The CT-ERD.12 is a single-function electronic time relay from the CT-D timer range. It provides an ON-delay (delay on make) function with 7 time ranges from 0.05s to 100h. This time relay operates with a rated control supply voltage of 24-48 VDC/24-240 VAC and has a 1 C/O (SPDT) output rated at 250V/6 A.