March, 2019
HVgrand staff installed and commissioned the combination wave generator successfully in Brazil SPD customer in MARCD,2019. This product can output 20kV 10kA combination wave and 20kA 8/20μs, which can test Class II and Class III SPDs.
April 12,2021
HVgrand has delivered 85kV 1540kVA AC resonant test system to Croatian customer in April, 2021.
AC resonant test system is used for AC voltage test of MV cables.
The partial discharge value of the whole system is less than 1 PC.
JULY 2020
HVGrand delivered 12pcs 100kV resistors for 300kV impulse generator to ProlecGE Mexico transformer factory in 2020.
