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Specification & Description
The Siemens 3RB3016-1NB0 is a state-of-the-art solid-state overload relay designed for motor protection. This compact device is part of the SIRIUS product family and is engineered to provide reliable protection for motors in industrial applications. With an adjustable pick-up value current range of 0.32 to 1.25 A, it ensures precise protection for a variety of motor sizes.
Crafted for size S00 contactors, the 3RB3016-1NB0 features a manual-automatic-reset function and is equipped with screw-type terminals for both the main and auxiliary circuits, facilitating straightforward installation and maintenance. The overload relay is rated for use in networks up to 690 V and can withstand impulse voltages up to 6 kV, making it robust against electrical disturbances.
The device is designed with user safety in mind, offering finger-safe protection and an IP20 rating on the front, ensuring protection against solid objects. It is also capable of operating in a wide range of ambient temperatures, from -25 to +60 degrees Celsius, making it suitable for challenging environmental conditions.
The 3RB3016-1NB0 is compliant with international standards, including EMC for use in hazardous locations, and comes with a variety of certifications and approvals. Its solid-state design means it has no moving parts, which contributes to a longer service life and reduced maintenance requirements.
This overload relay is an essential component for industrial automation systems, providing both protection and peace of mind. Its robust construction and advanced features make it a valuable addition to any motor control setup.
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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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 overload relay is this?
This is a solid-state overload relay designed for motor protection, suitable for use with size S00 contactors.
Can the terminals for auxiliary and control circuits be removed?
Yes, the overload relay features removable terminals for auxiliary and control circuits, facilitating easier wiring and maintenance.
What is the insulation voltage rating for this overload relay?
The insulation voltage rating for this overload relay is 690 V with a degree of pollution 3.
What is the product's protection class on the front?
The protection class on the front of the overload relay is IP20, indicating protection against solid objects larger than 12mm but not against liquids.
What is the maximum installation altitude for this overload relay?
The maximum installation altitude for the overload relay is 2,000 meters above sea level.
What is the ambient temperature range for operating this overload relay?
The ambient temperature range for operating the overload relay is between -25°C and +60°C.
What is the trip class of this overload relay?
The trip class of the overload relay is CLASS 10E, which refers to the time it takes for the relay to trip in an overload condition.
What are the dimensions of this overload relay?
The dimensions of the overload relay are 79 mm in height, 45 mm in width, and 73 mm in depth.
What is the rated operating voltage for this device?
The rated operating voltage for this overload relay is 690 V.
How is the overload relay mounted?
The overload relay is designed for direct mounting onto a contactor, allowing for a compact and efficient setup.
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.
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.
