... to achieve automation of power supply.Technical featuresAll english touched display ,operation convenient, intuitive;Pulling-down menu setting, user can ... , current leakage interlock, over voltage absorption, triphase imbalance;Real-time display triphase current, system voltage, operation status, loop on-line status ... ).QJZ-2000/1140(660)-4(6.8.9.10.11.12)Disk Type QJZ1-2000/1140(660)-4(6.8.9.10.11 ...