Digital voltage regulator D-VO LIGHT

single-phasethree-phasefor generator sets

Model D-Vo Light Frame size 400 ÷ 900 Technology DIGITAL Regulator D-Vo Light Part number 10024471 Compliance CE DNV / GL type approved Main Data Generator frame size Standard: all marine generators On request: any Marelli Motori generator from 160 frame size AVR supply Auxiliary winding PMG Mains Voltage sensing Single phase | 3-phase Voltage remote control Arrangement Radio interference supressor Arrangement for external filters Over-exitation device Arrangement for varicomp | PMG Parallel operation with the mains Internal Parallel operation with similar generators Arrangement Standard protections Field over-current, field over-voltage, generator over/under voltage, generator over-current, loss of sensing, Diode monitoring (DMS) Limiters Under-frequency, over/under-excitation Function PC interface, Modbus TCP/IP, FRT detection, soft start, 9 digital input, 3 digital outputs, 3 analogue inputs, external potentiometer Electrical characteristics Power supply voltage Up to 250Vac @ 50 ÷400Hz - 1-ph/3-ph Control power supply 24 ÷ 250 Vac @ 50 ÷ 400 Hz - 1-ph/3-ph Power supply source Auxiliary windings, mains, PMG Voltage sensing type 1-phase / 3-phase Voltage sensing range 100 ÷ 480 Vac Current sensing type 1-phase / 3-phase Current sensing range 1A Maximum continuative field current 0 ÷ 10 Adc Maximum forcing field current 0 ÷ 20 Adc Maximum field voltage 200 Vdc Field resistance 3 Ω ÷ 20 Ω Regulation accuracy from no load to full load ±0.25% of rated voltage Steady state accuracy ±0.1 % of rated voltage Accuracy with ±4% engine governing ±1 % of rated voltage