Tesys Lr97D Electronic Overcurrent Relay, 1.5A/690V, To Be Supplied With 100-120V Ac, For Protection Of Motors With A Rated Current.3-1.3A. It Provides 3 Dials To Adjust The Protection, Load (0.3-1.5A) For The Overcurrent Level, O-Time (0.3-10Sec) For The Acceptable Duration Of The Overcurrent, D-Time (0.5-30Sec) For The Starting Duration. In Addition, The Device Trips When The Current Is Higher Than 3 X Load During More Than.5Sec In Steady State And If There Is A Missing Phase During More Than 3Sec. The Settings Include Selectors For 1-Phase/3-Phase Motors And Manual/Automatic Reset, And The Device Has A Reset Button, A Test/Stop Button, 2 Led Indicators (Run/Trip), 2 Auxiliary Contacts 1No/Nc For Fault Signalling. Settings Can Be Locked By Sealing The Transparent Cover. For Direct Attachement To The Bottom Terminals Of A 3-Pole Contactor Lc1D09-D38, With Screw Clamp Terminals On Bottom, The Separate Mounting From The Contactor Is Possible Using The Terminal Block Lad7B106 (To Be Ordered Separately). Multi-Standards Certified (Iec, Ul, Csa, Ccc, Eac), Compliant Rohs/Reach.