CR Intermediate Relay is used in conjunction with a socket, the relay is compact and saves space within the control panel. In addition, the relay has an IP rating of 67, which is completely protected against the ingress of dust and airborne particles, and is waterproof and liquid-proof and can be immersed in water up to a depth of one meter. Standard sockets, logic sockets, pluggable function modules, brackets and markers are available as accessories.