Electrical System Testing
Earth Pit testing
We have the latest equipment to test the soil resistivity & earth resistance of grounding grids.
Energy meter testing
We have unique facility for online testing of energy meters without disconnecting the wires by high quality portable Standard Test set of 0.05 / 0.2 class accuracy. The following Electrical parameters can be checked:
Our meter testing system offers:
- On site testing of meter without disconnecting the load.
- Wide range of voltage and current inputs.
- Maximum current up to 5A in direct mode and 3000 A in clamp on mode.
- High accuracy (0.05% in direct mode & 0.2% in clamp on mode).
- Automatic error display.
- Computer generated test report.
- Tested and calibrated by NABL approved test house.
Harmonics / Power Quality Testing
Dew Energy has unique facility for on-site testing of Harmonics and Power quality without disconnecting the wires by high quality German 0.05/0.2 class portable Working Standard & Power analyzer.
The following Electrical parameters can be checked on-line:
THD & upto 65th Harmonics of current, voltage, Active, Reactive & Apparent Power.
Power Quality analysis
Dips, Swells, Interruptions, Harmonics, Interharmonics, Signal voltages, Voltage unbalance, Flicker, Transient capture ≥ 200µs (10 kHz)