device: 7SA86 distance protection, 3- pole with standard version housing type: surface mounting; BI: 31; BO: 21 (11ST + 6F + 0HS + 4P); I: 3 (protection) + 1 (sensitive); U: 4 (standard); measuring transducer inputs: 0 (20 m A or 10 V, fast), 0 (20 m A, normal); housing width: 2/3 x 19''; modules in 19" row 1: IO 202, PS201, IO204, IO204; modules in 19" row 2: ; LEDs/push-buttons: 32 LEDs; operation panel: detached, width> 1/3 + 2.5 m cable; key switch: with; display type: large display; front design: standard; auxiliary voltage: 60 V - 250 V DC,