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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV2011-0FA25 |
| Alternative Part Number | 3RV20110FA25 |
| Manufacturer | Siemens |
| Product Type | Circuit Breaker |
| Size | S00 |
| Number of Poles | 3 |
| Trip Class | CLASS 10 |
| Adjustable Pick-Up Current | 0.35 - 0.5 A |
| Rated Operating Voltage | 690 V |
| Rated Operating Frequency | 50 - 60 Hz |
| Rated Operating Current | 0.5 A |
| Rated Control Supply Voltage Us | 400 V |
| Mechanical Service Life | 100,000 switching cycles for main contacts |
| Electrical Endurance | 100,000 switching cycles |
| Protection Class IP | IP20 |
| Ambient Operating Temperature Range | -20 to +60 °C |
| Installation Altitude | Up to 2,000 m above sea level |
| Connection Type | Spring-loaded terminals for main and auxiliary/control circuit |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715 |
| Dimensions (H x W x D) | 109 mm x 45 mm x 96 mm |
| Auxiliary Switch | Yes, with transverse auxiliary switch |
| Overload Protection | Yes |
| Phase Disturbance Recognition | Yes |
| Impulse Voltage Resistance | Rated value 6 kV |
| Protection Against Electrical Shock | Finger-safe |
| Approval | General Product Approval for use in hazardous locations, KC, Declaration of Conformity, others |
The Siemens 3RV2011-0FA25 is a compact and robust circuit breaker designed for motor protection. This device is part of the SIRIUS 3RV2 range and is engineered to provide reliable protection for motors in industrial applications. It is a Class 10 circuit breaker with an adjustable pick-up value current of the current-dependent overload release, ensuring precise protection for a variety of motor sizes.
With a size S00 footprint, this circuit breaker is suitable for space-saving installations and can be easily integrated into existing setups. It features a three-pole design for main current circuit control and includes built-in auxiliary contacts for additional functionality. The spring-loaded terminals provide a secure and maintenance-free electrical connection, both for the main current circuit and auxiliary and control current circuits.
The 3RV2011-0FA25 is designed to withstand challenging industrial environments, with an operational temperature range of -20 to +60°C and a shock resistance in accordance with IEC 60068-2-27 standards. It also boasts a mechanical service life of 100,000 switching cycles for both main and auxiliary contacts, highlighting its durability and longevity.
This circuit breaker is not only efficient in protecting motors but also contributes to the safety of the electrical system by featuring finger-safe protection and an IP20 rating on the front, minimising the risk of accidental contact.
Overall, the Siemens 3RV2011-0FA25 circuit breaker is a reliable and efficient solution for motor protection, offering precise overload and short-circuit protection to ensure the smooth operation of industrial machinery.
Commonly Asked Questions
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Frequently Asked Questions
What is the function of this circuit breaker?
The circuit breaker is designed for motor protection and features a Class 10 overload protection. It is equipped with a transverse auxiliary switch and is intended to safeguard electrical circuits from damage caused by overloads or short circuits.
Can this circuit breaker be used in hazardous locations?
Yes, this circuit breaker has approvals for use in hazardous locations, ensuring it can be safely deployed in environments with potentially explosive atmospheres.
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 60715, allowing for versatile installation options.
What type of terminals does this circuit breaker have?
This circuit breaker is equipped with spring-loaded terminals for both the main current circuit and auxiliary and control current circuits, facilitating secure and reliable connections.
What is the maximum operating voltage for this circuit breaker?
The maximum operating voltage for the circuit breaker is rated at 690 V, suitable for a wide range of industrial applications.
What is the temperature range for operating this circuit breaker?
The circuit breaker can operate within an ambient temperature range of -20 to +60 degrees Celsius, ensuring reliable performance in various environmental conditions.
What is the mechanical service life of the main contacts for this circuit breaker?
The main contacts of the circuit breaker have a typical mechanical service life of 100,000 switching cycles, indicating a robust and durable design.
What is the trip class of this circuit breaker?
This circuit breaker has a trip class of CLASS 10, which refers to its ability to trip within 10 seconds at 600% of its rated current, providing fast protection against overloads.
Is there a specific screwdriver size required for the terminals?
Yes, the terminals require a screwdriver with a tip size of 3.0 x 0.5 mm for secure and proper installation.
What is the B10 value for this circuit breaker?
The B10 value, which indicates the number of operations before 10% of components may fail, is 5,000 for this circuit breaker when used at a high demand rate according to SN 31920.
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