D-Vo Light
| 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
- Electrical characteristics
- Features
- Dimensions and weight
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 |
| PF / VAR / FCR modes | PF mode: ±0.005PF(with PF between 0.9 lagging and 0.9 leading) VAR mode: ±2% of rated power FCR mode: ±2% of rated exciter current |
| Voltage matching | ±2% of rated voltage |
| Thermal Drift | ±0.5 % of rated voltage |
| Response time | 1 cycle |
| Operating temperature | -30°C ÷ +70°C |
| Storage temperature | -40°C ÷ +80°C |
Features
| Interface | D-Vo Dashboard |
| Function | Droop compensation Soft start Voltage matching |
| Protection | Under-frequency limiter Over-excitation limiter Under-excitation limiter Field over-voltage Field over-current Generator over-voltage Generator under-voltage Generator over-current Loss of sensing Diode monitoring |
| Control | 2 current inputs (4/20mA) 1 voltage input (+/-10V) connection to external potentiometer 100kOhm available 9 digital contact inputs (8 programmable) 3 digital outputs |
Dimensions and weight
| L | 335 mm |
| B | 183,5 mm |
| K | 322 mm |
| J | 148,5 mm |
| H | 60 mm |
| Weight | 3000g |
| Drawing |  |
