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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV2011-0JA20 |
| Alternative Part Number | 3RV20110JA20 |
| Manufacturer | Siemens |
| Poles | 3 |
| Rated Current | 1 A |
| Rated Voltage | 690 V ac |
| Short Circuit Breaking Capacity | 100 kA @ 400 V ac |
| Trip Class | Thermal Magnetic, Class 10 |
| Dimensions | 45 x 97 x 106 mm |
| Electrical Connection | Spring-loaded terminals |
| Connectable Conductor Cross-sections | Solid or stranded 2x (0.5 ... 4 mm²), Finely stranded with/without core end processing 2x (0.5 ... 2.5 mm²), AWG cables 2x (20 ... 12) |
| 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 for use in hazardous locations |
The Siemens 3RV2011-0JA20 is a robust motor protection circuit breaker designed to safeguard motors in industrial applications. This three-pole device is engineered to provide both thermal and magnetic protection, ensuring motors operate within safe parameters. With a current rating of 1 A and an operational voltage of up to 690 V ac, it is suitable for a wide range of motor sizes. The breaker boasts a high short-circuit breaking capacity of 100 kA at 400 V ac, which contributes to the safety and reliability of the electrical system it is integrated into.
The compact dimensions of 45 x 97 x 106 mm make it an ideal choice for installations where space is at a premium. It features a Class 10 trip characteristic, which means it will trip within 10 seconds under conditions of overcurrent, typically between 7 to 10 times the set current value. This quick response helps prevent motor damage due to overload or short-circuit conditions.
The 3RV2011-0JA20 is equipped with spring-loaded terminals, allowing for a secure and maintenance-free electrical connection. It is designed for easy installation and can be mounted on a standard 35 mm DIN rail, making it a convenient choice for panel builders and maintenance engineers.
This circuit breaker is a reliable component for motor control and protection, offering both functionality and durability in a compact form factor. It is a testament to Siemens' commitment to quality and innovation in the field of industrial motor protection.
Commonly Asked Questions
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Frequently Asked Questions
What type of device is this?
This is a motor protection circuit breaker designed to safeguard motors from overloads, short circuits, and phase failures.
Can this circuit breaker be used for three-phase motor protection?
Yes, it is a three-pole breaker suitable for protecting three-phase motors.
What is the current rating for this circuit breaker?
The current rating for this circuit breaker is 1 A.
What is the maximum operating voltage for this device?
The maximum operating voltage for this device is 690 V ac.
What is the interrupting capacity of this circuit breaker at 400 V ac?
The interrupting capacity at 400 V ac is 100 kA.
What are the dimensions of this circuit breaker?
The dimensions are 45 x 97 x 106 mm.
What type of tripping mechanism does this circuit breaker use?
It uses a thermal magnetic tripping mechanism.
Is this circuit breaker suitable for use in hazardous locations?
Yes, it has approvals for use in hazardous locations, ensuring it meets the necessary safety standards.
What is the protection class of the terminals of this device?
The protection class of the terminals is IP20.
How is the electrical connection made to this circuit breaker?
The electrical connection is made via spring-loaded terminals for the main current circuit.
What is the mechanical service life of this circuit breaker?
The mechanical service life is typically 100,000 switching cycles.
What is the temperature range for operating this circuit breaker?
The operating temperature range is from -20 to +60 degrees Celsius.
Does this circuit breaker have a manual or automatic reset?
This circuit breaker features a manual reset mechanism.
What type of installations is this circuit breaker suitable for?
It is suitable for industrial installations where motor protection is required, including manufacturing plants and automation systems.
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