1. Galvanic isolation between the stabilizer and the main power supply 2. Change the voltage grade
3. Improve the balance of the phase voltage and provide a steady neutral point.
4. Protection from voltage surge and cancel the triplen harmonics.
|Voltage Grade||<= AC1140V|
|Input Voltage range||Rated voltage ±10%|
|Output Voltage||Rated voltage ±3% when input voltage is at the rated voltage.|
|Frequency||50Hz or 60Hz|
|Dielectric Strength||3500V / 10mA / 60s|
|Loading capability||When the transformer is 100% loaded, it can take 3 times current in short time. |
|Insulation||≥100MΩ ( DC 500V )|
Founded in 1983, GridStone Electric is a leading manufacturer of automatic voltage stabilizer and transformer. The products currently include digital static voltage stabilizer, digital servo voltage optimizer, power factor correction units, LV and MV transformers and reactors, UPS, Variable Frequency Power Source, Oil Immersed Induction Voltage Regulator. Thanks to over 30 years in the business and on going technical research, GridStone have become a competitive high-tech company, and meet the requirements of a constantly growing number of customers through design, production and service.
Besides standard production, GridStone is flexible and strong at custom design and production according to the customers' specification. Expert training and technical support are available to serve the customers quickly and professionally.
GridStone factories are ISO9001 and ISO14001 certified.