Includes at least the following DIN A4 modules with the following characteristics: All modules are supplied as a DIN A4 high didactic panel with 4mm secure connection plugs and color printing of wiring diagrams, photos etc. 1x Time Overcurrent Relay with directional feature Nominal current: IN=1A Un: 400V Nominal frequency: 50-60Hz Setting ranges: I>: 0.5-2.0x IN/tI>: 0-100s, I>>: 1-15x IN/t>I>: 0-2.5s Tripping characteristics: - normal inverse - very inverse - extremely inverse - independent integrated interface RS 485 1x Time Over / Undervoltage Relay Nominal voltage: 100V / 110V / 230V / 400V Nominal frequency: 45-66Hz Power consumption: 3.5VA Thermal stability: 1.3x UN (constant) Resert ratio: Adjustable, via the hysteresis Release time: 300ms Response time: 300ms, minimum Output relay: Switch-on current: 20A, Nominal current: 5A Max. contact rating: 1250 VA/DC; 120W/DC, ohmic, 500VA/AC; 75W/DC, inductive LED indicators: "U" = Release (permanently on) Potentiometer controls: for U/UN 95%...120%, for t 0s...10s, for differential 2%...10%, integrated interface RS 485 1x Power and Reverse power relay Nominal voltage: 100V, 110V, 230V, 400V Nominal frequency: 35-78Hz Power consumption: - voltage circuit: 1VA, - current circuit: 0.075 VA at IN = 1A, 0.1VA at In= 5A Working range of power detection: - voltage circuit: 40....130% UN - current circuit: 0...120% IN Complied 23246810.6 Thermal load capacity: - voltage circuit: 520V/AC - current circuit: 4x IN Output relay: Switch-on current: 20A, Nominal current: 5A, Max. contact rating: 1250 VA/DC; 120W/DC, ohmic 500VA/AC; 75W/DC, inductive Adjustment ranges: PR > 1.... 30% PN, P> 1....120% PN, tPr ....10s/0...100s, tP 0....10s/0...100s LED indicators: - "ON" = Ready, - P< and Pr> Starting (flashing) - P> and Pr> Starting (permanently on) Controls: - "TEST" pushbutton = initiate self-test - 6 potentiometers for adjusting trip range and switch off times - 8 DIP switches for defining nominal values integrated interface RS 485