device: 7SL86 differential/distance protection , 3-pole dual-end fault protection, expandable housing type: flush mounting; BI: 15; BO: 20 (6ST + 14F + 0HS + 0P); I: 6 (protection) + 2 (sensitive ) + 4 (GIS_LPIT); U: 8 ( standard) + 4 (GIS_LPIT); 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 202, PS201, IO208, IO240, CB20 2; modules in 19" row 2: ; LEDs/push-buttons: 32 LEDs; operation panel: integrated; key switch: without; display type: large display; front design: standard;