... one DP 801 Series high voltage DC Withstand test sets, provide DC high voltage source up to 60KV ... for checking the quality of power cables, insulators, transformers, motors, switchgear and capacitors. DP 801 Series test ... , light weight, both control module and high voltage module can be put into one suitcase ... 5 Model DP 801 Series High Voltage DC Withstand Test Sets