steve
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Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
3 weeks ago
3RW4075-6BB35
Siemens 3RW4075-6BB35 available at EU Automation. Get in touch today for a quick price.
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Full 12-month warranty
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3. Your quote
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3RW4075-6BB35 is a robust and efficient soft starter designed to enhance the performance and longevity of three-phase motors. Operating within a voltage range of 400 to 600 V AC, this device is capable of handling a rated operational current of up to 315 A at 50 °C, making it suitable for demanding industrial applications. The soft starter features an integrated bypass contact system and adjustable current limitation, ensuring smooth motor start-ups and reducing mechanical stress. With its compact dimensions of 160 mm in width, 230 mm in height, and 278 mm in depth, it is designed for easy installation and space-saving integration into control panels. The device is equipped with screw-type terminals for secure connections and offers motor overload protection to safeguard against potential damage. Ideal for use in environments with temperatures ranging from -25 °C to +60 °C, the Siemens 3RW4075-6BB35 is a reliable choice for enhancing motor control and efficiency in various industrial settings.
| Specification | Description |
|---|---|
| Part Number | 3RW4075-6BB35 |
| Manufacturer | Siemens |
| Product Brand Name | SIRIUS |
| Product Type | Soft Starter |
| Rated Operational Current | 315 A at 50 °C |
| Rated Operational Voltage | 400-600 V AC |
| Control Supply Voltage | 115 V AC at 50/60 Hz |
| Integrated Bypass Contact | Yes |
| Motor Overload Protection | Yes |
| Adjustable Current Limitation | Yes |
| Insulation Voltage | 600 V |
| Degree of Protection | IP00 |
| Mounting Method | Screw fixing |
| Dimensions (W x H x D) | 160 mm x 230 mm x 278 mm |
| Ambient Temperature Range | -25 °C to +60 °C during operation |
| Installation Altitude | Up to 5,000 m above sea level |
| Number of Poles for Main Circuit | 3 |
| Auxiliary Contacts | 2 NO, 1 CO |
| Mechanical Performance | 300 hp at 575/600 V, 250 hp at 460/480 V |
| Environmental Category | 3K6, 3C3, 3S2, 3M6 during operation |
| Product Feature | Includes thyristors and an external reset function |
| Size of Engine Control Device | S12 |
| Fastening Method | Screw fixing |
| Mounting Position | With additional fan: With vertical mounting surface +/-90° rotatable, with vertical mounting surface +/- 22.5° tiltable to the front and back. Without additional fan: With vertical mounting surface +/-10° |
| Required Spacing | Upwards: 100 mm, Side: 5 mm, Downwards: 75 mm |
| Wire Length Maximum | 300 m |
| Type of Electrical Connection | Busbar connection for main current circuit, screw-type terminals for auxiliary and control circuit |
| Connectable Conductor Cross-Sections | Main contacts: 70-240 mm² finely stranded, 95-300 mm² stranded; Auxiliary contacts: 2x (0.5-2.5 mm²) solid, 2x (0.5-1.5 mm²) finely stranded with core end processing |
What is the Siemens SIRIUS soft starter used for?
The Siemens SIRIUS soft starter is used to reduce the load and torque in the powertrain and electric current surge of motors during start-up, providing a smooth start for machinery.
What are the operational voltage and current ratings for this soft starter?
The Siemens SIRIUS soft starter operates at a voltage range of 400-600 V AC and has a rated operational current of 315 A at 50 °C.
Does this soft starter include motor overload protection?
Yes, the Siemens SIRIUS soft starter includes motor overload protection to safeguard the motor during operation.
What is the maximum mechanical performance for 3-phase motors with this soft starter?
For 3-phase motors, the Siemens SIRIUS soft starter provides a mechanical performance of up to 300 hp at 575/600 V.
Is the Siemens SIRIUS soft starter suitable for high-altitude installations?
Yes, the Siemens SIRIUS soft starter can be installed at altitudes up to 5,000 meters above sea level.
What type of connections does the Siemens SIRIUS soft starter support?
The Siemens SIRIUS soft starter supports busbar connections for the main current circuit and screw-type terminals for auxiliary and control circuits.
What are the dimensions of the Siemens SIRIUS soft starter?
The Siemens SIRIUS soft starter measures 160 mm in width, 230 mm in height, and 278 mm in depth.
What is the degree of protection for this soft starter?
The Siemens SIRIUS soft starter has a protection class of IP00, with IP20 protection available when a cover is used.
Can the Siemens SIRIUS soft starter be used in environments with extreme temperatures?
Yes, the Siemens SIRIUS soft starter is designed to operate in ambient temperatures ranging from -25 °C to +60 °C.
Is there a successor model to the Siemens SIRIUS soft starter?
Yes, the successor to the Siemens SIRIUS soft starter 3RW4075-6BB35 is the SIRIUS 3RW5, with the preferred successor type being 3RW5075-6AB15.
- Industrial motor control applications
- Reducing mechanical stress on motor control systems
- Enhancing the lifespan of industrial machinery
- Energy-efficient motor starting and stopping
- Protecting motors from overload and electrical faults
- Smooth acceleration and deceleration of motors
- Integration into automated manufacturing systems
- Use in conveyor systems for controlled motor operation
- Application in pumps and fans for gradual start-up
- Suitable for HVAC systems to manage motor performance
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
2 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
2 months ago
Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
2 months ago
Gary
Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
3 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
4 months ago
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