3RT1056-2AF36

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The Siemens 3RT1056-2AF36 is a factory-grade power contactor designed for demanding industrial automation applications. Rated for 90 kW power at 400 V AC and capable of handling an operational current of 185 A at AC-3 duty, this robust 3-pole contactor ensures reliable switching performance for motors and heavy loads. Equipped with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, it supports flexible control circuit configurations. Designed to operate with a coil voltage of 110 to 127 V AC/DC, the 3RT1056-2AF36 suits a wide range of installations requiring high electrical endurance and long service life within automation systems.

Key Features of Siemens 3RT1056-2AF36

  • Three-pole power contactor with 185 A rated current at AC-3 duty cycle
  • Power rating up to 90 kW at 400 V AC (50-60 Hz), suitable for heavy industrial motors
  • Auxiliary contacts configuration: 2 normally open (NO) + 2 normally closed (NC)
  • Coil voltage range of 110 to 127 V AC/DC for flexible control options
  • Compact modular design with conventional main circuit connection
  • High switching endurance and durability for intensive industrial applications
  • Compatible with standard DIN rail and chassis mounting
  • Ideal for switching motor loads, resistive and inductive loads

Explore Siemens 3RT1056-2AF36 specifications for detailed parameters

Specification Value
Rated Current AC-3 / 400 V 185 A
Rated Power AC-3 / 400 V 90 kW
Rated Current AC-1 / 400 V 215 A
Auxiliary Contacts 2 NO + 2 NC
Coil Voltage 110-127 V AC/DC
Number of Poles 3
Frequency 50-60 Hz

Applications / Use Case

This Siemens 3RT1056-2AF36 is commonly used in industrial automation environments worldwide. It is ideal for controlling three-phase motors, conveyor systems, packaging lines, and factory control panels. Its robust design makes it suitable for process control and machine automation settings where reliable switching of high-power loads is essential. The integrated auxiliary contacts enable easy integration with automation controls for status feedback and auxiliary functions, enhancing system safety and operational efficiency.

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3RT1056-2AF36

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Does it come with a warranty?

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

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