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Siemens 3RT1056-6AF36 | High-Performance 250A SIRIUS Power Contactor for Industrial Applications
Overview
The Siemens 3RT1056-6AF36 is a 3-pole power contactor from the SIRIUS 3RT10 series, designed to switch motors up to 250A in AC-3 duty. Featuring a 220V AC 50Hz / 240V AC 60Hz coil, this large-frame Size S12 contactor is suitable for high-load switching applications in demanding industrial environments. Built for reliability, it supports voltages up to 1000V and features durable screw terminals.
Key Features
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Main Contacts: 3-pole (3 NO)
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Rated Operational Current (AC-3): 250A at 400V
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Control Voltage: 220V AC (50Hz) / 240V AC (60Hz)
-
Mounting: Panel or baseplate mounting
-
Frame Size: S12 – large power class
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Connection: Screw terminals
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Electrical Life (AC-3): Up to 1 million operations
-
Auxiliary Contacts: Optional add-ons available
-
Insulation Voltage: Rated up to 1000V
-
Front Status Indicators: Integrated for quick diagnostics
Technical Specifications
-
Part Number: 3RT1056-6AF36
-
Series: SIRIUS 3RT10
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Rated Current (AC-3): 250 A
-
Rated Operational Voltage (Ue): Up to 690V
-
Rated Insulation Voltage (Ui): 1000V
-
Control Voltage: 220V AC 50Hz / 240V AC 60Hz
-
Utilization Category: AC-3 / AC-1
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Mechanical Durability: Up to 10 million operations
-
Ambient Temperature: -25°C to +60°C
-
Protection Degree: IP00 (internal use, in enclosure)
-
Dimensions (HxWxD): Approx. 255 × 212 × 216 mm
Applications
-
Heavy-duty industrial motor control
-
Pumps, compressors, crushers, and fans
-
HVAC systems and chillers
-
Conveyor and mixing systems
-
High-power machinery and OEM builds
Why Choose the 3RT1056-6AF36?
-
High Switching Capacity: Handles up to 250A for large motors
-
Wide Coil Voltage Support: 220V/240V AC for flexible installation
-
Robust Siemens Quality: Proven durability in critical operations
-
Modular Expandability: Compatible with SIRIUS accessories
-
Industrial Standards Compliance: Built to IEC and UL requirements
Order Now
The Siemens 3RT1056-6AF36 is available and ready to ship worldwide.
Description
Siemens 3RT1056-6AF36 | High-Performance 250A SIRIUS Power Contactor for Industrial Applications
Overview
The Siemens 3RT1056-6AF36 is a 3-pole power contactor from the SIRIUS 3RT10 series, designed to switch motors up to 250A in AC-3 duty. Featuring a 220V AC 50Hz / 240V AC 60Hz coil, this large-frame Size S12 contactor is suitable for high-load switching applications in demanding industrial environments. Built for reliability, it supports voltages up to 1000V and features durable screw terminals.
Key Features
-
Main Contacts: 3-pole (3 NO)
-
Rated Operational Current (AC-3): 250A at 400V
-
Control Voltage: 220V AC (50Hz) / 240V AC (60Hz)
-
Mounting: Panel or baseplate mounting
-
Frame Size: S12 – large power class
-
Connection: Screw terminals
-
Electrical Life (AC-3): Up to 1 million operations
-
Auxiliary Contacts: Optional add-ons available
-
Insulation Voltage: Rated up to 1000V
-
Front Status Indicators: Integrated for quick diagnostics
Technical Specifications
-
Part Number: 3RT1056-6AF36
-
Series: SIRIUS 3RT10
-
Rated Current (AC-3): 250 A
-
Rated Operational Voltage (Ue): Up to 690V
-
Rated Insulation Voltage (Ui): 1000V
-
Control Voltage: 220V AC 50Hz / 240V AC 60Hz
-
Utilization Category: AC-3 / AC-1
-
Mechanical Durability: Up to 10 million operations
-
Ambient Temperature: -25°C to +60°C
-
Protection Degree: IP00 (internal use, in enclosure)
-
Dimensions (HxWxD): Approx. 255 × 212 × 216 mm
Applications
-
Heavy-duty industrial motor control
-
Pumps, compressors, crushers, and fans
-
HVAC systems and chillers
-
Conveyor and mixing systems
-
High-power machinery and OEM builds
Why Choose the 3RT1056-6AF36?
-
High Switching Capacity: Handles up to 250A for large motors
-
Wide Coil Voltage Support: 220V/240V AC for flexible installation
-
Robust Siemens Quality: Proven durability in critical operations
-
Modular Expandability: Compatible with SIRIUS accessories
-
Industrial Standards Compliance: Built to IEC and UL requirements
Order Now
The Siemens 3RT1056-6AF36 is available and ready to ship worldwide.