steve
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Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
4 weeks ago
3TX4422-0A
Siemens 3TX4422-0A available at EU Automation. Get in touch today for a quick price.
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3TX4422-0A is a high-quality auxiliary switch block designed to complement contactor relays in a variety of industrial applications. This component is part of the esteemed SIRIUS series and is engineered to facilitate the reliable operation of machinery and electrical systems. With a robust construction that ensures durability, the 3TX4422-0A features a screw terminal connection system for secure and straightforward installation.
This auxiliary switch block is rated for an insulation voltage of 690 V and can handle an operating current of up to 10 A at AC-12 (24 V and 230 V). It is equipped with 2 normally open (NO) and 2 normally closed (NC) contacts, providing versatility in its application across different control circuits. The product is designed to operate within an ambient temperature range of -25 to +55 °C, ensuring consistent performance even in demanding environments.
With a compact footprint measuring 45 x 25 x 24 mm, the 3TX4422-0A is designed for snap-on mounting, making it easy to integrate into existing setups without the need for extensive modifications. The switch block's mechanical service life is rated at a typical 10 million switching cycles, highlighting its longevity and reliability.
Safety is a key consideration in the design of the 3TX4422-0A, which includes positively driven operation according to IEC 60947-5-1 standards. This feature ensures that the auxiliary contacts will operate in a fail-safe manner, providing an additional layer of protection for both the system and the operator.
The Siemens 3TX4422-0A auxiliary switch block is a testament to the brand's commitment to quality and reliability, making it a valuable component for enhancing the functionality and safety of industrial control systems.
This auxiliary switch block is rated for an insulation voltage of 690 V and can handle an operating current of up to 10 A at AC-12 (24 V and 230 V). It is equipped with 2 normally open (NO) and 2 normally closed (NC) contacts, providing versatility in its application across different control circuits. The product is designed to operate within an ambient temperature range of -25 to +55 °C, ensuring consistent performance even in demanding environments.
With a compact footprint measuring 45 x 25 x 24 mm, the 3TX4422-0A is designed for snap-on mounting, making it easy to integrate into existing setups without the need for extensive modifications. The switch block's mechanical service life is rated at a typical 10 million switching cycles, highlighting its longevity and reliability.
Safety is a key consideration in the design of the 3TX4422-0A, which includes positively driven operation according to IEC 60947-5-1 standards. This feature ensures that the auxiliary contacts will operate in a fail-safe manner, providing an additional layer of protection for both the system and the operator.
The Siemens 3TX4422-0A auxiliary switch block is a testament to the brand's commitment to quality and reliability, making it a valuable component for enhancing the functionality and safety of industrial control systems.
| Specification | Description |
|---|---|
| Part Number | 3TX4422-0A |
| Alternative Part Number | 3TX44220A |
| Manufacturer | Siemens |
| Series | SIRIUS |
| Type | Auxiliary Switch Block |
| Suitable Applications | Contactor relays and power contactors according to EN 50011 |
| Number of Contacts | 4 (2 NO + 2 NC) |
| Rated Insulation Voltage | 690 V |
| Rated Operating Current | 10 A |
| Impulse Voltage Resistance | 6 kV |
| Mechanical Operating Cycles | Typically 10,000,000 |
| Ambient Operating Temperature | -25 … +55 °C |
| Storage Temperature | -55 … +80 °C |
| Protection Class | IP20 |
| Mounting Type | Snap-on mounting |
| Dimensions (W x H x D) | 45 x 24 x 25 mm |
| Electrical Connection | Screw-type terminals |
| Connectable Conductor Cross-sec | 2x (0.5 ... 1.0 mm²), 2x (0.75 ... 2.5 mm²) for auxiliary contacts; 2x (18 ... 12) AWG conductors |
| Product Function | Positively driven operation according to IEC 60947-5-1 |
| Commodity Code | 853650 |
What is the purpose of an auxiliary switch block?
An auxiliary switch block is used to provide additional contact points for a contactor or relay, allowing for the control of auxiliary circuits that can be used for status indication, interlocking, or other control functions.
Can this auxiliary switch block be used with any contactor or relay?
This auxiliary switch block is designed for use with contactor relays according to EN 50011, so it should be compatible with devices that meet this standard.
What are the voltage and current specifications for this auxiliary switch block?
The auxiliary switch block is rated for an insulation voltage of 690 V and has an operating current of 10 A for auxiliary contacts at AC-12, with varying current ratings for different AC and DC applications.
What type of terminals does this auxiliary switch block have?
The auxiliary switch block comes with screw-type terminals, which are designed for secure and reliable wire connections.
What is the IP rating of this auxiliary switch block?
The auxiliary switch block has an IP20 protection class rating on the front, indicating that it is protected against solid objects larger than 12.5 mm but not against water.
What are the dimensions of this auxiliary switch block?
The dimensions of the auxiliary switch block are 45 mm in width, 25 mm in depth, and 24 mm in height.
How many contacts does this auxiliary switch block have?
The auxiliary switch block has 2 normally closed (NC) contacts and 2 normally open (NO) contacts.
What is the mechanical service life of this auxiliary switch block?
The mechanical service life of the auxiliary switch block is typically 10 million operating cycles.
How is this auxiliary switch block mounted?
This auxiliary switch block is designed for snap-on mounting, which allows for easy and quick installation onto the appropriate contactor or relay.
Does this auxiliary switch block have positively driven contacts?
Yes, the auxiliary switch block features positively driven operation according to IEC 60947-5-1, ensuring reliable performance in safety-related applications.
- Integration into control panels for industrial machinery
- Use in contactor relays for switching auxiliary circuits
- Implementation in motor control centres for additional contact functions
- Installation in HVAC systems for control and monitoring purposes
- Utilisation in conveyor systems for start/stop operations
- Inclusion in packaging equipment for precision control
- Application in manufacturing automation for process optimisation
- Deployment in material handling systems for improved safety and control
- Incorporation in control circuits of pumps and compressors
- Use in electrical distribution systems for auxiliary contact extension
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
2 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
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Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
2 months ago
Gary
Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
3 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
4 months ago
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