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3RT2028-1AL20

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Regular price $101.46
Sale price $101.46 Regular price


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The Siemens 3RT2028-1AL20 is a high-performance power contactor designed for industrial automation systems requiring reliable switching and control of three-phase electrical loads. Featuring a robust 3-pole configuration and rated for 38 A current, this contactor supports 18.5 kW power handling at 400 V AC and operates at 230 V AC coil voltage with 50/60 Hz frequency. It is engineered to provide consistent, efficient operation in demanding factory or process control applications, backed by Siemens' reputation for quality and durability. The 3RT2028-1AL20 includes auxiliary contacts (1 NO + 1 NC) with screw terminals, ensuring versatile control options. This makes it an essential component in motor control centers, conveyor systems, and machine automation setups that require precise and safe switching capabilities.

Key Features of Siemens 3RT2028-1AL20

  • Compact 3-pole power contactor with S0 size for space-efficient DIN rail mounting
  • Maximum continuous current rating of 38 A for handling significant loads
  • Power rating up to 18.5 kW at 400 V AC, suitable for various motor control applications
  • Auxiliary contacts configuration: 1 Normally Open (NO) and 1 Normally Closed (NC)
  • Coil voltage of 230 V AC at 50/60 Hz frequency for flexible power supply compatibility
  • Durable screw terminal connections for secure wiring
  • Insulation and surge voltage resistance up to 690 V and 6 kV respectively
  • Operating temperature range from -25 °C to +60 °C for harsh environments
  • Designed according to IEC/EN standards ensuring high safety and reliability

Explore Siemens 3RT2028-1AL20 technical specs for detailed parameters

Specification Details
Rated operational current (Ie) 38 A (AC-3)
Rated operational voltage (Ue) 690 V AC max
Power rating 18.5 kW at 400 V AC
Coil voltage 230 V AC, 50/60 Hz
Auxiliary contacts 1 NO + 1 NC
Mounting type DIN rail (Size S0)
Operating temperature -25 °C to +60 °C

Applications / Use Case

This Siemens 3RT2028-1AL20 is commonly used in industrial automation environments where robust and reliable motor control is essential. It finds applications in production line systems, factory control panels, packaging and conveyor operations, and machine automation. Its ability to handle high power with auxiliary contacts makes it ideal for managing start/stop operations, overload protection, and integration into control circuits in manufacturing and processing plants worldwide. Users benefit from its compact design and dependable switching performance in complex automation setups.

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3RT2028-1AL20

$101.46

  • ACHIEVING

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    95%

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  • LESS THAN

    1%

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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.

How fast is shipping?

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

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