device: 7UT86 transformer protection three- winding transformer with standard version housing type: flush mounting; BI: 21; BO: 14 (10ST + 4F + 0HS + 0P); I: 8 (protection); U: 8 (standard); measuring transducer inputs: 0 (20 m A or 10 V, fast), 0 (20 m A, normal); housing width: 5/6 x 19''; modules in 19" row 1: IO 203, PS201, IO206, IO211, PS20 4; modules in 19" row 2: ; LEDs/push-buttons: 8 push-buttons /LEDs(NE)+48 LEDs; operation panel: integrated; key switch: without; display type: large display; front design: standard; auxiliary voltage: 24 V - 48 V DC