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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV1021-1FA15 |
| Alternative Part Number | 3RV10211FA15 |
| Manufacturer | Siemens |
| Product Type | Circuit Breaker |
| Application | Motor Protection |
| Trip Class | CLASS 10 |
| Adjustable Pick-Up Current | 3.5 - 5 A |
| Rated Operating Voltage | 690 V ac |
| Rated Operating Current | 5 A at AC-3, 400 V |
| Rated Operating Power | 1.5 kW at AC-3, 400 V |
| Number of Poles | 3 |
| Mounting Type | DIN Rail Mount |
| Mounting Position | Any |
| Connection Type | Screw-type terminals |
| Auxiliary Switch | Yes |
| Short-Circuit Current Breaking Capacity (Icu) | 6 kA at 690 V ac |
| Mechanical Service Life | 100,000 switching cycles for the main contacts |
| Ambient Operating Temperature Range | -20 to +60 °C |
| Protection Class | IP20 on the front |
| Height | 97 mm |
| Width | 45 mm |
| Depth | 96 mm |
| Commodity Code | 85362010 |
The Siemens 3RV1021-1FA15 is a robust circuit breaker designed for motor protection, ensuring efficient operation and safety in a variety of industrial applications. This DIN rail mountable device is part of the SIRIUS product family, renowned for its reliability and performance. With a 5 A current rating and a 690 V ac operating voltage, it is equipped to handle standard switching capacities with ease.
This three-pole circuit breaker features a Class 10 trip characteristic, providing quick response to overloads to protect motors and other electrical equipment. The thermomagnetic design of the overcurrent and short-circuit releases ensures precise protection and operational longevity. The 3RV1021-1FA15 is also equipped with a transverse auxiliary switch with 1NO/1NC contacts, adding to its versatility.
The compact dimensions of 97 mm in height, 45 mm in width, and 96 mm in depth, along with the screw and snap-on mounting options, make installation straightforward on a 35 mm standard mounting rail according to DIN EN 50022. The circuit breaker is designed to function in any mounting position, providing flexibility in various setups.
With a mechanical service life of 100,000 switching cycles for the main contacts, the Siemens 3RV1021-1FA15 is built to last, even in demanding industrial environments. It can be used at installation altitudes up to 2000 m above sea level and within an ambient temperature range of -20 to +60 °C during operation, ensuring reliable performance across different climates and conditions.
The screw-type terminals accommodate a range of conductor cross-sections, making it compatible with various wiring configurations. This circuit breaker is a dependable choice for motor protection, offering both performance and durability for industrial applications.
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Frequently Asked Questions
What type of device is this circuit breaker designed for?
This circuit breaker is designed for motor protection, providing safe and reliable service in a variety of industrial applications.
Can this circuit breaker be used in hazardous locations?
Yes, the circuit breaker is suitable for use in hazardous locations, ensuring compliance with safety standards for such environments.
What is the rated operating voltage of this circuit breaker?
The rated operating voltage of the circuit breaker is 690 V ac, making it suitable for a wide range of industrial applications.
What is the tripping characteristic of this circuit breaker?
The circuit breaker features a thermomagnetic overcurrent release and short-circuit release, with a trip class of CLASS 10.
What is the rated current and breaking capacity of this circuit breaker?
The circuit breaker has a rated current of 5 A and a standard breaking capacity of 6 kA, providing effective protection for electrical circuits.
How can this circuit breaker be mounted?
It can be mounted by screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022.
What are the dimensions of this circuit breaker?
The dimensions are a height of 97 mm, a width of 45 mm, and a depth of 96 mm, making it compact and suitable for standardised panel layouts.
Does this circuit breaker have an auxiliary switch?
Yes, it comes with a transverse auxiliary switch, which can be used for signalling and control circuit functions.
What is the mechanical service life of this circuit breaker?
The mechanical service life of the main contacts is typically 100,000 switching cycles, indicating a long-lasting and durable design.
What type of terminals does this circuit breaker have?
The circuit breaker is equipped with screw-type terminals for both the main current circuit and the auxiliary and control current circuit.
Part conditions explained
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