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
3TH4271-0BB4
Siemens 3TH4271-0BB4 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.
The Siemens 3TH4271-0BB4 is a high-quality contactor relay designed for reliable and efficient performance in various industrial applications. This auxiliary contactor features 7 Normally Open (NO) and 1 Normally Closed (NC) contacts, providing versatile switching options for your control systems. With a compact size 0 design, this contactor relay is suitable for space-saving installations. The 3TH4271-0BB4 operates on a 24V DC control supply voltage and is equipped with screw terminals for secure and easy electrical connections. Built to withstand ambient temperatures ranging from -25°C to +55°C, this contactor relay ensures consistent performance in demanding environments. The front of the unit is protected with an IP20 rating, offering a basic level of protection against dust and solid objects. The Siemens 3TH4271-0BB4 contactor relay is an ideal choice for enhancing the efficiency and reliability of your control systems.
| Specification | Description |
|---|---|
| Part Number | 3TH4271-0BB4 |
| Alternative Part Number | 3TH42710BB4 |
| Manufacturer | Siemens |
| Size of Contactor | 0 |
| Ambient Temperature (Operating) | -25°C to +55°C |
| Protection Class IP (Front) | IP20 |
| Control Circuit Voltage Type | DC |
| Control Supply Voltage (DC) | 24V |
| Number of NC Contacts | 1 |
| Number of NO Contacts | 7 |
| Number of CO Contacts | 0 |
| Terminal Type | Screw Terminals |
| Reference Code (DIN EN 81346-2) | K |
What is the size of the contactor for this part?
The size of the contactor for the Siemens 3TH4271-0BB4 is size 0.
What is the ambient temperature range during operation?
The ambient temperature range during operation for the Siemens 3TH4271-0BB4 is -25°C to +55°C.
What is the protection class IP on the front?
The protection class IP on the front of the Siemens 3TH4271-0BB4 is IP20.
What is the control supply voltage for this part?
The control supply voltage for the Siemens 3TH4271-0BB4 is 24V DC.
How many NC and NO contacts does this part have?
The Siemens 3TH4271-0BB4 has 1 NC (normally closed) contact and 7 NO (normally open) contacts.
What is the operational current at AC-15 for this part?
The operational current at AC-15 for the Siemens 3TH4271-0BB4 is 10A at 230V and 6A at 400V.
What is the fastening method for this part?
The Siemens 3TH4271-0BB4 uses screw and snap-on mounting onto a 35mm standard mounting rail according to DIN EN 50022.
What are the dimensions of this part?
The dimensions of the Siemens 3TH4271-0BB4 are 45mm in width, 78mm in height, and 135mm in depth.
What type of electrical connection does this part have?
The Siemens 3TH4271-0BB4 has screw-type terminals for auxiliary and control circuit connections.
- Motor control and protection in industrial automation systems
- Switching and isolation of electrical circuits in control panels
- Control of lighting systems in commercial and industrial buildings
- HVAC system control and management
- Pump and compressor control in various industries
- Conveyor system control in manufacturing and material handling applications
- Control of solenoid valves in pneumatic and hydraulic systems
- Integration with programmable logic controllers (PLCs) for process automation
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.
5 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.