Phoenix Contact 1583526 A contact insert with a light gray color is used for various articles and comes in six different positions. It has a minimum conductor cross-sectional area of 0.14 mm² and a maximum of 1.5 mm². The rated voltage is 250 volts, while the rated current is 10 amperes. This contact insert features a screw connection method with a socket type connection, and connectors can only be connected or disconnected when there is no load on them.