prok dvs make static over voltage (ov) and under voltage (uv) relay with phase failure (single phasing) and phase reversal relay available in five models i. E. Vd-02, vd-03, vd-04, vd-05 and vd-06 for various applications. They are provided with fixed or variable voltage settings, auto reset, definite time delay fixed or variable settings.
- solid state circuitry.
- negative phase sequence voltage detection.
- definite fixed or variable time delay.
- low power consumption.
- auto reset.
- fail safe system.
- led indication for healthy and fault indication.
- din rail mounting.
- protection of synchronous and induction motors of any hp rating.
- protection of generators, amf switch boards.
- transformer feeder panel.
- distribution boards.
- voltage regulators.
- protection for ups and single phase applications.