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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV1021-1EA15 |
| Alternative Part Number | 3RV10211EA15 |
| Manufacturer | Siemens |
| Product Type | Circuit Breaker |
| Rated Current | 4 A |
| Rated Operating Voltage | 690 V ac |
| Mounting Type | DIN Rail Mount |
| Short-Circuit Breaking Capacity | 6 kA |
| Number of Poles | 3 Poles |
| Trip Class | CLASS 10 |
| Adjustable Response Current | 2.8 … 4 A |
| Auxiliary Switch | Yes |
| Terminal Type | Screw-type terminals |
| Installation Altitude | Up to 2,000 m above sea level |
| Ambient Operating Temperature | -20 … +60 °C |
| Mechanical Service Life | 100,000 operating cycles for main contacts |
| Protection Class | IP20 on the front |
| Compliance | For use in hazardous locations |
| Dimensions (H x W x D) | 97 mm x 45 mm x 96 mm |
The Siemens 3RV1021-1EA15 is a robust circuit breaker designed for motor protection, conforming to Class 10 specifications. This DIN Rail mountable device is engineered to handle a rated operating voltage of up to 690 V ac, making it suitable for a wide range of industrial applications. With a standard breaking capacity and a current range adjustable from 2.8 A to 4 A, it ensures reliable protection against overloads.
The circuit breaker features a three-pole configuration and is equipped with a transverse auxiliary switch with 1NO+1NC contacts, enhancing its functionality for various control circuit arrangements. Its compact design, with dimensions that facilitate easy installation, allows for efficient use of space within electrical enclosures.
Constructed to withstand challenging industrial environments, the Siemens 3RV1021-1EA15 operates effectively within a temperature range of -20°C to +60°C and is rated for a mechanical service life of 100,000 switching cycles, ensuring long-term reliability and performance. The device's screw-type terminals provide secure and straightforward connections, making installation and maintenance hassle-free.
This circuit breaker is a critical component for safeguarding motors and electrical circuits from damage due to excessive current flow, thereby contributing to the operational efficiency and safety of industrial systems.
Commonly Asked Questions
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Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.
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Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.
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Frequently Asked Questions
What type of device is this circuit breaker suitable for?
The Siemens circuit breaker is designed for motor protection, providing overload protection with a Class 10 trip characteristic. It's suitable for protecting motors against short-circuit and overload conditions.
Can this circuit breaker be used in hazardous locations?
Yes, this circuit breaker has approvals for use in hazardous locations, making it suitable for a variety of industrial environments where such conditions may exist.
What is the maximum operating voltage for this circuit breaker?
The maximum operating voltage for this circuit breaker is 690 V ac, which allows it to be used in a wide range of applications.
What is the breaking capacity of this circuit breaker?
This circuit breaker has a standard breaking capacity of 6 kA, which indicates the maximum fault current the device can safely interrupt.
How many poles does this circuit breaker have?
This circuit breaker is a 3-pole device, which means it can be used to protect three-phase circuits.
What is the current adjustment range for overload protection?
The current adjustment range for the overload protection of this circuit breaker is between 2.8 A and 4.0 A.
Is there an auxiliary switch included with this circuit breaker?
Yes, this circuit breaker comes with a transverse auxiliary switch that includes 1 normally open (NO) and 1 normally closed (NC) contact.
What are the mounting options for this circuit breaker?
The circuit breaker can be mounted using screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022.
What is the typical power loss of this circuit breaker?
The total typical power loss for this circuit breaker is 6 W, which is the power dissipated during normal operation.
What are the dimensions of this circuit breaker?
The dimensions of the circuit breaker are 97 mm in height, 45 mm in width, and 96 mm in depth, making it compact and suitable for DIN rail mounting.
