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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV1021-1KA10 |
| Alternative Part Number | 3RV10211KA10 |
| Manufacturer | Siemens |
| Description | This is a Siemens Circuit Breaker, designed with 3 poles and a current rating of 9 to 12.5 A. It can handle voltages up to 690 V. |
| Short Description | Circuit breaker |
| Country of Origin | Not specified |
| Commodity Code | 85362010 |
| Installation Altitude | Up to 2000m |
| Shock Resistance | 25g / 11 ms |
| Ambient Temperature | -20 … +60°C during operation |
| Power Dissipation | 7W |
| Service Voltage | 690V |
| Rated Power | 5.5kW at 400V with AC-3 |
| Service Current | 12.5A at 400V with AC-3 |
| Mechanical Life | 100,000 switching cycles |
| Switching Frequency | Maximum 15 1/h with AC-3 |
| Protection Class | CLASS 10 |
| Adjustable Response Value for Current | 9 … 12.5A |
| Mounting Position | User-defined |
| Dimensions | Depth: 96mm, Height: 97mm, Width: 45mm |
| Electrical Connection | Screw-type terminals for main and auxiliary circuits |
| Connectable Conductor Cross-sections | 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²) for main contacts |
The Siemens 3RV1021-1KA10 is a robust and reliable circuit breaker designed to ensure the safety and efficiency of your electrical systems. This three-pole circuit breaker is rated for 9 to 12.5 A and can handle voltages up to 690 V, making it a versatile choice for a variety of applications.
The 3RV1021-1KA10 is engineered with precision by Siemens, a world leader in industrial automation and electrical engineering. It features screw-type terminals for both the main current circuit and the auxiliary and control current circuit, ensuring secure and stable connections.
This circuit breaker is designed for easy installation on a 35mm DIN rail, and its compact dimensions allow for efficient use of space in your electrical panel. The 3RV1021-1KA10 is also designed for durability, with a mechanical lifespan of 100,000 switching cycles, ensuring long-term reliability for your electrical systems.
Whether you're looking to upgrade your existing electrical infrastructure or designing a new system from scratch, the Siemens 3RV1021-1KA10 circuit breaker offers the performance and reliability you need to keep your operations running smoothly.
Commonly Asked Questions
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Frequently Asked Questions
What is the function of this Siemens circuit breaker?
This Siemens circuit breaker is designed to protect an electrical circuit from damage caused by excess current, typically resulting from an overload or short circuit. It's a 3-pole breaker with a current rating of 9 to 12.5 A and a voltage rating of 690 V.
What are the key features of this circuit breaker?
The Siemens 3RV1021-1KA10 circuit breaker has several key features. It's a 3-pole breaker with a current rating of 9 to 12.5 A and a voltage rating of 690 V. It also has a tripping class of 10, which means it will trip or disconnect the circuit if the current reaches 10 times the nominal current.
What are the physical dimensions of this circuit breaker?
The Siemens 3RV1021-1KA10 circuit breaker has a depth of 96 mm, a height of 97 mm, and a width of 45 mm.
What type of connections does this circuit breaker have?
The Siemens 3RV1021-1KA10 circuit breaker has bolted connections for both the main and auxiliary/control circuits. It can accommodate wire cross-sections of 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²) for the main contacts.
What is the operating temperature range for this circuit breaker?
The Siemens 3RV1021-1KA10 circuit breaker can operate effectively in a temperature range of -20 to +60 degrees Celsius.
What is the mechanical lifespan of this circuit breaker?
The Siemens 3RV1021-1KA10 circuit breaker has a mechanical lifespan of 100,000 switching cycles, which is typical for main contacts.
What is the maximum operating voltage of this circuit breaker?
The Siemens 3RV1021-1KA10 circuit breaker has a maximum operating voltage of 690 V.
What is the rated power of this circuit breaker at AC-3 and 400 V?
The Siemens 3RV1021-1KA10 circuit breaker has a rated power of 5.5 kW at AC-3 and 400 V.
Part conditions explained
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