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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3SB3423-0B |
| Alternative Part Number | 3SB34230B |
| Manufacturer | Siemens |
| Contact Configuration | 1 Normally Open (NO) |
| Rated Operational Voltage | 400 V AC/DC |
| Rated Operational Current | 10 A at 400 V AC |
| Connection Type | Spring-loaded terminals |
| Operating Temperature Range | -25°C to +70°C during operation, -25°C to +80°C during storage |
| Protection Class | IP20 for terminal, IP40 for housing |
| Mechanical Operating Cycles | Typically 10,000,000 |
| Electrical Operating Cycles | Typically 10,000,000 with contactors 3RT1015 to 3RT1026 |
| Insulation Voltage | Rated at 400 V |
| Impulse Voltage Resistance | Rated at 4 kV |
| Degree of Pollution | Class 3 |
| Mounting Type | Floor mounting |
| Dimensions | Width: 10 mm, Height: 49 mm, Depth: 28 mm |
| Conductor Cross-section | For auxiliary contacts: 2x (0.25 ... 1.5 mm²) solid, 2x (0.25 ... 0.75 mm²) finely stranded |
| Commodity Code | 853650 |
| Design | Compact and robust design suitable for integration into control systems and industrial setups |
The Siemens 3SB3423-0B is a robust contact block designed for seamless integration into enclosures, providing a reliable electrical interface for control systems. This component features a single normally open (NO) contact, capable of handling a wide range of operating currents up to 10 A at voltages as high as 400 V in AC applications, and varying current ratings for DC applications. The spring-loaded terminal design ensures a secure and maintenance-free connection, simplifying installation and reducing setup time.
Constructed to meet the demands of industrial environments, the 3SB3423-0B boasts an impressive mechanical operating life of 10 million cycles, making it a durable choice for repetitive operations. The part's compact dimensions, 49 x 10 x 28 mm, allow for efficient use of space within control panels. It also offers a degree of protection rated at IP20 for terminal protection and IP40 for enclosure protection, ensuring the component's resilience against ingress of solid objects.
This contact block is engineered to perform reliably within a broad temperature range, from -25°C to +70°C during operation, and -25°C to +80°C during storage, which attests to its suitability for a variety of challenging industrial settings. The Siemens 3SB3423-0B is a testament to quality engineering, providing a dependable solution for electrical control tasks in a wide array of applications.
Commonly Asked Questions
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Frequently Asked Questions
What type of contact does this component have?
The component is equipped with a single normally open (NO) contact.
Can this contact block be used with both AC and DC operating voltages?
Yes, this contact block is suitable for use with both AC and DC operating voltages.
What is the insulation voltage rating for this contact block?
The insulation voltage rating for this contact block is 400 V.
What is the thermal current capacity of this component?
The thermal current capacity of the 3SB3423-0B is 10 A.
What are the dimensions of this contact block?
The dimensions of the contact block are 49 mm in height, 10 mm in width, and 28 mm in depth.
What type of electrical connection does this contact block feature?
This contact block features spring-loaded terminals for electrical connections.
What is the protection class of this contact block?
The protection class for the terminals is IP20, and for the housing, it is IP40.
What is the maximum operating frequency for this contact block?
The maximum operating frequency for this contact block is 1,000 operations per hour.
How many mechanical operating cycles can this contact block withstand?
This contact block can withstand up to 10 million mechanical operating cycles.
Is this contact block suitable for front element integration?
Yes, this contact block is suitable for integration as a front element.
What is the ambient temperature range for operating this contact block?
The ambient temperature range for operating this contact block is from -25°C to +70°C.
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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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.
