3RW5077-6AB14
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$3,283.91
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Buy genuine Siemens 3RW5077-6AB14 online
The Siemens 3RW5077-6AB14 is a high-performance SIRIUS soft starter designed for efficient and reliable motor control in industrial applications. This factory-grade hybrid switching device ensures smooth motor starting and stopping, protecting motors from electrical stress and mechanical wear. With its robust design, it supports motor power ratings up to 400 hp at 460/480 V and offers precise control to reduce energy consumption and extend equipment lifespan. Its compact size and user-friendly screw terminal connections make installation and maintenance straightforward, while built-in monitoring and protection features enhance operational safety. The 3RW5077-6AB14 is certified for ATEX and IECEx environments, making it suitable for hazardous locations. This soft starter is ideal for applications where uptime and reliability are critical, helping optimize production line efficiency and minimize downtime.
Key Features of Siemens 3RW5077-6AB14
- Soft starter designed for motor power ratings up to 400 hp at 460/480 V
- Operating supply voltage from 200 to 480 V AC
- Current rating of 570 A for dependable motor control
- Hybrid switching technology for minimal power loss and smooth motor acceleration
- Integrated analog output for precise monitoring
- Screw terminal connections for secure installation
- Robust certification: ATEX, IECEx, and UKEX for use in hazardous conditions
- Compact design with IP00 protection on the front, IP20 with cover
- Security features include SIL1 safety integrity level according to IEC 61508
- Protection against sudden power surges and mechanical stress during motor start-up
Technical Specs of 3RW5077-6AB14
Explore Siemens 3RW5077-6AB14 technical data for detailed parameters before installation to ensure system compatibility.
| Specification | Value |
|---|---|
| Motor Power Rating | Up to 400 hp at 460/480 V |
| Rated Current | 570 A |
| Operating Voltage | 200–480 V AC |
| Control Voltage | 110–250 V AC/DC |
| Terminal Type | Screw Terminals |
| Protection Class (Front) | IP00 (IP20 with cover) |
| Safety Certifications | ATEX, IECEx, UKEX, SIL1 |
Applications / Use Case
This Siemens 3RW5077-6AB14 is commonly used in industrial automation worldwide. It effectively controls the starting and stopping phases of three-phase motors, reducing mechanical stress and electrical peak loads. Typical applications include production line systems, packaging and conveyor operations, factory control panels, and process control environments where smooth motor control is essential to protect equipment and improve energy efficiency. Its rugged design and safety certifications also make it suitable for potentially explosive atmospheres, supporting reliable operation in demanding factory automation and motion control setups.
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