The Siemens 3RW5547-6HA16 is a high-current SIRIUS soft starter designed for controlled starting and stopping of large industrial motors. It supports a wide 200–690 V motor voltage range and a rated current of 470 A. The device uses a 110–250 V AC control supply and screw terminals for electrical connections.
It is suitable for industrial motor-control systems where controlled acceleration, smoother starting and reduced mechanical stress are required.
The 3RW5547-6HA16 supports a broad motor voltage range of 200–690 V, making it suitable for a variety of industrial three-phase motor applications.
The wide voltage capability provides flexibility for industrial installations with different motor supply voltages.
Typical applications include:
The final selection should always consider the motor's rated current, load characteristics, starting frequency and required operating conditions.
The 3RW5547-6HA16 has a rated current of 470 A, making it suitable for high-current motor applications.
This rating allows the soft starter to be considered for large industrial motors where controlled starting is required.
Potential applications include:
The actual motor current and application duty should be checked carefully before selecting the soft starter.
The product is specified with a 110–250 V AC control supply.
This control supply is used for the soft starter's control functions and should be matched with the control architecture of the installation.
Proper control-voltage compatibility should be confirmed before installation.
The 3RW5547-6HA16 uses screw terminals for its electrical connections.
Screw terminals provide a familiar connection method for industrial panel builders and maintenance teams and can support straightforward wiring and servicing when installed according to the manufacturer's requirements.
A SIRIUS soft starter controls motor acceleration and deceleration instead of applying the full supply abruptly during starting.
The 3RW5547-6HA16 can help provide:
The actual starting and stopping behaviour depends on the motor, load characteristics and configured soft-starter parameters.
The 3RW5547-6HA16 is designed for high-current industrial motor-control applications.
It can be incorporated into complete motor-control systems together with:
This allows the soft starter to form part of a complete industrial automation and motor-control solution.
The Siemens 3RW5547-6HA16 can be used in a wide range of industrial applications, including:
For related Siemens industrial electrical and automation products, customers can explore the Siemens product range at SB Smart.
The 3RW5547-6HA16 is suitable for OEM machine manufacturers, electrical panel builders, automation integrators and industrial maintenance professionals working with high-current motor applications.
Its combination of 200–690 V motor voltage, 470 A rated current, 110–250 V AC control supply and screw terminals makes it suitable for demanding industrial motor-starting systems.
The Siemens 3RW5547-6HA16 provides a high-current soft-starting solution with a broad 200–690 V motor-voltage range and 470 A rated current.
Its 110–250 V AC control supply and screw-terminal connections make it suitable for integration into industrial electrical control panels and motor-control systems.
For OEMs, panel builders and automation integrators, the soft starter can help control motor acceleration and stopping while reducing the stresses associated with direct-on-line starting.
SB Smart supplies Siemens industrial electrical and automation products across Faridabad, Gurgaon/Gurugram, Delhi NCR, Haryana, Noida, Punjab, Mumbai and major cities across India.
Major delivery locations include:
It is a Siemens SIRIUS soft starter designed for controlled starting and stopping of high-current industrial motors.
The specified motor voltage range is 200–690 V.
The product is specified with a 470 A rated current.
The specified control supply is 110–250 V AC.
Yes, the product uses screw terminals.
A soft starter helps control motor acceleration and deceleration, reducing the effects of high starting current and mechanical stress compared with direct-on-line starting.
It can be used for large pumps, compressors, conveyors, fans, blowers, process machinery, production equipment and other high-power industrial motor applications.
Yes. Its 470 A rated current makes it suitable for high-current motor applications when the motor and application requirements are correctly matched.
Yes. It can be incorporated into suitable motor-control architectures with PLCs, protection devices, contactors and other automation components.
You can explore the Siemens product range at SB Smart for Siemens SIRIUS soft starters, motor-control products and other industrial automation equipment.
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS 3RW55 |
| Model Number | 3RW5547-6HA16 |
| Product Type | High Performance Soft Starter |
| Rated Current | 470 A |
| Supply Voltage | 200–690 V AC |
| Phase | 3 Phase |
| Control Voltage | 110–250 V AC |
| Control Method | 3-phase controlled |
| Protection | Motor overload + thermal protection |
| Monitoring | Condition / diagnostics enabled |
| Bypass | Integrated |
| Mounting | Screw fixing / panel mounting |
| Application | Heavy industrial motor control |
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