
Description for 3UG4633-1AL30
The Siemens 3UG4633-1AL30 is a state-of-the-art digital monitoring relay designed for precise voltage monitoring in both AC and DC systems. With a compact dimension of 22.5 mm, it operates effectively within a voltage range of 17-275 V, ensuring reliable performance in various industrial applications.
This relay features advanced capabilities including overshoot and undershoot detection, self-powering functionality, and adjustable spike delay settings ranging from 0.1 to 20 seconds. The hysteresis is finely tunable between 0.1 to 150 V, allowing for customized operation according to specific requirements.
Equipped with one CO contact and offered with or without an error buffer, the 3UG4633-1AL30 provides versatile installation options through screw terminals. This product serves as a successor to the 3UG3534 and 3UG3535 models, making it an excellent choice for businesses seeking a reliable solution for voltage monitoring.
Manufactured in Germany and backed by Siemens’ renowned expertise, this digital monitoring relay represents a smart investment in your electrical monitoring needs. Enhance the safety and efficiency of your operations today with the Siemens 3UG4633-1AL30.

