... electric vehicle, 220vac to 200v-440vdc,wide dc output Model SD2200-400SD2600-96SD3300-440SD3300-400SD6600-440Output ... parameterMulti-protection functionInput overvoltage and undervoltage protection, output overvoltage protection, overheat protection, short circuit protection ... no fanProtection classIP66Insulation resistanceFull insulate input and output part, insulation resistance>20MΩStart delay time ...