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3RT2035-3NB30

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Regular price $160.28
Sale price $160.28 Regular price


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The Siemens 3RT2035-3NB30 is a premium industrial power contactor designed for reliable switching of electric motors and other loads in demanding automation environments. This 3-pole contactor supports a load power rating of up to 18.5 kW at 400 V AC with a coil voltage range of 20 to 33 V AC/DC, making it versatile for various control system designs. Known for its durability and efficient operation, the 3RT2035-3NB30 features integrated varistor protection and auxiliary contacts that enhance system safety and flexibility. Ideal for factory automation, it delivers consistent performance within an operating temperature range from -25°C to 60°C. Whether upgrading existing control panels or building new machines, this Siemens contactor ensures robust electrical switching coupled with peace of mind from a trusted global brand.

Key Features of Siemens 3RT2035-3NB30

  • Power rating of 18.5 kW at 400 V for 3-phase AC3 motor control
  • Operating coil voltage between 20 and 33 V AC/DC for flexible control input
  • Three poles with integrated auxiliary contacts (1 NO + 1 NC) for signaling and interlocking
  • Incorporated varistor for surge protection to extend contactor life
  • High contact rating A600 / P600 suitable for industrial loads
  • DIN rail or threaded mounting options for easy installation
  • Durable spring-loaded terminal connections for secure wiring
  • Designed for 10,000,000 operating cycles ensuring long service lifespan
  • Compact size (114 mm H x 55 mm W x 130 mm D), saving panel space
  • IP00/IP20 enclosure rating for environmental adaptability

Explore Siemens 3RT2035-3NB30 specifications for detailed parameters

Specification Details
Rated Operational Current (AC-3) 41 A
Rated Operational Power 18.5 kW (400 V, 3-phase)
Coil Voltage 20-33 V AC/DC
Auxiliary Contacts 1 NO + 1 NC
Mounting Type DIN Rail / Threaded
Operating Temperature -25°C to +60°C
Dimensions (H x W x D) 114 mm x 55 mm x 130 mm

Applications / Use Case

This Siemens 3RT2035-3NB30 contactor is commonly used in industrial automation settings such as motor starters, conveyor belts, packaging lines, and factory control panels. Its robust construction and reliable electrical switching make it an excellent choice for machine automation and process control systems where high switching cycles and operational safety are mandatory. Operators rely on it to start and stop motors smoothly while protecting electrical circuits, ensuring minimal downtime and maintenance effort.

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3RT2035-3NB30

$160.28

  • 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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