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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RW3034-1AB14 |
| Alternative Part Number | 3RW30341AB14 |
| Manufacturer | Siemens |
| Product Type | SIRIUS Soft Starter |
| Size | S2 |
| Operational Voltage | Rated at 200 V…460 V |
| Operational Frequency | Rated at 50 Hz…60 Hz |
| Control Supply Voltage (AC) | Rated at 110 V…230 V at 50/60 Hz |
| Control Supply Voltage (DC) | Rated at 110 V…230 V |
| Width | 55 mm |
| Height | 160 mm |
| Depth | 148 mm |
| Number of Poles | 3 for Main Circuit |
| Mounting Type | Screw and Snap-on Mounting |
| Electrical Connection | Screw Connection for Main and Auxiliary Circuits |
| Auxiliary Contacts | 2 Normally Closed (NC) |
| Ambient Temperature | Operational between -25 °C…60 °C |
| Derating Temperature | 40 °C |
| Protection Class | IP20 |
| Rated Operational Current | 32 A at 40 °C, 27 A at 50 °C, 23 A at 60 °C |
| Rated Power | 7.5 kW at 230 V, 15 kW at 400 V (at 40 °C) |
| Rated Power (hp) | 7.5 hp at 200 V, 7.5 hp at 230 V, 20 hp at 460 V (at 50 °C) |
| Commodity Code | 853650 |
The Siemens 3RW3034-1AB14 is a high-quality soft starter designed for seamless integration into various industrial motor control applications. This component is part of the SIRIUS range and is engineered to provide efficient starting and stopping of motors, ensuring a reduction in mechanical stress and an increase in the lifespan of your system's components.
With a rated operational current of 32 A and the capability to manage motors with a power output of up to 15 kW at 400 V, this soft starter is a robust solution for medium-sized applications. It operates within a supply voltage range of 200 to 460 V AC and features a control supply voltage of 110 to 230 V AC/DC, making it versatile for different power networks.
The compact size S2 footprint of the 3RW3034-1AB14 allows for easy installation in space-constrained environments, while the screw connection ensures a secure and reliable electrical connection. The device is designed with a three-pole structure for the main circuit and includes two built-in auxiliary contacts for additional control tasks.
This soft starter is suitable for a wide range of applications, including pumps, fans, compressors, and conveyor systems, where smooth ramp-up and ramp-down control of motor speed is essential. Its straightforward design and reliable performance make it a preferred choice for enhancing operational efficiency and protecting valuable motor equipment in industrial settings.
Commonly Asked Questions
Is my order covered by a warranty?
Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.
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Read more...Is Marvo a credible parts supplier?
Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.
Read more...Have steps been taken to ensure quality control?
Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.
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Frequently Asked Questions
What is the purpose of a soft starter like this one?
A soft starter is designed to reduce the inrush current and torque of electric motors during start-up. This helps in extending the lifespan of the motor by reducing mechanical stress and electrical spikes in the power system.
Can this soft starter be used for both stopping and starting a motor?
Yes, the SIRIUS soft starter is capable of providing smooth ramp-up and ramp-down during start and stop operations, which helps in preventing sudden jerks and stresses on the motor and connected equipment.
What types of motors can be controlled with this soft starter?
This soft starter is suitable for controlling three-phase induction motors, and it is particularly effective for standard applications in a variety of industrial settings.
What is the maximum operational voltage for this soft starter?
The maximum operational voltage for this soft starter is 460 V, making it suitable for a wide range of industrial applications.
What are the control supply voltage specifications for this device?
The control supply voltage for this soft starter ranges from 110 V to 230 V, AC or DC, which provides flexibility for integration into various control voltage systems.
What is the rated operational current of this soft starter?
The rated operational current of the 3RW3034-1AB14 soft starter is 32 A at 40°C, which determines the maximum current the device can handle during operation.
What are the dimensions of this soft starter?
The dimensions of this soft starter are 55 mm in width, 160 mm in height, and 148 mm in depth, which should be considered when planning for installation space.
Does this soft starter have any built-in motor protection features?
No, this particular model does not have built-in motor overload protection or thermistor motor protection evaluation. External protection devices should be used in conjunction with this soft starter.
What is the ambient temperature range for operating this soft starter?
The ambient temperature range for operating this soft starter is from -25°C to 60°C, with a derating temperature of 40°C.
What type of electrical connections does this soft starter support?
This soft starter supports screw connections for both the main circuit and the control circuit, which allows for secure and reliable electrical connections.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
