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Specification & Description
The Siemens 3RU1126 Series Overload Relay is a crucial component designed to protect motors from overcurrent situations, ensuring operational efficiency and longevity. This overload relay is suitable for a wide range of industrial applications where motor protection is paramount. With a rated insulation voltage of 690 V and a surge voltage resistance of 6 kV, it is built to withstand challenging electrical environments.
The device features a compact design with dimensions of 45 x 91 x 145 mm, making it an ideal choice for installations where space is at a premium. The overload relay is engineered for direct mounting, facilitating a straightforward and secure installation process. It is equipped with screw-type terminals for both the main and auxiliary circuits, supporting solid and finely stranded wires, which simplifies the wiring process and ensures a reliable connection.
The 3RU1126 Series Overload Relay is designed with a trip class of 10, providing a quick response to overcurrent conditions to prevent motor damage. It has an adjustable pick-up value current range of 11 to 16 A, allowing for precise protection settings tailored to specific motor requirements. The device also includes one normally closed (NC) and one normally open (NO) contact for auxiliary functions, enhancing its versatility in control circuits.
This overload relay is part of the SIRIUS product family, known for its high-quality standards and reliable performance in industrial control applications. It is a preferred choice for professionals seeking robust motor protection solutions that combine functionality with ease of use.
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Frequently Asked Questions
What is the voltage rating for this overload relay?
The overload relay is rated for an insulation voltage of up to 690 V.
Can this overload relay be mounted directly to a contactor?
Yes, the relay is designed for direct mounting to a contactor.
What is the trip class of this overload relay?
This overload relay has a trip class of 10.
What are the dimensions of this overload relay?
The dimensions of the overload relay are 45 mm in width, 91 mm in height, and 145 mm in depth.
What is the operating temperature range for this overload relay?
The operating temperature range for the overload relay is from -20°C to +70°C.
What type of terminals does this overload relay have?
This overload relay is equipped with screw-type terminals for both the main and auxiliary circuits.
What is the protection class of the front face of this overload relay?
The front face of the overload relay has a protection class of IP20.
What is the adjustable current setting range for this overload relay?
The adjustable current setting range for the overload relay is from 11 to 16 A.
How many auxiliary contacts does this overload relay have?
The overload relay comes with one normally open (NO) and one normally closed (NC) auxiliary contact.
Is there a specific altitude at which this overload relay can be used?
The overload relay can be used at an installation altitude of up to 2,000 meters above sea level.
