The Siemens 3RU2126-4DB0 is a high-quality overload relay from the renowned SIRIUS series, designed to provide reliable motor protection. This component is engineered to handle a voltage of up to 690 V ac and is suitable for a variety of industrial applications. It features a compact design with dimensions of 45 x 85 x 85 mm, making it an excellent choice for installations where space is at a premium.
The overload relay is equipped with both 1NC (normally closed) and 1NO (normally open) contacts, and it utilises a screw connection method for secure and straightforward installation. The device is rated for a thermal overload release current range of 20 to 25 A, ensuring that it can be adjusted to protect motors of different sizes within this range.
With a trip class of 10, the Siemens 3RU2126-4DB0 is designed to provide a quick response to overloads, thereby safeguarding the motor and associated equipment from potential damage. The manual-automatic reset feature offers flexibility in operation, allowing for both manual intervention and automatic reset in the event of an overload trip.
This overload relay is part of the SIRIUS product family, which is known for its durability and reliability in demanding industrial environments. The 3RU2126-4DB0 is a testament to Siemens' commitment to quality and innovation in motor control and protection.