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3RT1056-6AB36
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RT1056-6AB36 |
| Alternative Part Number | 3RT10566AB36 |
| Manufacturer | Siemens |
| Type | Power Contactor |
| Number of Contacts | 3NO (3 Normally Open) |
| Rated Current | 215 A |
| Control Voltage | 23 to 26 V ac |
| Utilisation Category | AC-3 |
| Rated Operational Power | 90 kW / 400 V |
| Mounting | Side-by-side possible |
| Dimensions (H x W x D) | 172 mm x 120 mm x 170 mm |
| Required Spacing | Forwards: 20 mm, Upwards: 10 mm, Downwards: 10 mm, At the side: 0 mm (grounded parts/live parts) |
| Connection Bar Width | 17 mm |
| Connection Bar Thickness | 3 mm |
| Hole Diameter | 9 mm |
| Number of Holes | 1 |
| Electrical Connection Type | Main current circuit: Connection bar, Auxiliary/control current circuit: Screw-type terminals |
| Conductor Cross-Section | Main contacts: 25…120 mm², Auxiliary contacts: 0.5…4 mm² |
| Commodity Code | 85364900 |
The Siemens 3RT1056-6AB36 is a robust power contactor designed to handle high current applications with ease. This contactor is engineered to provide reliable switching for AC motors, making it an essential component for industrial automation systems. With a rating of AC-3, 90 kW / 400 V, it is capable of managing significant power loads, ensuring smooth operation in demanding environments.
Crafted for durability, the 3RT1056-6AB36 features three normally open (NO) contacts and is rated for 215 A, making it suitable for a wide range of applications. The coil operates at a control voltage range of 23 to 26 V ac, providing flexibility and compatibility with various control voltages.
This contactor is part of Siemens' commitment to high-quality and performance in electrical components. It is designed for straightforward integration into existing systems, offering a reliable solution for motor control and power switching. Whether used in manufacturing, processing, or other industrial settings, the Siemens 3RT1056-6AB36 contactor is a dependable choice for professionals seeking to maintain operational efficiency and equipment safety.
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Frequently Asked Questions
What type of contactor is the Siemens 3RT1056-6AB36?
The Siemens 3RT1056-6AB36 is a power contactor designed for switching motors. It is part of the AC-3 category and is suitable for controlling power circuits up to 90 kW / 400 V.
Can this contactor be used for direct online (DOL) motor starting?
Yes, the Siemens 3RT1056-6AB36 can be used for direct online (DOL) motor starting applications, providing efficient control for motors.
What is the rated operational current of this contactor?
The rated operational current for the Siemens 3RT1056-6AB36 is 215 A, making it suitable for high-current applications.
What is the control voltage range for the Siemens 3RT1056-6AB36?
The control voltage range for the Siemens 3RT1056-6AB36 is 23 to 26 V ac.
What are the main applications for this contactor?
This contactor is commonly used in industrial applications for switching electric motors, such as in conveyor systems, pumps, compressors, and other heavy-duty machinery.
How many auxiliary contacts does the Siemens 3RT1056-6AB36 have?
The Siemens 3RT1056-6AB36 comes with 3 normally open (NO) contacts. Additional auxiliary contacts can be added if required for specific applications.
Is the Siemens 3RT1056-6AB36 suitable for use with frequency converters?
While the Siemens 3RT1056-6AB36 is primarily designed for AC-3 applications, it can be used with frequency converters, provided the contactor meets the specific requirements of the application.
What certifications does the Siemens 3RT1056-6AB36 hold?
The Siemens 3RT1056-6AB36 complies with international standards, but for specific certification details, please refer to the product documentation or contact us for more information.
Can this contactor be integrated into a motor control centre?
Yes, the Siemens 3RT1056-6AB36 can be integrated into motor control centres as it is designed for modular use and can be combined with other components for comprehensive motor control solutions.
What type of protection should be used with this contactor?
Appropriate protection devices such as motor protection circuit breakers or fuses should be used in conjunction with the Siemens 3RT1056-6AB36 to ensure safe and reliable operation.
