The CR-M024DC4 pluggable interface relay is a miniature relay, which is to be connected to a suitable ABB CR-M socket. Pluggable, the relay and socket combination can be seamlessly snapped onto a DIN rail. This relay operates with a nominal control supply voltage of 24 V DC and has a 4 c/o (SPDT) output with contacts rated at 250 V / 6A, enabling multiple circuits to be switched with a single input signal. The relay has a built-in test button which is used to manually activate the relay by locking its output contacts. The test button facilitates testing and commissioning. The relay also has a built-in LED, which provides visual indication of relay coil energisation. Standard sockets, logic sockets, connected functional modules, bases and indicators are available as accessories. Standard sockets, logical sockets, connected functional modules, a bracket and an indicator are available as accessories.