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Siemens 3RT1055-6AF36

SKU: 3RT1055-6AF36
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$620.00
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Siemens 3RT1055-6AF36 | Heavy-Duty 250A Power Contactor for Industrial Motor Applications

Overview

The Siemens 3RT1055-6AF36 is a SIRIUS heavy-duty power contactor designed for switching AC-3 loads up to 250A at 400V, typically motors up to 132 kW (AC-3). This model features a 110V AC control coil, 3 normally open main contacts, and spring-loaded terminals for fast and vibration-resistant wiring. The Size S12 frame makes it suitable for demanding industrial motor control centers and power distribution systems.

Key Features

  • Rated Operational Current (AC-3): 250 A at 400V

  • Power Rating: Up to 132 kW (AC-3 at 400V)

  • Control Voltage: 110V AC, 50/60 Hz

  • Main Contacts: 3 NO (normally open)

  • Auxiliary Contacts: Optional (not included in this model)

  • Terminals: Spring-type connections for secure and tool-free wiring

  • Contactor Size: S12

  • Mounting: Panel mounting

  • Protection Rating: IP00 (requires enclosure)

  • Conforms to Standards: IEC 60947-4-1, EN 60947-4-1

Technical Specifications

  • Catalog Number: 3RT1055-6AF36

  • Series: SIRIUS 3RT1

  • Utilization Category: AC-3 / AC-1

  • Mechanical Life: >10 million operations

  • Electrical Life: >1 million operations (AC-3)

  • Ambient Temperature: -25°C to +60°C

  • Dimensions (HxWxD): Approx. 330 × 180 × 200 mm

  • Certifications: CE, UL, CSA, EAC

Applications

  • High-power motor switching (up to 132 kW)

  • Industrial motor control centers (MCCs)

  • HVAC and pumping systems

  • Conveyors, compressors, and fans

  • Power distribution panels in automation

Why Choose the 3RT1055-6AF36?

  • High Current Rating: Ideal for powerful industrial motors

  • Secure Wiring: Spring-type terminals for maintenance-free connections

  • Global Compliance: CE and UL certified

  • Durable and Reliable: Built for heavy-duty continuous operation

  • Modular Integration: Compatible with SIRIUS accessories and overload relays

Order Now

The Siemens 3RT1055-6AF36 contactor is in stock and available for international shipping. 

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.
1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.
Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.

Description

Siemens 3RT1055-6AF36 | Heavy-Duty 250A Power Contactor for Industrial Motor Applications

Overview

The Siemens 3RT1055-6AF36 is a SIRIUS heavy-duty power contactor designed for switching AC-3 loads up to 250A at 400V, typically motors up to 132 kW (AC-3). This model features a 110V AC control coil, 3 normally open main contacts, and spring-loaded terminals for fast and vibration-resistant wiring. The Size S12 frame makes it suitable for demanding industrial motor control centers and power distribution systems.

Key Features

  • Rated Operational Current (AC-3): 250 A at 400V

  • Power Rating: Up to 132 kW (AC-3 at 400V)

  • Control Voltage: 110V AC, 50/60 Hz

  • Main Contacts: 3 NO (normally open)

  • Auxiliary Contacts: Optional (not included in this model)

  • Terminals: Spring-type connections for secure and tool-free wiring

  • Contactor Size: S12

  • Mounting: Panel mounting

  • Protection Rating: IP00 (requires enclosure)

  • Conforms to Standards: IEC 60947-4-1, EN 60947-4-1

Technical Specifications

  • Catalog Number: 3RT1055-6AF36

  • Series: SIRIUS 3RT1

  • Utilization Category: AC-3 / AC-1

  • Mechanical Life: >10 million operations

  • Electrical Life: >1 million operations (AC-3)

  • Ambient Temperature: -25°C to +60°C

  • Dimensions (HxWxD): Approx. 330 × 180 × 200 mm

  • Certifications: CE, UL, CSA, EAC

Applications

  • High-power motor switching (up to 132 kW)

  • Industrial motor control centers (MCCs)

  • HVAC and pumping systems

  • Conveyors, compressors, and fans

  • Power distribution panels in automation

Why Choose the 3RT1055-6AF36?

  • High Current Rating: Ideal for powerful industrial motors

  • Secure Wiring: Spring-type terminals for maintenance-free connections

  • Global Compliance: CE and UL certified

  • Durable and Reliable: Built for heavy-duty continuous operation

  • Modular Integration: Compatible with SIRIUS accessories and overload relays

Order Now

The Siemens 3RT1055-6AF36 contactor is in stock and available for international shipping. 

Condition

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.

Warranty

1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.

Disclaimer

Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.
Siemens 3RT1055-6AF36

Siemens 3RT1055-6AF36

$620.00
Add to wishlist
Siemens 3RT1055-6AF36

Siemens 3RT1055-6AF36

Your Price:
$620.00
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