit detection to prevent faults
  • Compact dimensions ideal for tight control panels
  • Robust mechanical and electrical endurance, with up to 10 million mechanical operating cycles
  • LED indication for clear status monitoring
  • Compliance with IEC standards for vibration resistance and durability

Technical Specs of 3RN2011-1BW30

Explore Siemens 3RN2011-1BW30 specifications covering voltage, I/O, and communication to ensure system compatibility.

Specification Details
Control Supply Voltage 24–240 V AC/DC, 50/60 Hz
Contact Configuration 2 CO (2 form C)
Contact Current Rating 0.1/1 A at 24/250 V DC
Dimensions (H x W x D) 100 x 22.5 x 90 mm
Mechanical Service Life 10,000,000 cycles typical
Electrical Endurance (AC-15, 230 V) 100,000 cycles typical
Mounting 35 mm DIN rail

Applications / Use Case

This Siemens 3RN2011-1BW30 is commonly used in industrial automation worldwide. It provides reliable protection for motors in manufacturing plants, process control systems, packaging lines, and conveyor operations. By accurately monitoring thermistor sensors embedded in motor windings, it prevents costly downtime and repairs caused by motor overheating. Its adaptability across various voltages and manual reset feature make it a dependable solution for machine automation and production line safety monitoring.

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3RN2011-1BW30

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Does it come with a warranty?

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

What is the condition of the product?

All products sold are New & Unused.

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All products are delivered within 2-8 business days depending on our stock location.

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