The CT-SAD.22 is a single-function electronic time relay from the CT-D timer range. It provides a star-delta function with 7 time ranges from 0.05 s to 10 min. and a transition time adjustable from 20 ms to 50 ms. This time relay operates with a rated control supply voltage of 24 - 48 V DC / 24 - 240 V AC and has a 2 n/o output with contacts rated at 250 V / 4 A.