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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV2021-1FA10 |
| Alternative Part Number | 3RV20211FA10 |
| Manufacturer | Siemens |
| Type | Circuit Breaker |
| Poles | 3 Pole |
| Rated Current | 5 A |
| Rated Voltage | 690 V ac |
| Dimensions | 45 x 96.9 x 97 mm |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715 |
| Short-Circuit Protection | Yes, with magnetic trip |
| Electrical Connection | Screw-type terminals |
| Connectable Conductor | 2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²) solid or stranded; 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), 1x 10 mm² finely stranded with core end processing |
| AWG Conductors | 2x (16 ... 12), 2x (14 ... 8) |
| Tightening Torque | 2 ... 2.5 N·m |
| Screwdriver Tip Size | Pozidriv 2 |
| Thread Design | M4 for main contacts |
| Safety Related Data | B10 value with high demand rate acc. to SN 31920: 5,000; Failure rate: 50 FIT |
| Proof Test Interval | 10 years acc. to IEC 61508 |
| Display Version | Handle indicates switching status |
| Approvals | General Product Approval for use in hazardous locations |
The Siemens 3RV2021-1FA10 is a robust circuit breaker designed for motor protection and system safety. This three-pole device is engineered to provide class 10 protection, ensuring reliable operation and safeguarding against overloads. With an adjustable pick-up value current ranging from 3.5 to 5 A and a short-circuit current rating of 65 A, it is well-suited for a variety of industrial applications.
The circuit breaker features a compact form factor, measuring 45 x 96.9 x 97 mm, making it an ideal choice for installations where space is at a premium. It is capable of handling operating voltages up to 690 V ac and is rated for an operating frequency of 50 to 60 Hz. The unit's screw connection terminals facilitate straightforward installation and maintenance, while its compliance with international standards ensures compatibility with a wide range of equipment.
Designed for versatility, the 3RV2021-1FA10 can be mounted in any position and is easily snapped onto a 35 mm standard mounting rail according to DIN EN 60715. Its mechanical and electrical endurance is rated at 100,000 switching cycles, indicating a long service life and dependable performance.
This circuit breaker is a reliable solution for protecting motors and electrical circuits in industrial settings, offering precise tripping and robust construction to meet the demands of modern electrical protection.
Commonly Asked Questions
Is my order covered by a warranty?
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 circuit breaker is this?
This is a 3-pole circuit breaker designed for motor protection, with a class 10 overload release and a short-circuit protection feature.
Can this circuit breaker be used in hazardous locations?
Yes, the circuit breaker has approvals for use in hazardous locations, ensuring it can safely operate in such environments.
What is the current rating for this circuit breaker?
The current rating for this circuit breaker is adjustable from 3.5 to 5 amperes.
What is the maximum voltage rating for this device?
The maximum voltage rating for this circuit breaker is 690 V ac.
What are the dimensions of this circuit breaker?
The dimensions of the circuit breaker are 45 x 96.9 x 97 mm.
Is there a need for spacing between mounted units?
Yes, when mounting side-by-side, certain spacing requirements must be met for safety and proper functioning, such as 50 mm upwards and downwards and 30 mm at the side for live parts.
What type of connections does this circuit breaker support?
The circuit breaker supports screw-type terminals for the main current circuit.
Does this circuit breaker have a trip indicator?
No, this model does not come with a trip indicator.
Can auxiliary switches be added to this circuit breaker?
Yes, auxiliary switches can be added to this circuit breaker for additional functionality.
What is the IP protection class for the front of this circuit breaker?
The front of the circuit breaker has an IP20 protection class rating.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
