Acrel ASJ20-LD1C Line Isolation Monitor Residual Current Monitoring Device

Acrel's ASJ20-LD1C is a reliable line isolation monitor and residual current monitoring device that helps provide differential protection for power transformers. It is equipped with transformer protection relay and features a frequency of 50Hz±5Hz, auxiliary power supply options of AC110V, AC220V, or DC85 ~270V with permissible error ±10%, consumption rate of ≤5W, and installation on DIN rail 35mm. Its compact size of 85×54×64mm makes it easy to fit into any setting.