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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV2011-1JA20 |
| Alternative Part Number | 3RV20111JA20 |
| Manufacturer | Siemens |
| Current Rating | 10 A |
| Voltage Rating | 690 V ac |
| Mounting Type | Screw Mount; Snap-On Mount |
| Interrupting Capacity | 100 kA (AC); 10 kA (DC) |
| Terminal Type | Spring Loaded |
| Tripping Mechanism | Thermal-Magnetic |
| Operating Mechanism | Knob |
| Dimensions | 45 x 96.9 x 106 mm |
| Protection Class | IP20 |
| Pollution Degree | 3 |
| Altitude of Installation Site | Up to 2,000 m above sea level |
| Ambient Temperature Range | -20 … 60 °C (operating phase) |
| Insulation Voltage | Rated at 690 V |
| Real Loss Power | Typical 7 W |
| Mechanical Switching Cycles | 100,000 for main and auxiliary contacts |
| Commodity Code | 853620 |
| Approvals | CE, UL, CSA |
| Connection Cross-Section | Solid or stranded: 2x (0.5 ... 4 mm²), Finely stranded with/without core end processing: 2x (0.5 ... 2.5 mm²) |
| Screwdriver Shaft Design | Diameter 3 mm |
| Screwdriver Tip Size | 3.0 x 0.5 mm |
The Siemens 3RV2011-1JA20 is a robust motor protection circuit breaker designed to safeguard motors in industrial applications. This component is engineered to provide both thermal and magnetic trip elements, ensuring comprehensive protection against overload and short-circuit conditions. With a current rating of 10 A and an operational voltage of up to 690 V ac, it is suitable for a wide range of motor sizes and specifications.
The circuit breaker features a compact design, measuring 45 x 96.9 x 106 mm, which allows for efficient use of space within control cabinets. The spring-loaded terminals offer a secure and reliable electrical connection, while the screw mount and snap-on mount options provide flexibility during installation.
This device is characterised by its Class 10 trip characteristic, which is specifically tailored for motor protection, responding quickly to prevent damage to motor windings. The 3RV2011-1JA20 is also designed with a manual knob for easy operation, enabling users to manually trip or reset the breaker as needed.
Constructed to handle high breaking capacities, this circuit breaker can interrupt fault currents up to 100 kA at AC and 10 kA at DC, making it a dependable choice for industrial environments where robust performance is essential. The product is also designed with safety in mind, featuring a finger-safe design to protect users during operation and maintenance.
The Siemens 3RV2011-1JA20 motor protection circuit breaker is a reliable and efficient solution for motor control and protection, offering durability and performance that meet the demands of modern industrial applications.
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Frequently Asked Questions
What type of device is this and what is its primary function?
This device is a motor protection circuit breaker designed to protect motors from overloads and short circuits, ensuring safe operation and longevity of the motor.
Can this circuit breaker be used for both AC and DC applications?
Yes, the circuit breaker is suitable for use with both AC and DC applications, with a high breaking capacity of 100 kA for AC and 10 kA for DC.
What is the current rating for this motor protection circuit breaker?
The current rating for this motor protection circuit breaker is 10 A.
What are the mounting options available for this circuit breaker?
The circuit breaker can be mounted using either a screw mount or a snap-on mount, providing flexibility for different installation requirements.
What type of terminals does this circuit breaker have?
This circuit breaker is equipped with spring-loaded terminals for the main current circuit, facilitating secure and reliable connections.
What are the dimensions of this circuit breaker?
The dimensions of the circuit breaker are 45 x 96.9 x 106 mm, making it compact and suitable for use in various environments.
Does this circuit breaker have a trip indicator?
Yes, it features a knob that acts as a switching status indicator, providing a visual indication of the trip status.
What is the insulation voltage rating of this device?
The insulation voltage rating of this device is 690 V ac, which is the maximum voltage the breaker can handle without compromising its insulating properties.
Is there a specific ambient temperature range for operating this circuit breaker?
The circuit breaker is designed to operate within an ambient temperature range of -20 to +60 degrees Celsius, ensuring reliable performance across a wide range of environmental conditions.
What kind of protection does this circuit breaker offer?
It offers thermal-magnetic protection, combining both thermal and magnetic tripping mechanisms to protect against overloads and short circuits respectively.
Part conditions explained
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