TeSys LR9D electronic overload relay, 110A/690V, thermal setting range 22-110A, selectable tripping class 5-10-20-30, for protection of 3-phase motors 15-55kW@400V.Differential device with phase failure and load unbalance detection.It provides a thermal adjustement dial, buttons for test, stop and reset as well as manual-automatic reset selector, dipswitches for tripping class selection, a flag indicator and 2 auxiliary contacts 1NO 1NC for fault signalling.Settings are protected by a transparent cover lockable by sealing.Connection by screw clamp terminals.Mounting on DIN rail or screw fixing independant from contactor.Multi-standards certified (IEC, UL, CSA, CCC), Green Premium compliant (RoHs/Reach).