The CT-D series time relays in MDRC design are housed in a housing that is only 17.5 mm wide and fits into all standard installation and distribution cabinets. The CT-D series is the link between industrial and installation design. For maximum flexibility in use, 10 single and 2 multifunctional devices with 7 time functions are available. The devices have 4 or 7 time ranges that can be set from 0.05 seconds to 100 hours. Their wide voltage input enables worldwide use.