Dold Undervoltage relay

Dold&Söhne undervoltage relay AA9943.11/001 400V Manufacturer :Dold&Söhne Designation :Undervoltage relay 3AC50-400Hz Type :AA9943.11/001 400V Electrical connection version :Screw connection With removable terminals :no 1-phase undervoltage possible :yes 3-phase undervoltage possible :yes 1-phase overvoltage possible :yes 3-phase overvoltage possible :yes 1-phase window possible :yes 3-phase window possible :yes Contains DC undervoltage function :no Contains DC overvoltage function :no Contains DC window function :no Voltage measuring range 1 :195.5..440 V Voltage type of measuring range :AC Rated control supply voltage Us at AC 50 Hz :230...400 V Rated control supply voltage Us at AC 60 Hz :230..400 V Voltage type for actuation :AC Response value voltage :195.5..440 V Min. adjustable response delay time :0 s Max. permissible response delay time :0 s Min. adjustable release delay time :0 s adjustable release delay time :0 s Max. permissible release delay time :0 s Number of contacts as changeover contacts :1 Width :45 mm Height :77 mm Depth :127 mm Dold&Söhne undervoltage relay AA9943.11/001 400V: Further details To IEC/EN 60 255, DIN VDE 0435-303, arithmetic mean value measurement, response and release value adjustable, closed-circuit current principle (output relay not activated in the event of a fault), LED indicators for operational readiness and contact position, insensitive to harmonics, suitable for networks from 50 ... 400 Hz , EAN: 4030641386481.