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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 5SY4210-8 |
| Alternative Part Number | 5SY42108 |
| Manufacturer | Siemens |
| Type | Miniature Circuit Breaker |
| Operation Mechanism | Toggle |
| Number of Poles | 2 Pole |
| Voltage Rating | 400 V ac |
| Interrupting Capacity | 10 kA |
| Current Rating | 10 A |
| Terminal Type | Screw Terminal |
| Mounting | DIN Rail Mount |
| Dimensions | 36 x 76 x 90 mm |
| Pollution Degree | 3 |
| Ambient Temperature Range | -25°C to +55°C (operating), -40°C to +75°C (storage) |
| Insulation Voltage | Rated at 440 V for multi-phase operation with AC |
| Conductor Cross-Section | Solid: 0.75 mm² to 35 mm², Multistrand: 0.75 mm² to 35 mm², Finely stranded: 0.75 mm² to 25 mm² |
| Tightening Torque | 2.5 N·m to 3 N·m |
| AWG Number | 14 to 4 |
| Mechanical Operating Cycles | Typically 20,000 |
| Overvoltage Category | 3 |
| Product Features | Sealable, Halogen-free |
| Environmental Testing Cycles | 6 cycles according to IEC 60068-2-30 |
| Reference Code | According to DIN EN 61346-2 F and IEC 81346-2 F |
The Siemens 5SY4210-8 miniature circuit breaker is a robust and reliable solution designed to protect electrical circuits from overloads and short circuits, ensuring operational safety and longevity of your electrical systems. This 2-pole circuit breaker is rated for 400 V ac, with a notable interrupting capacity of 10 kA, making it suitable for a wide range of industrial and commercial applications.
With a current rating of 10 A, it is equipped to handle moderate current loads while providing precise protection. The D-tripping characteristic of this breaker ensures that it trips in a defined time, depending on the multiple of the rated current, which is particularly useful for circuits with inductive loads.
The device features a screw terminal connection for secure and reliable wiring, and it is designed for quick and easy installation on a DIN rail, which is a standard mounting practice in equipment racks. The compact dimensions of 36 x 76 x 90 mm make it an efficient choice for space-constrained environments.
Engineered for durability, the Siemens 5SY4210-8 operates effectively within a wide temperature range and is capable of withstanding challenging environmental conditions. Its design includes touch-protection and the ability to be sealed, adding an extra layer of safety and security.
This circuit breaker is a testament to Siemens' commitment to quality, offering a combination of protection, performance, and reliability for your electrical circuitry needs.
Commonly Asked Questions
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Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.
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Frequently Asked Questions
What type of circuit breaker is this?
This is a miniature circuit breaker designed for protecting electrical circuits from damage caused by overcurrent or short circuit.
Can this circuit breaker be used with both AC and DC voltages?
Yes, it is suitable for use with both AC and DC voltages, with a rated value for AC at 400 V.
What is the tripping characteristic of this circuit breaker?
The tripping characteristic class of this circuit breaker is D, which means it is designed to provide protection against high inrush currents typically found in inductive loads.
What is the rated short-circuit breaking capacity?
The rated short-circuit breaking capacity is 10 kA according to EN 60898.
What are the dimensions of this circuit breaker?
The dimensions are 36 mm in width, 76 mm in depth, and 90 mm in height.
Is this circuit breaker suitable for DIN rail mounting?
Yes, it is designed for DIN rail mounting, which allows for easy installation in electrical distribution panels.
What is the ambient temperature range for operating this circuit breaker?
The ambient temperature range for operating this circuit breaker is from -25°C to +55°C.
Is the circuit breaker halogen-free?
Yes, it is halogen-free, making it a safer choice in environments where avoiding halogenated compounds is important.
What is the tightening torque for the screw-type terminals?
The tightening torque for the screw-type terminals is between 2.5 N·m and 3 N·m.
How many poles does this circuit breaker have?
This circuit breaker has 2 poles.
Part conditions explained
We want your buying experience to be as seamless as possible. So, here are all of the product descriptions you will see when browsing Marvo, explained a little further:
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.
New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.
New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
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.
