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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV2031-4TA10 |
| Alternative Part Number | 3RV20314TA10 |
| Manufacturer | Siemens |
| Type | Circuit Breaker |
| Mounting Position | Any |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715 |
| Height | 140 mm |
| Width | 55 mm |
| Depth | 149 mm |
| Required Spacing | 50 mm downwards/upwards, 10 mm at the side for grounded/live parts at 400 V, 500 V, 690 V |
| Electrical Connection Type | Screw-type terminals for main current circuit |
| Terminal Arrangement | Top and bottom |
| Conductor Cross-Section | Solid or stranded: 2x (1 ... 25 mm²), 1x (1 ... 35 mm²); Finely stranded: 2x (1 ... 16 mm²), 1x (1 ... 25 mm²) |
| AWG Cables for Main Contacts | 2x (18 ... 3), 1x (18 ... 2) |
| Tightening Torque | 3 ... 4.5 N·m for main contacts with screw-type terminals |
| Screwdriver Shaft Diameter | 5 to 6 mm |
| Screwdriver Tip Size | Pozidriv size 2 |
| Connection Screw Thread | M6 for main contacts |
| B10 Value | 5,000 with high demand rate according to SN 31920 |
| Proportion of Dangerous Failures | 50% with low/high demand rate according to SN 31920 |
| Failure Rate | 50 FIT with low demand rate according to SN 31920 |
| T1 Value | 10 years for proof test interval or service life according to IEC 61508 |
| Protection Class | IP20 on the front according to IEC 60529 |
| Touch Protection | Finger-safe, for vertical contact from the front |
| Display Version for Switching Status | Handle |
| Certificates/Approvals | General Product Approval, KC, Declaration of Conformity, Test Certificates |
The Siemens 3RV2031-4TA10 is a robust circuit breaker designed to provide reliable protection for electrical circuits. Engineered for precision and durability, this circuit breaker is an essential component for managing the safety and efficiency of industrial electrical systems. It features a three-pole design and is capable of handling a rated operating voltage of up to 690V, with an adjustable pickup value current of the current-dependent overload release ranging from 12 to 17A.
This circuit breaker is crafted to offer both thermal and magnetic trip functions, ensuring protection against both overload and short-circuit conditions. The thermal protection is designed to prevent damage due to prolonged overcurrent, while the magnetic protection offers a rapid response to severe short-circuit conditions, safeguarding equipment and minimizing downtime.
The 3RV2031-4TA10 is designed for versatility, with a mounting position that can be adjusted to any orientation, and it can be easily installed with screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 60715. Its compact dimensions, with a height of 140 mm, a width of 55 mm, and a depth of 149 mm, make it suitable for integration into a variety of industrial settings without requiring excessive space.
With a mechanical service life of approximately 50,000 switching cycles and an electrical endurance to match, this circuit breaker is built to last, ensuring a long-term, reliable performance in demanding industrial environments. The product is also designed with safety in mind, featuring a protection class of IP20 on the front, providing a degree of protection against touch and foreign objects.
The Siemens 3RV2031-4TA10 circuit breaker is a testament to Siemens' commitment to quality, reliability, and innovation in electrical protection technology. It is an ideal choice for those seeking a dependable solution to protect and manage their electrical systems effectively.
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Frequently Asked Questions
What type of circuit breaker is this?
This is a thermal-magnetic circuit breaker designed for protecting electrical circuits from both overloads and short circuits.
Can this circuit breaker be used in hazardous locations?
Yes, it is suitable for use in hazardous locations and complies with relevant safety standards.
What is the tripping characteristic of this circuit breaker?
It has a Class 10 tripping characteristic, which means it will trip when the current reaches a level that is 10 times the rated current, within a time range of 2 to 10 seconds.
What is the rated operating voltage of this circuit breaker?
The rated operating voltage for this circuit breaker is 690V.
What is the installation altitude limit for this circuit breaker?
The circuit breaker can be installed at altitudes up to 2000 metres above sea level without derating.
What are the ambient temperature limits for the operation of this circuit breaker?
The circuit breaker can operate within an ambient temperature range of -20 to +60 degrees Celsius.
What is the mechanical service life of this circuit breaker?
The mechanical service life of the main contacts is typically 50,000 switching cycles.
What are the dimensions of this circuit breaker?
The dimensions are 140 mm in height, 55 mm in width, and 149 mm in depth.
What type of terminals does this circuit breaker have for the main current circuit?
It has screw-type terminals for the main current circuit.
Is there a specific torque requirement for the terminals?
Yes, the tightening torque for the main contacts with screw-type terminals is between 3 and 4.5 N·m.
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