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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV2031-4WA10 |
| Alternative Part Number | 3RV20314WA10 |
| Manufacturer | Siemens |
| Type | Circuit Breaker |
| Poles | 3 Pole |
| Rated Current | 52 A |
| Rated Voltage | 690 V ac |
| Dimensions | 55 x 149.3 x 140 mm |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715 |
| Connection Type | Screw-type terminals |
| Conductor Cross-section | 2x (1 ... 35 mm²), 1x (1 ... 50 mm²) for main contacts |
| Tightening Torque | 3 ... 4.5 N·m for main contacts with screw-type terminals |
| Screwdriver Tip Size | Pozidriv 2 |
| Thread of Connection Screw | M6 for main contacts |
| Safety Related Data | B10 value with high demand rate acc. to SN 31920: 5,000 |
| Failure Rate | 50 FIT with low demand rate acc. to SN 31920 |
| Proof Test Interval | T1 value for proof test interval or service life acc. to IEC 61508: 10 y |
| Display Version | Handle for switching status |
| Commodity Code | 85362010 |
The Siemens 3RV2031-4WA10 is a robust circuit breaker designed for motor protection, ensuring the safe and efficient operation of electrical motors. This three-pole breaker is engineered to provide Class 10 A-release protection, with an adjustable pick-up value current range of 42 to 52 A and an N-release of 741 A. It is suitable for use in systems with operating voltages up to 690 V ac, making it versatile for a wide range of industrial applications.
With a compact design measuring 55 x 149.3 x 140 mm, the 3RV2031-4WA10 can be easily installed and mounted onto a 35 mm standard mounting rail according to DIN EN 60715. It features screw-type terminals for secure and reliable connections, accommodating various conductor cross-sections for both main and auxiliary circuits.
The circuit breaker is designed with safety in mind, featuring an IP20 protection class on the front, ensuring finger-safe operation when touched vertically from the front according to IEC 60529. It also boasts a mechanical service life of 50,000 switching cycles for the main contacts, highlighting its durability and reliability in demanding industrial environments.
The 3RV2031-4WA10 is equipped with phase failure detection and offers a thermal overload release, providing essential protection against overloads and phase imbalances that could potentially damage equipment. Additionally, it has a high short-circuit current breaking capacity, ensuring rapid disconnection in the event of a fault to minimise damage to the system.
This circuit breaker is a critical component for motor control and protection, offering a combination of performance, safety, and reliability that is essential for maintaining the integrity of electrical systems in industrial settings.
Commonly Asked Questions
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Frequently Asked Questions
What type of circuit breaker is this?
This is a 3-pole circuit breaker designed for protecting electrical circuits from overcurrents and short circuits.
Can this circuit breaker be used in hazardous locations?
Yes, it has approvals for use in hazardous locations, ensuring it can safely operate in such environments.
What is the current rating of this circuit breaker?
The circuit breaker has an adjustable pick-up value current of the current-dependent overload release ranging from 42 to 52 A.
What is the maximum operating voltage for this circuit breaker?
The maximum operating voltage for this circuit breaker is 690 V ac.
What are the dimensions of this circuit breaker?
The dimensions are 55 x 149.3 x 140 mm.
What is the mechanical service life of this circuit breaker?
The mechanical service life of the main contacts is typically 50,000 switching cycles.
Is there a specific mounting position required for this circuit breaker?
No, it can be mounted in any position, providing flexibility in installation.
What type of terminals does this circuit breaker have for the main current circuit?
It has screw-type terminals for the main current circuit.
What is the IP rating of this circuit breaker?
The front of the circuit breaker has an IP20 rating, and the terminal has an IP00 rating.
How can I determine if this circuit breaker is suitable for my application?
You should compare the electrical specifications, such as current rating, voltage rating, and tripping characteristics, with the requirements of your application to ensure compatibility.
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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