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Specifications
Specification | Description |
---|---|
Part Number | 3RV2021-4PA10 |
Alternative Part Number | 3RV20214PA10 |
Manufacturer | Siemens |
Poles | 3 |
Rated Current | 36 A |
Rated Voltage | 690 V ac |
Short Circuit Breaking Capacity | 100 kA |
Trip Type | Magnetic |
Dimensions | 45 x 97 x 96.9 mm |
Terminal Type | Screw terminal |
Switching Capacity | Standard |
Tripping Characteristic | CLASS 10 |
A-Release | 30...36 A |
N-Release | 432 A |
Commodity Code | 853620 |
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3RV2021-4PA10 Product Description
The Siemens 3RV2021-4PA10 is a robust motor protection circuit breaker designed to safeguard motors in industrial applications. This three-pole device is engineered to handle currents up to 36 A and is suitable for use in systems with operating voltages up to 690 V ac. It boasts a high short-circuit breaking capacity of 100 kA, ensuring reliable protection against electrical faults.
With a compact frame size of S0, the breaker's dimensions are 45 x 97 x 96.9 mm, making it an ideal choice for installations where space is at a premium. The unit features a magnetic trip mechanism that responds swiftly to system overloads, providing prompt and effective intervention when necessary.
The 3RV2021-4PA10 is equipped with screw terminals for secure and straightforward wiring, and it is designed for easy mounting onto a standard 35 mm DIN rail. Its CLASS 10 A-release range of 30 to 36 A allows for precise adjustment to match the specific requirements of the motor it protects.
This circuit breaker is a reliable component for a wide range of industrial motor applications, offering both protection and peace of mind. Its durable construction and dependable performance make it a valuable addition to any motor control system.
Frequently Asked Questions
What type of protection does this motor protection circuit breaker offer?
This circuit breaker provides protection against motor overload, short-circuit, and phase failure, ensuring safe and reliable operation of motor circuits.
Can this circuit breaker be used in hazardous locations?
Yes, the circuit breaker is designed for use in hazardous locations, making it suitable for a wide range of industrial environments.
What is the tripping characteristic of this circuit breaker?
The tripping characteristic of this circuit breaker is CLASS 10, which means it is designed to trip within 10 seconds at 600% of its rated current, providing quick protection for motors.
What is the maximum operating voltage for this circuit breaker?
The maximum operating voltage for this circuit breaker is 690 V ac, which allows it to be used in high-voltage applications.
What is the rated operational short-circuit breaking capacity (Ics) of this device?
The rated operational short-circuit breaking capacity (Ics) of this device is 100 kA at 240 V, which indicates its ability to safely interrupt fault currents up to this level.
What are the dimensions of this circuit breaker?
The dimensions of the circuit breaker are 45 x 97 x 96.9 mm, making it compact and suitable for installation in various control panels and distribution boards.
Is there a specific mounting position required for this circuit breaker?
The circuit breaker can be mounted in any position, providing flexibility in installation. It is designed for screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 60715.
What is the mechanical service life of this circuit breaker?
The mechanical service life of this circuit breaker is typically 100,000 switching cycles, indicating its durability and longevity in operation.
What type of terminals does this circuit breaker have for the main current circuit?
This circuit breaker is equipped with screw-type terminals for the main current circuit, ensuring secure and reliable connections.
How does the ambient temperature affect the operation of this circuit breaker?
The circuit breaker is designed to operate within an ambient temperature range of -20 to +40°C, with temperature compensation from -20 to +60°C, ensuring consistent performance across a range of environmental conditions.