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
3RN1010-2CB00
Siemens 3RN1010-2CB00 available at EU Automation. Get in touch today for a quick price.
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Full 12-month warranty
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2. Dedicated Account Manager
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3. Your quote
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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 3RN1010-2CB00 is a thermistor motor protection unit designed to safeguard motors from overheating, ensuring efficient operation and longevity. This compact device, measuring 22.5 x 86 x 96 mm, is part of the 3RN1 series and operates with a control supply voltage of 24 V AC/DC. It is equipped with spring-loaded terminals for a secure electrical connection and features an LED display for clear indication of status.
With the capability to handle one measuring circuit, the unit includes one normally closed (NC) and one normally open (NO) contact for auxiliary controls. It does not include a reclosing interlock but does offer a self-reset function, enhancing its ease of use. The measurable temperature range spans from 60°C to 180°C, accommodating a variety of industrial applications.
The 3RN1010-2CB00 is designed for use in environments with ambient temperatures ranging from -25°C to +60°C. Its IP20 protection class ensures that it is safeguarded against solid objects larger than 12.5 mm but not against water, making it suitable for installation in dry and controlled environments.
This thermistor motor protection unit is a reliable solution for motor protection needs in industrial settings, providing both performance and durability.
With the capability to handle one measuring circuit, the unit includes one normally closed (NC) and one normally open (NO) contact for auxiliary controls. It does not include a reclosing interlock but does offer a self-reset function, enhancing its ease of use. The measurable temperature range spans from 60°C to 180°C, accommodating a variety of industrial applications.
The 3RN1010-2CB00 is designed for use in environments with ambient temperatures ranging from -25°C to +60°C. Its IP20 protection class ensures that it is safeguarded against solid objects larger than 12.5 mm but not against water, making it suitable for installation in dry and controlled environments.
This thermistor motor protection unit is a reliable solution for motor protection needs in industrial settings, providing both performance and durability.
| Specification | Description |
|---|---|
| Part Number | 3RN1010-2CB00 |
| Alternative Part Number | 3RN10102CB00 |
| Manufacturer | Siemens |
| Type of Voltage | AC/DC |
| Supply Voltage Frequency | 50/60 Hz |
| Control Supply Voltage | 24 V at 50 Hz / 60 Hz for AC, 24 V for DC |
| Number of Measuring Circuits | 1 |
| Number of NC Contacts | 1 (for auxiliary contacts) |
| Number of NO Contacts | 1 (for auxiliary contacts) |
| Measurable Temperature Range | 60°C to 180°C |
| Product Function | Self-reset |
| Ambient Operating Temperature | -25°C to +60°C |
| Mechanical Design | Spring-loaded terminals |
| Display Type | LED |
| Protection Class | IP20 |
| Dimensions (Width x Height x Depth) | 22.5 mm x 94 mm x 91 mm |
| Approvals | General Product Approval, EMC, For use in hazardous locations, Test Certificates, Declarations of Conformity |
| Designation | According to DIN EN 61346-2 (K) and DIN 40719 extendable after IEC 204-2 / IEC 750 (K) |
What is the function of this thermistor motor protection unit?
The thermistor motor protection unit is designed to protect motors from overheating by monitoring the temperature via connected PTC thermistors. If an overtemperature condition is detected, it can switch off the motor to prevent damage.
Can this device be used with both AC and DC control supply voltages?
Yes, the unit is versatile and can be used with a control supply voltage of 24V, whether it's AC at 50/60 Hz or DC.
What are the dimensions of this thermistor motor protection unit?
The unit measures 22.5 mm in width, 94 mm in height, and 91 mm in depth, making it compact and suitable for installation in various control cabinets and setups.
Is there an LED display on this unit?
Yes, the unit includes an LED display for indicating operational status and diagnostics.
What is the temperature range that can be measured by this unit?
The measurable temperature range for this unit starts at 60°C and goes up to 180°C.
Does this unit have a self-reset function?
Yes, the unit features a self-reset function, which allows it to automatically reset under certain conditions.
What type of electrical connections does this unit support?
The unit is equipped with spring-loaded terminals for easy and secure electrical connections.
What is the protection class of this thermistor motor protection unit?
The protection class for this unit is IP20, indicating a basic level of protection against solid objects.
How many measuring circuits does the unit have?
This unit has one measuring circuit for connecting to a PTC thermistor.
What is the ambient operating temperature range for this unit?
The unit can operate within an ambient temperature range of -25°C to +60°C.
- Monitoring and protection of motors in industrial applications
- Integration into motor control circuits for pump systems
- Overheat detection for compressors in HVAC systems
- Protection for conveyor belt motors in material handling
- Safety feature in packaging machine motor controls
- Motor protection in manufacturing automation systems
- Thermal monitoring for motors in food and beverage processing equipment
- Overtemperature protection for motors in textile machinery
- Motor safety in woodworking and carpentry equipment
- Preventive maintenance tool in plastic moulding machines
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.
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
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