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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RT2026-1AL20 |
| Alternative Part Number | 3RT20261AL20 |
| Manufacturer | Siemens |
| Product Type | Power Contactor |
| Contact Configuration | 3NO (3 Normally Open) |
| Rated Operational Current (AC-3) | 25 A |
| Rated Operational Voltage | 690 V ac |
| Control Supply Voltage | 230 V AC, 50/60 Hz |
| Number of Poles | 3-pole |
| Size | S0 |
| Terminal Type | Screw-type terminals |
| Rated Control Circuit Voltage | 230 V AC |
| Rated Frequency | 50/60 Hz |
| Rated Operational Power (AC-3) | 11 kW / 400 V |
| Auxiliary Contacts | 1 NO (Normally Open) |
| Insulation Voltage | Rated at 690 V |
| Surge Voltage Resistance | Rated value 6 kV |
| Protection Class | IP20 |
| Ambient Operating Temperature | -25 … +60 °C |
| Installation Altitude | Up to 2,000 metres above sea level |
| Pollution Degree | 3 |
| Commodity Code | 853649 |
| Mirror Contact | Yes, according to IEC 60947-4-1 |
| Safety Related Data | B10 value with high demand rate according to SN 31920: 1,000,000; T1 value for proof test interval or service life according to IEC 61508: 20 years |
The Siemens 3RT2026-1AL20 is a robust power contactor designed to handle a variety of applications within industrial environments. This contactor is part of the SIRIUS product family, renowned for its reliability and efficiency. With a contact configuration of 3NO (normally open) and a single NO auxiliary contact, it is capable of switching motor loads up to 11 kW at 400 V AC in AC-3 usage category, making it a versatile choice for motor control applications.
The unit is rated for currents up to 25 A and can operate at voltages up to 690 V AC, ensuring compatibility with a wide range of electrical systems. The contactor is engineered with screw-type terminals for secure and straightforward connections, both for the main current circuit and auxiliary and control current circuits.
Designed with a size S0 footprint, the Siemens 3RT2026-1AL20 offers a compact solution that can easily be integrated into existing setups without requiring extensive space. The contactor is also equipped with finger-safe protection, providing an additional layer of safety during installation and maintenance.
This contactor is suitable for a broad spectrum of applications, from simple starters and switches to more complex switching operations in control systems. Its robust construction and reliable performance make it an excellent choice for those seeking a dependable solution for controlling motors and other electrical loads in industrial settings.
Commonly Asked Questions
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Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.
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Read more...Is Marvo a credible parts supplier?
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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Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.
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Frequently Asked Questions
What type of contactor is this?
This is a power contactor designed for switching an electrical power circuit, typically used in applications with an AC-3 utilization category, capable of handling 25 A and 11 kW / 400 V with a 3-pole configuration.
Can this contactor be used for communication functions?
No, this contactor does not have a function module for communication. It is intended for basic switching operations of an electrical power circuit.
What is the size of this contactor?
The contactor is of size S0, which is a standard size classification for this type of electrical component.
What is the rated insulation voltage of this contactor?
The rated insulation voltage for this contactor is 690 V.
What type of terminals does this contactor have?
This contactor is equipped with screw-type terminals for secure and reliable connections.
What is the control supply voltage for this contactor?
The control supply voltage for this contactor at AC is rated at 230 V for both 50 Hz and 60 Hz frequencies.
What is the IP protection class of this contactor?
The contactor has an IP20 protection class rating for both the front and terminal areas, indicating a basic level of protection against solid objects.
Does this contactor have auxiliary contacts?
Yes, this contactor includes auxiliary contacts, specifically 1 Normally Open (NO) and 1 Normally Closed (NC) contact.
What are the shock resistance specifications for this contactor?
The contactor has a shock resistance of 8.3g / 5 ms and 5.3g / 10 ms for rectangular impulses at AC.
What certifications does this contactor hold?
The contactor holds general product approvals and is compliant with EMC standards, among other certifications.
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.
