... Adopt high performance computer chips, combines measurement, control, protection, remote control and Programmable management, DL-350 can fully meet ... 2) Authorised access, secure communication,3) Automatic transfer switching control and engine control,4) Logs last 50 events & alarm informations,5 ... (8-35VDC)Working Current0.4A@12V / 0.2A@24VAC Input Voltage10-300VAC RMS (≥40Hz)AC Input Frequency3-70Hz ...