device: 7UT85 transformer protection two- winding transformer housing type: flush mounting; BI : 33; BO: 33 (23ST + 8F + 0HS + 2P); I: 16 (protection); U: 0 ( standard); measuring transducer inputs: 0 (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, IO203, IO204, IO20 5, CB202; modules in 19" row 2: ; LEDs/push-buttons: 16 LEDs; operation panel: integrated; key switch: without; display type: large display; front design: standard; auxiliary voltage: 24 V - 48 V DC ;