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3VA1112-5EF32-0AA0
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3VA1112-5EF32-0AA0 |
| Alternative Part Number | 3VA11125EF320AA0 |
| Manufacturer | Siemens |
| Adjustable Response Value Current/Ir | Min. 88 A, Max. 125 A |
| Short-Time Delay/I2t | Not switchable (ON/OFF) |
| Instantaneous Short-Circuit Release/Ii | Min. 625 A, Max. 1250 A |
| Ground Fault Protection Function/G | Not switchable (ON/OFF) |
| Mechanical Design | Height: 130 mm, Width: 76.2 mm, Depth: 70 mm |
| Electrical Connection | Front terminal with lug terminal |
| Connectable Conductor Cross-Section | Min. 12 x 0 mm, Max. 17 x 6.5 mm |
| Auxiliary Circuit | Number of CO contacts for auxiliary contacts: 0 |
| Product Extension | Optional motor drive available |
| Environmental Conditions | Operating temperature: Min. -25 °C, Max. 70 °C; Storage temperature: Min. -40 °C, Max. 80 °C |
| Protection Class IP | Front side: IP40 |
| Equipment Marking | According to DIN EN 81346-2: Q |
The Siemens 3VA1112-5EF32-0AA0 is a robust and reliable moulded case circuit breaker designed for effective line protection and system integration. This three-pole breaker is engineered to safeguard electrical systems from overload and short-circuit conditions, ensuring operational continuity and safety. With a rated operational voltage of up to 690V in AC and 500V in DC, it is suitable for a diverse range of industrial applications.
The unit features a thermal-magnetic trip unit with an adjustable overload protection range of 88A to 125A, providing flexibility to match specific circuit requirements. The short-circuit protection, with an adjustable range of 625A to 1250A, offers precise response to current irregularities, preventing potential damage to the system.
Constructed with a focus on durability, the Siemens 3VA1112-5EF32-0AA0 boasts a mechanical life expectancy that ensures long-term performance and minimal maintenance. Its compact design, featuring a height of 130mm, width of 76.2mm, and depth of 70mm, allows for efficient use of space within electrical installations.
The circuit breaker's front connection design facilitates easy installation and maintenance, while the screw terminal connections provide a secure and reliable electrical contact. With an IP40 protection rating on the front, it is well-suited for use in environments where protection against solid objects is necessary.
This circuit breaker is a testament to Siemens' commitment to quality, offering a combination of protection, performance, and reliability for electrical systems in commercial and industrial settings.
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Frequently Asked Questions
What type of product is this?
This is an electronic part used in electrical distribution and protection systems, specifically designed for circuit protection and control.
Can this part be used for both residential and commercial applications?
Yes, it is suitable for a variety of applications including both residential and commercial settings, depending on the specific requirements of the electrical system.
Is the installation process for this part user-friendly?
The installation should be carried out by a qualified electrician with knowledge of electrical systems and circuit protection devices. The part is designed for straightforward integration into electrical panels.
Does this part come with adjustable settings?
Yes, the part comes with adjustable parameters for current, allowing for customisation according to the protection needs of the circuit.
What are the environmental operating conditions for this part?
The part is designed to operate within a temperature range of -25°C to 70°C, making it suitable for a wide range of environmental conditions.
What type of connections does this part support?
It supports a front terminal connection with a lug terminal design, allowing for secure and reliable electrical connections.
Is there any product extension available for this part?
Yes, there is an optional motor drive available as a product extension, enhancing the functionality of the part.
What is the protection class of this part?
The part has a protection class of IP40 for the front side, providing a degree of protection against solid objects.
Are there any auxiliary contacts available with this part?
This particular model does not come with auxiliary contacts, but other models in the same family may offer this feature.
How can I ensure that this part is compatible with my system?
You should consult the technical specifications and ensure that the electrical characteristics match your system's requirements. It's also advisable to check compatibility with existing components in your electrical distribution setup.
