Siemens 3VA9324-0RL30

The RCD820 is a 4-pole residual current device designed for advanced protection, facilitating load-side mounting. With a rated operational current of 400 A and a voltage range of 100-690 V, it supports a residual current adjustment from 0.03 A to 30 A at a frequency of 50/60 Hz. The device features an adjustable tripping time of 0 to 10,000 ms, enabling customization for various applications.

This device is equipped with several notable functionalities, including integrated alarm management with pre-alarm indications at 30% and 60% of the set current values. It also supports remote-controlled tripping, enhancing operational safety. The RCD820's design includes a screw fixing method and is rated with a protection class of IP40, ensuring suitability for diverse environments.

Additionally, the device facilitates top or bottom infeed configurations and employs busbar connections for the main current circuit. Its mechanical dimensions are 150 mm in height, 184 mm in width, and 110 mm in depth, contributing to a net weight of approximately 3.617 kg. The RCD820 is an accessory for the 3VA2 series and complies with UL standards for temperature ranges from -40 °C to 80 °C.