steve
Got hold of Sime for a Carrier card for…
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 months ago
3RW3028-1BB04
Siemens 3RW3028-1BB04 available at EU Automation. Get in touch today for a quick price.
Based on over 4900 reviews
Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
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.
All orders are subject to product availability. See our T&Cs.
Ask our team
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.
| Specification | Description |
|---|---|
| Part Number | 3RW3028-1BB04 |
| Alternative Part Number | 3RW30281BB04 |
| Manufacturer | Siemens |
| Category | Soft Starts |
| Description | This Siemens Soft Starter is a 3 Phase device, designed to smoothly start and stop three-phase motors without the harsh impacts of sudden power. It has a power capacity of 18.5 kW and operates at 480 V ac/24 V ac/dc. The device can handle a current of 38 A. The compact dimensions of 125 x 45 x 150 mm make it suitable for installations where space is a constraint. |
| Operating Frequency | 50 … 60 Hz |
| Operating Voltage | 200 … 480 V |
| Control Supply Voltage | 24 V (AC/DC) |
| Ambient Operating Temperature | -25 … +60 °C |
| Storage Temperature | -40 … +80 °C |
| Protection Class | IP20 |
| Commodity Code | 853710 |
| Country of Origin | Not specified |
What is the category of this Siemens part?
The Siemens 3RW3028-1BB04 falls under the category of Soft Starts.
What are the operating conditions for this Soft Start?
The Siemens 3RW3028-1BB04 can operate in temperatures ranging from -25 to +60 degrees Celsius. It can be stored in temperatures ranging from -40 to +80 degrees Celsius.
What is the protection class of this Soft Start?
The Siemens 3RW3028-1BB04 has a protection class of IP20.
What is the yielded mechanical performance of this Soft Start?
At 220/230 V and at standard circuit, the Siemens 3RW3028-1BB04 has a yielded mechanical performance of 10 hp. At 460/480 V and at standard circuit, it has a yielded mechanical performance of 25 hp.
What is the operating frequency of this Soft Start?
The Siemens 3RW3028-1BB04 has an operating frequency rated value of 50 to 60 Hz.
What is the operating voltage of this Soft Start?
With standard circuit, the Siemens 3RW3028-1BB04 has an operating voltage rated value of 200 to 480 V.
What is the control supply voltage of this Soft Start?
The Siemens 3RW3028-1BB04 has a control supply voltage of 24 V for both AC at 50 Hz and AC at 60 Hz. For DC, the rated value is also 24 V.
- Control of three-phase motors in industrial applications
- Use in conveyor systems for smooth start and stop operations
- Integration in pump systems to prevent water hammer effect
- Application in fan systems to reduce mechanical stress
- Use in compressors to limit inrush current and prevent motor damage
- Implementation in HVAC systems for efficient energy management
- Utilization in woodworking machinery for safe and gradual start-up
- Application in food processing equipment to ensure consistent operation
- Use in textile machinery for precise speed control
- Integration in escalators and elevators for smooth operation and passenger comfort.
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.
Delivery
- Logistic partners UPS, FedEx and DHL
- International delivery available
- Premium nine hour delivery service available to anywhere in Europe
- Same day dispatch from group stock
Warranty
All parts new or reconditioned are covered by EU Automation 12 month warranty
Returns
No hassle returns policy
Dedicated customer support team
Payment
Trade CreditWe understand that credit is a necessary part of business and offer credit agreements on request, subject to status.
Payment optionsWe accept Bank transfers and the following methods of payment:
All transactions are handled securely by HSBC and HSBC Merchant Services. For more information, please visit our dedicated payments page.
Services
Sourcing your part
Global supplier of quality automation and control components
Service Exchange
Dispose of your old unit by exchanging it for a working part.
Repair
A comprehensive repair service for faulty equipment.
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.
4 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!
5 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!
5 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.
5 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!
6 months ago
Be a Factory Hero.
Get parts fast.
You don’t need tights and a cape to be a hero.
Get parts fast and feel like a legend, just like Jeff.