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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 5SX2104-7 |
| Alternative Part Number | 5SX21047 |
| Manufacturer | Siemens |
| Product Brand Name | SENTRON |
| Type | Miniature Circuit Breaker |
| Rated Current (IEC, DIN/VDE) | 4 A at 40°C |
| Supply Voltage Frequency | 50 Hz |
| Number of Poles | 1 |
| Tripping Characteristic Class | C |
| Overvoltage Category | 3 |
| Protection Class IP | IP20, with connected conductors |
| Energy Limiting Class | 3 |
| Switching Capacity | ● 6 kA according to EN 60898 |
| ● 10 kA according to IEC 60947-2 | |
| Mounting Position | Any |
| Installation Depth | 55 mm |
| Number of Width Units | 1 |
| Product Function | Does not switch neutral conductor |
| Product Expansion | Can be installed with supplementary devices |
| Certificates and Approvals | Equipment marking according to DIN EN 61346-2 and DIN EN 81346-2, General Product Approval |
The Siemens 5SX2104-7 is a robust miniature circuit breaker designed to provide overcurrent protection in a variety of applications. This 1-pole breaker is rated for 4 A and is capable of handling voltages up to 400 V, making it suitable for a wide range of electrical systems. With a tripping characteristic class of C, it is ideal for installations that may experience sudden and short-term surges in current, such as those caused by inductive loads.
Crafted with precision, the 5SX2104-7 belongs to the SENTRON product family, known for its reliability and performance. It boasts a switching capacity of 6 kA according to EN 60898 and 10 kA according to IEC 60947-2, ensuring dependable protection against short circuits. The device's compact design requires only a single width unit for mounting, allowing for efficient use of space within electrical distribution boards.
The circuit breaker is designed for versatility, with the ability to be installed in any mounting position and an installation depth of 55 mm. It is also rated with an overvoltage category of 3 and an energy limiting class of 3, providing additional layers of safety for electrical circuits. The protection class of IP20 with connected conductors ensures that the breaker is safeguarded against the ingress of solid objects.
This Siemens miniature circuit breaker is a practical solution for managing electrical loads and protecting circuits in both commercial and industrial settings. Its straightforward design and reliable operation make it a preferred choice for professionals seeking effective circuit protection.
Commonly Asked Questions
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Frequently Asked Questions
What is the current rating of this miniature circuit breaker?
The miniature circuit breaker has a rated current of 4 A, suitable for various low current applications.
Can this circuit breaker be used in any mounting position?
Yes, the mechanical design allows for the circuit breaker to be mounted in any position, providing flexibility during installation.
What is the tripping characteristic class of this circuit breaker?
This circuit breaker has a tripping characteristic class of C, which means it is designed to trip at a current range of 5 to 10 times its rated current, typically for inductive and resistive loads.
What is the switching capacity of this circuit breaker?
The switching capacity, according to EN 60898, is rated at 6 kA, indicating its ability to handle a significant fault current without damage.
Is this circuit breaker suitable for residential or commercial use?
With its specifications, it is versatile enough to be used in both residential and commercial settings, providing protection against overcurrents.
Does this circuit breaker have a protection class rating?
Yes, it has a protection class of IP20 with connected conductors, which indicates a basic level of protection against solid objects.
What is the energy limiting class of this circuit breaker?
The energy limiting class for this circuit breaker is 3, which helps to limit the let-through energy in the event of a short circuit, thereby providing additional protection to the circuit.
Can supplementary devices be installed with this circuit breaker?
The product details indicate that supplementary devices can be installed, allowing for expansion and customization of the circuit protection system.
What is the overvoltage category for this circuit breaker?
The overvoltage category is 3, which means it is suitable for use in environments where transient overvoltages are expected, such as commercial and industrial installations.
What is the supply voltage frequency for this circuit breaker?
The supply voltage frequency rated value is 50 Hz, which is the standard frequency for electrical systems in the UK and many other countries.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
