Energy Counter Dimensions W x H x D: 107.5 x 89.5 x 64.2 mm Frequency: 50...60 Hz Operating temperature: -25...+55 °C Measurement accuracy: Class 1 @ EN 62053-21 Operating voltage: 230/400 VAC Rated measurement input current: 5/1 A Assembly type: DIN-Rail Display type: LCD Displays: 8-Digit Measurement input: Transformer Operating voltage type: 1-/3-phase Output: Optocoupler Protection rating: IP20 Character height: 6 mm Decimal places: 2 Rated measurement input current: 5 A Tariff register: 1