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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
1 month ago
3RV2021-4BA10
Siemens 3RV2021-4BA10 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
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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.
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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 3RV2021-4BA10 is a reliable and efficient circuit breaker designed to provide optimal protection for electrical systems. This compact device features screw-type terminals for the main current circuit, with top and bottom electrical connectors for easy installation. Compatible with a variety of conductor cross-sections, the 3RV2021-4BA10 can accommodate solid or stranded conductors ranging from 1 to 10 mm², as well as finely stranded conductors with core end processing. With a tightening torque of 2 to 2.5 N·m and a Pozidriv 2 screwdriver tip, this circuit breaker ensures secure connections for optimal performance. The 3RV2021-4BA10 also boasts safety-related data, including a B10 value of 5,000 for high demand rates and a 50% proportion of dangerous failures. Designed for use in a wide range of industrial applications, the Siemens 3RV2021-4BA10 circuit breaker is a dependable choice for safeguarding your electrical systems.
| Specification | Description |
|---|---|
| Part Number | 3RV2021-4BA10 |
| Alternative Part Number | 3RV20214BA10 |
| Manufacturer | Siemens |
| Part Description | This is a Siemens Circuit Breaker, designed with 3 poles. It has a capacity of 20 A at 400 V ac690 V ac, with a 100 kA interrupt capacity. The breaker operates on a thermal-magnetic mechanism. The dimensions of the part are 97 x 45 x 96 mm. |
| Short Description | Circuit Breaker |
| Country of Origin | Not specified |
| Commodity Code | 85362090 |
| Physical Dimensions | 97 x 45 x 96 mm |
| Operating Mechanism | Thermal-Magnetic |
| Interrupt Capacity | 100 kA |
| Voltage Rating | 20 A @ 400 V ac690 V ac |
| Number of Poles | 3 |
| Type of Connectable Conductor Cross-Sections | 2x (1 ... 2,5 mm²), 2x (2,5 ... 10 mm²) for main contacts |
| Tightening Torque | 2 ... 2.5 N·m for main contacts with screw-type terminals |
| Design of Screwdriver Shaft | Diameter 5 to 6 mm |
| Size of the Screwdriver Tip | Pozidriv 2 |
| Design of the Thread of the Connection Screw | M4 for main contacts |
What is the main function of this circuit breaker?
The Siemens 3RV2021-4BA10 is a motor protection circuit breaker designed to protect electrical systems and motors from short circuits, overloads, and phase failures.
What are the voltage and current ratings for this circuit breaker?
The 3RV2021-4BA10 circuit breaker has a rated operational voltage of up to 690V and an adjustable current setting range of 7 to 10A.
What type of electrical connections does this circuit breaker have?
The Siemens 3RV2021-4BA10 features screw-type terminals for the main current circuit, with top and bottom arrangement of electrical connectors.
What types of conductor cross-sections can be connected to the main contacts?
For the 3RV2021-4BA10 circuit breaker, you can connect solid or stranded conductors of 2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²), and finely stranded conductors with core end processing of 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), 1x 10 mm².
What is the tightening torque for the main contacts?
The tightening torque for the main contacts with screw-type terminals on the 3RV2021-4BA10 circuit breaker is 2 to 2.5 N·m.
What is the protection class and touch protection for this circuit breaker?
The Siemens 3RV2021-4BA10 circuit breaker has a protection class IP20 on the front according to IEC 60529 and is finger-safe, providing touch protection for vertical contact from the front.
What is the T1 value for proof test interval or service life according to IEC 61508?
The T1 value for proof test interval or service life for the 3RV2021-4BA10 circuit breaker according to IEC 61508 is 10 years.
- Motor protection and control in industrial applications
- Overload and short-circuit protection for electrical circuits
- Integration in motor control centers and switchgear panels
- Use in conveyor systems, pumps, and fans
- Protection of transformers and capacitor banks
- HVAC system control and protection
- Automation system integration for process control
- Renewable energy system protection, such as solar and wind installations
- Backup power supply protection in data centers and critical infrastructure
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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Warranty
All parts new or reconditioned are covered by EU Automation 12 month warranty
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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.
3 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!
3 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!
3 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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