RST - Electrical installation with system. In many applications, electrical equipment and equipment must function safely under difficult environmental conditions. The ingress of moisture or foreign objects in production facilities, garages or outdoors must be prevented for reliable function. Even an unscheduled submersion is possible with this system within the scope of the specified protection class. (The system is not designed for permanent underwater operation.) This 3-pin connector (plug part) is designed for applications up to 250V and 20A. The connection type of the contact points is in screw design, the cross-sectional range is 0.75 – 6 mm². It can connect cables in the range of 10-14 mm. We do not assume any liability for the accuracy and completeness of the information.