DVS ELECTRO-MECHANICAL VOLTAGE STABILIZERS
three-phase
30 – 2000kVA
three-phase
30 – 2000kVA
| Voltage Stabilisation | Independent phase control | 
| PC selectable output voltage | from 210 to 255V (L-N) from 360 to 440V (L-L) | 
| Output voltage accuracy | ± 0,5% | 
| Frequency | 50Hz ±5% or 60 Hz ±5% | 
| Admitted load variation | Up to 100% | 
| Admitted load imbalance | 100% | 
| Cooling | Natural air ventilatioin. From 35° C aided with fans | 
| Ambient temperature | -25/+45 C | 
| Storage temperature | -25/+60 C | 
| Max relative humidity | 95% (non condensing) | 
| Admitted overload | 200% 2 min. | 
| Harmonic distortion | None introduced | 
| Colour | RAL 7035 | 
| Protection degree | IP 21 | 
| Instrumentation | Input & output digital multimetre | 
| Installation | Indoor | 
| Overvoltage protection | Class II output surge arrestor Optimal Voltage return through supercapacitors in case of blackout |