800KVA variable-frequency power sources 800KVA variable-frequency power sourcesFeatures1.Have a high voltage, over ... modeOutput frequency50Hz/60Hz/45-65HzLoad stability≤±1%frequency stabilityfixed-frequency≤±0.01%,frequency modulation≤±0.1%Input voltage380V±10% ... -grade:0-150V continuous-tuning; high-grade:0 - 300 V continuous-tuningReaction time≤2mSAmmeter displayFrequency, voltage, current, ...