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3RT2027-2FB44-3MA0

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The Siemens 3RT2027-2FB44-3MA0 is a factory-grade power contactor designed for reliable and efficient control of electric motors and other heavy-duty loads. This 3-pole contactor supports a maximum load current of 32 A and is suitable for AC-3e and AC-3 applications up to 15 kW at 400 V. Featuring a 24 V DC coil with a plugged-in diode combination, it ensures reduced coil wear and extended operational life. Auxiliary contacts include 2 normally open (NO) and 2 normally closed (NC) with spring-loaded mechanisms for enhanced switching reliability. Its rugged DIN rail mounting and temperature operating range from -25 to +60 °C make it an ideal component for industrial automation environments seeking high performance and durability.

Key Features of Siemens 3RT2027-2FB44-3MA0

  • Rated for 32 A maximum load current and 15 kW / 400 V power switching
  • Three-pole design suitable for AC-3e and AC-3 motor control applications
  • 24 V DC coil voltage with integrated diode combination for coil protection
  • Auxiliary contacts configured as 2 NO + 2 NC with spring-loaded contacts
  • Compact DIN rail mounting for easy installation in control panels
  • Wide operating temperature range from –25 °C to +60 °C
  • Designed for long service life in demanding industrial environments
  • Compliant with Siemens quality and reliability standards for power contactors

Explore Siemens 3RT2027-2FB44-3MA0 specifications for detailed parameters

Parameter Specification
Coil Voltage 24 V DC
Maximum Load Current 32 A
Power Rating 15 kW / 400 V AC
Poles 3
Auxiliary Contacts 2 NO + 2 NC
Mounting DIN Rail
Operating Temperature -25°C to +60°C
Coil Power Rating 5.9 W

Applications / Use Case

This Siemens 3RT2027-2FB44-3MA0 is commonly used in industrial automation worldwide. It excels in controlling motors, pumps, and other heavy electrical loads in production line systems, packaging and conveyor operations, and factory control panels. Its robust design and reliable switching performance make it a preferred choice for process control and machine automation applications where dependable power contactors are essential for efficient and safe equipment operation.

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3RT2027-2FB44-3MA0

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Does it come with a warranty?

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