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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RT1055-6NP36 |
| Alternative Part Number | 3RT10556NP36 |
| Manufacturer | Siemens |
| Operating Voltage | 200 to 277 V ac/dc |
| Power Rating | 181 kW |
| Current Rating | 185 A |
| Number of Poles | 3 Poles |
| Contactor Size | Size S6 |
| Connection Type | Bar Connections |
| Operating Mechanism | Electronic with PLC Interface |
| Control Circuit Voltage | 24V DC |
| Auxiliary Contacts | 2NO+2NC |
| Installation Altitude | Up to 2,000 meters above sea level |
| Ambient Operating Temperature | -25 to +60 °C |
| Mechanical Operating Cycles | 10,000,000 for contactor, 5,000,000 for contactor with electronics-compatible auxiliary block |
| Protection Class | IP00, IP20 with cover/box terminal |
| Degree of Pollution | 3 |
| Shock Resistance | Yes, with specified g/ms values for AC and DC |
| Safety Features | Mirror contact according to IEC 60947-4-1 |
The Siemens 3RT1055-6NP36 is a robust power contactor designed to handle significant electrical loads with ease and reliability. Engineered for high-performance applications, this contactor is capable of managing AC-3 150 A and 75 kW at 400 V, making it an ideal choice for industrial environments where efficient power distribution is critical.
Crafted with precision, the 3RT1055-6NP36 features a three-pole design and comes equipped with auxiliary contacts (2 NO + 2 NC), ensuring flexible integration into various control circuits. The contactor's busbar connections are designed for straightforward installation and maintenance, while the electronic drive with a PLC interface operating at 24 V DC ensures seamless communication with programmable logic controllers.
With a size S6 frame, this contactor is compact enough to fit into standard configurations yet powerful enough to deliver reliable performance. The unit's captive auxiliary switch, compliant with DIN 50012 standards, adds an extra layer of operational security and convenience.
The Siemens 3RT1055-6NP36 is built to withstand challenging conditions, boasting a high degree of protection against contact and ingress, as well as resistance to shock and vibration. Its mechanical service life is rated for millions of operating cycles, which speaks to its durability and long-term reliability.
This power contactor is a testament to Siemens' commitment to quality and innovation, offering a solution that combines functionality, durability, and ease of use for industrial applications that demand the best in power management.
Commonly Asked Questions
Is my order covered by a warranty?
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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Our service to you
Lightning-Fast Express Shipping: Receive your order in record time with our express shipping options, ensuring you minimize downtime and keep your projects on track.
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Rock-Solid Reliability at a Fraction of the Cost: Get pre-owned electronic parts that are fully tested for peak performance, saving you money without compromising on quality, backed by a comprehensive warranty.
Frequently Asked Questions
What voltage range does the Siemens Power Contactor operate within?
The Siemens Power Contactor operates within a voltage range of 200 to 277 V ac/dc.
What is the maximum power rating for this contactor?
The maximum power rating for this contactor is 181 kW.
How many poles does this contactor have?
This contactor has 3 poles.
Can you specify the size of this Siemens contactor?
The size of this Siemens contactor is S6.
What is the rated operating current of this contactor?
The rated operating current of the contactor is 185 A.
Is this contactor suitable for side-by-side mounting?
Yes, this contactor is designed to allow for side-by-side mounting.
What type of connections does the contactor support?
The contactor supports bar connections and has screw-type terminals for auxiliary and control current circuits.
What is the typical mechanical operating life of this contactor?
The typical mechanical operating life of the contactor is 10 million operating cycles.
Does the contactor come with auxiliary contacts?
Yes, the contactor comes with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts.
What are the dimensions of the contactor?
The contactor has a height of 172 mm, a width of 120 mm, and a depth of 170 mm.
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.
