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
3RN2010-1CW30
Siemens 3RN2010-1CW30 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 3RN2010-1CW30 is a state-of-the-art thermistor motor protection relay designed for compact and efficient motor safety management. This advanced relay is housed in a slender 17.5 mm enclosure, making it an ideal choice for space-constrained applications. It features a screw terminal for secure and reliable connections, and it is equipped with one normally open (NO) and one normally closed (NC) contact.
Engineered to operate with a control supply voltage ranging from 24 V to 240 V AC/DC, this versatile relay is suitable for a wide array of electrical setups. The auto-reset function ensures seamless operation, and it is compatible with bimetallic switches, enhancing its adaptability to different motor protection schemes.
The relay is also equipped with two LEDs that provide clear and immediate status indication, signalling 'Ready' or 'Tripped' states for quick diagnostics. The inclusion of galvanic isolation within the unit ensures that the input and output circuits are electrically separated, providing an additional layer of safety and equipment protection.
With its robust design, the Siemens 3RN2010-1CW30 can withstand challenging environmental conditions, making it a reliable choice for industrial applications. Its compact form factor, combined with its comprehensive protection features, makes it an essential component for safeguarding motors against overheating and other potential hazards.
Engineered to operate with a control supply voltage ranging from 24 V to 240 V AC/DC, this versatile relay is suitable for a wide array of electrical setups. The auto-reset function ensures seamless operation, and it is compatible with bimetallic switches, enhancing its adaptability to different motor protection schemes.
The relay is also equipped with two LEDs that provide clear and immediate status indication, signalling 'Ready' or 'Tripped' states for quick diagnostics. The inclusion of galvanic isolation within the unit ensures that the input and output circuits are electrically separated, providing an additional layer of safety and equipment protection.
With its robust design, the Siemens 3RN2010-1CW30 can withstand challenging environmental conditions, making it a reliable choice for industrial applications. Its compact form factor, combined with its comprehensive protection features, makes it an essential component for safeguarding motors against overheating and other potential hazards.
| Specification | Description |
|---|---|
| Part Number | 3RN2010-1CW30 |
| Alternative Part Number | 3RN20101CW30 |
| Manufacturer | Siemens |
| Product Type | Thermistor Motor Protection Relay |
| Contact Configuration | 1 Normally Open (NO), 1 Normally Closed (NC) |
| Supply Voltage | 24 to 240 V ac/dc |
| Mounting Type | DIN Rail Mount |
| Dimensions | 17.5 x 90 x 100 mm |
| Display Type | LED |
| Power Loss | 0.9 W at rated current in hot operating state |
| Degree of Pollution | 3 |
| Surge Voltage Resistance | 4 kV |
| Protection Class | IP20 |
| Shock Resistance | 11g / 15 ms according to IEC 60068-2-27 |
| Vibration Resistance | 10 ... 55 Hz: 0.35 mm according to IEC 60068-2-6 |
| Mechanical Service Life | 10,000,000 switching cycles (typical) |
| Electrical Endurance | 100,000 switching cycles at AC-15 at 230 V (typical) |
| Thermal Current | 5 A maximum for the switching element with contacts |
| Reference Code | K according to IEC 81346-2 |
| Control Supply Voltage Type | AC/DC |
| Operating Range Factor | 0.85 to 1.1 for control supply voltage |
| Inrush Current Peak | 0.3 A at 24 V, 8 A at 240 V |
| Buffering Time | Minimum 40 ms in the event of power failure |
| Relative Metering Precision | 9% |
| Switching Contacts Material | AgSnO2 |
| Number of Auxiliary Contacts | 1 NC, 1 NO |
| Installation Altitude | Up to 2,000 m above sea level |
| Ambient Operating Temperature | -25 ... +60 °C during operation |
What is the function of this thermistor motor protection relay?
The thermistor motor protection relay is designed to protect motors from overheating by monitoring the temperature via connected PTC thermistors. If an overtemperature condition is detected, it will switch off the motor to prevent damage.
Can this relay be mounted on a DIN rail?
Yes, it is designed for DIN rail mounting with both screw and snap-on features, making it versatile for installation in various control cabinets and panels.
What type of terminals does this relay have for electrical connections?
It is equipped with screw-type terminals, allowing for secure and reliable wire connections.
Is there an auto-reset feature on this relay?
Yes, the relay includes an auto-reset feature, which allows it to automatically reset after a fault condition has been cleared.
What is the voltage range for this relay?
The relay operates within a control supply voltage range of 24 to 240 V AC/DC, accommodating a wide range of power supply specifications.
Does this relay have LED indicators?
Yes, it has two LED indicators that provide visual status feedback. One indicates when the relay is ready, and the other lights up if a trip due to overheating has occurred.
What is the maximum ambient temperature in which this relay can operate?
The relay is designed to operate within an ambient temperature range of -25 to +60 degrees Celsius during operation.
What certifications does this relay hold?
The relay has general product approvals and complies with EMC standards, ensuring its reliability and safety in various industrial environments.
What is the installation position for this relay?
The relay can be installed in any position, providing flexibility in mounting and ensuring optimal use of space within control panels.
What is the mechanical service life of this relay?
The relay boasts a mechanical service life of typically 10 million switching cycles, highlighting its durability and longevity in demanding industrial applications.
- Monitoring and protection of motors against overheating due to overload or failure of the cooling system
- Integration into motor control systems for compressors, pumps, and HVAC applications
- Use in conveyor systems to prevent motor burnout from mechanical blockages or overcurrent
- Implementation in machine tools to safeguard the motor and associated components
- Deployment in control panels for industrial automation to enhance system reliability
- Application in material handling equipment to ensure consistent operation and prevent downtime
- Utilisation in packaging machinery for protecting motors from excessive heat build-up
- Installation in agricultural machinery to monitor motor temperature and prevent damage from harsh conditions
- Inclusion in plastic and rubber processing equipment to maintain optimal motor performance
- Use in textile machines to monitor motor temperature and ensure continuous operation
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
Our world, made possible by manufacturing. Manufacturing made possible by EU Automation.
Discover how we do our part to keep your production lines moving.