ME terminals (test disconnect terminal blocks). A new generation of Test Disconnect Terminal Blocks with screw, spring cage or plug-in connection that allows immediate circuit disconnection or connection of test equipment, current transformers or other components in the circuit. All switching states are recognizable at first glance. A comprehensive and flexible range of accessories is also available. Feed-through and PE terminal blocks with uniform shape Flexible applicable bridge, test and switching accessories Shaft with 6 functions Elongated insulating switch establishes contact and locks securely in the respective switching status Safe short-circuiting simply with conventional plug-in jumpers or conveniently with safety edges Suitable marking cards see order no. ; 627-4752 627-4752 and ; 627-3254 627-3254.