The Siemens 3RW5243-6AC14 is a SIRIUS soft starter designed for controlled starting and stopping of industrial motors. It supports a 200–480 V motor voltage range, has a 210 A rated current, and uses a 110–250 V AC control supply. The unit features screw terminals and an analog output, making it suitable for motor-control panels and industrial automation systems.
The soft starter helps provide controlled motor acceleration and deceleration, making it suitable for applications where reducing starting stress and improving motor-control performance is important.
The 3RW5243-6AC14 is designed for compatible motor systems operating within the 200–480 V range.
This wide voltage range allows the soft starter to be used in different industrial motor-control applications where the motor and system ratings are compatible.
Typical applications include:
The correct soft-starter selection should always be based on motor current, starting conditions, load characteristics and application requirements.
The 3RW5243-6AC14 has a rated current of 210 A, making it suitable for compatible medium-to-high-current industrial motor applications.
This rating makes the unit suitable for applications where controlled motor starting is required and a conventional direct-on-line starter may produce excessive starting current or mechanical stress.
Potential applications include:
The actual motor current and required operating duty should be verified 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 always be confirmed before commissioning.
The 3RW5243-6AC14 uses screw terminals for electrical connections.
Screw terminals provide a familiar connection method for industrial electrical panels and can simplify wiring and maintenance when installed according to the manufacturer's requirements.
A key feature of the 3RW5243-6AC14 is its analog output.
The analog output can be used to provide a configured signal to an external monitoring or automation system, depending on the supported configuration.
This can be useful for:
The exact analog output signal, range and assignable measured value should be checked against the relevant Siemens technical documentation before connection.
The 3RW5243-6AC14 controls motor acceleration and deceleration to help reduce the abrupt effects associated with direct-on-line starting.
It can help provide:
Actual motor-starting performance depends on the motor, load characteristics and configured parameters.
The 3RW5243-6AC14 can form part of an industrial motor-control system alongside suitable equipment such as:
The analog output can be particularly useful where a process or operating value needs to be monitored by a higher-level automation system.
The Siemens 3RW5243-6AC14 can be used in various industrial applications, including:
For related Siemens industrial electrical and automation products, customers can explore the Siemens product range at SB Smart.
The 3RW5243-6AC14 is suitable for OEM machine manufacturers, electrical panel builders, automation integrators and industrial maintenance professionals.
Its combination of 200–480 V motor voltage, 210 A rated current, 110–250 V AC control supply, screw terminals and analog output makes it suitable for industrial motor-control applications requiring controlled starting and additional monitoring capability.
The Siemens 3RW5243-6AC14 combines 210 A soft-starting capability, a 200–480 V motor-voltage range and an analog output for additional monitoring and control-system integration.
Its 110–250 V AC control supply and screw-terminal connections make it suitable for industrial electrical control panels, while the soft-start function helps provide controlled motor acceleration and stopping.
For OEMs, panel builders and automation integrators, it is a practical solution for integrating compatible motors into modern industrial control systems.
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 compatible industrial motor applications and featuring an analog output.
The specified motor voltage range is 200–480 V.
The product is specified with a 210 A rated current.
The specified control supply is 110–250 V AC.
Yes. The 3RW5243-6AC14 includes an analog output.
Yes, the product specification includes screw terminals.
A soft starter controls motor acceleration and deceleration to help reduce starting-current peaks and mechanical stress compared with direct-on-line starting.
It can be used for pumps, conveyors, compressors, fans, blowers, production machinery, process equipment and other compatible industrial motor applications.
The analog output can provide a configured signal for PLC monitoring, process visualization, external instrumentation or control-system feedback, subject to the supported configuration.
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 3RW52 |
| Model Number | 3RW5234-6AC14 |
| Product Type | Advanced Soft Starter |
| Rated Power | 110 kW |
| Rated Current | 113 A |
| Supply Voltage | 200–480 V AC |
| Control Voltage | 110–250 V AC/DC |
| Phase | 3 Phase |
| Control Method | 3-phase controlled |
| Protection | Overload + thermal protection |
| Output Function | Analog monitoring output |
| Bypass | Integrated |
| Mounting | Panel / screw mounting |
| Application | Industrial motor control |
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