TeSys island - load management system up to 80A. Interface card - voltage measurement. Connection screw terminals, status LED. Device width 22.5 mm, for DIN rail mounting. Interface for connecting the mains voltage and energy measurement at load level. Optimized for single-phase to three-phase loads, no control wiring required. Rated voltage 400 V, according to AC-3. TeSys island - Industry 4.0 optimized load management system with IIOT protocols. For measuring energy at load level.