device: 7UT86 transformer protection three- winding transformer housing type: flush mounting; BI : 79; BO: 45 (33ST + 12F + 0HS + 0P); I: 16 (protection); U: 6 ( standard); measuring transducer inputs: 8 (20 m A or 10 V, fast), 0 (20 m A, normal); housing width: 1 x 19''; modules in 19" row 1: IO 203, PS201, IO210, IO210, IO23 1, IO230; modules in 19" row 2: ; LEDs/push-buttons: 32 LEDs; operation panel: integrated; key switch: with; display type: large display; front design: standard; auxiliary voltage: 60 V - 250 V DC, 100 V - 230 V AC;