The Siemens 3RT1056-6AM36 is a power contactor from the SIRIUS series, designed for switching motors and other loads in industrial applications. This contactor is characterized by its robust construction, high operational reliability, and long service life. It’s a crucial component in motor starters, distribution systems, and various automation processes.

Applications:

• Motor starting, stopping, and reversing
• Controlling resistive loads (e.g., heating elements)
• Controlling inductive loads (e.g., transformers)
• Switching lighting systems
• Use in combination with overload relays for motor protection

Features:

• Size S3: Compact design for space-saving installation.
• AC-3 Rated Operational Current: 80 A at 400 V.
• AC-3 Rated Operational Power: 37 kW at 400 V.
• Coil Voltage: 230 V AC.
• Auxiliary Contacts: 2NO+2NC (2 normally open and 2 normally closed contacts) for signaling and interlocking.
• Screw-type terminals: For secure and reliable connections.
• High electrical endurance: Ensures long operational life even under frequent switching.
• Suitable for harsh environments: Designed to withstand vibrations, shocks, and temperature variations.

Benefits:

• Reliable Motor Control: Provides consistent and dependable switching performance for motors, reducing downtime and increasing productivity.
• Enhanced Safety: Built-in auxiliary contacts allow for easy integration with safety circuits, ensuring operator and equipment safety.
• Compact Design: The compact size allows for installation in tight spaces, maximizing the utilization of control panels.
• Easy Installation and Maintenance: Screw-type terminals simplify wiring and maintenance procedures.
• Long Service Life: High-quality materials and robust design ensure a long and trouble-free operational life, minimizing replacement costs.

Additional Details:

The 3RT1056-6AM36 contactor is designed for use in a wide range of industrial applications. It complies with international standards such as IEC 60947-4-1 and is suitable for use in various environmental conditions. The contactor can be mounted on standard DIN rails or directly onto panels. It is often used in conjunction with Siemens overload relays to provide complete motor protection against overloads and phase failures. The device also features surge suppression to protect the coil from voltage spikes, further enhancing its reliability and longevity.