... weight,High efficiency; 3.100% full-load burning test; switching power supply -----Manufacturer in Liushi for 8years, ISO 9001:2008 certified.-----All ... ~500Hz,2G 10min./1cycl, period for 60 min, each along X, Y, Z, axes 5.SAFETY Withstand Voltage I/P-O ... %Setup,Rise,Hold Time200ms,100ms,30ms at full load switching power supply