Motor protection relay, LR9D69, Schneider Electric
TeSys LR9D electronic overload relay, 150A/1000V, thermal setting range 90-150A, selectable tripping class 10-20, for protection of 3-phase motors 55-75kW@400V. Relay for balanced or unbalanced loads, it includes also an overload alarm function prior to the overload tripping to allow load shedding management. It provides a thermal adjustement dial, buttons for test, stop and reset, dispswitches for balanced/unbalanced load type and 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 bolt terminals for bars or cables with lugs, it connects directly to the bottom terminals of 3-pole contactors LC1D115, D150. Mounting on DIN rail or screw fixing, separated from contactor, can be done without accessories. Multi-standards certified (IEC, UL, CSA, CCC, Marine), Green Premium compliant (RoHs/Reach).
