device: 7UT86 transformer protection three- winding transformer housing type: flush mounting; BI : 39; BO: 34 (14ST + 20F + 0HS + 0P); I: 12 (protection) + 8 ( sensitive); U: 3 (standard); measuring transducer inputs: 4 (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, IO201, IO201, IO20 7, IO210; modules in 19" row 2: ; LEDs/push-buttons: 32 LEDs; operation panel: integrated; key switch: without; display type: large display; front design: standard; auxiliary voltage: 60 V - 250 V DC, 100 V - 230 V AC;