Transformer of current type "LMZH". ARE USED IN AC INSTALLATIONS OF INDUSTRIAL FREQUENCY. THEY ARE INSTALLED IN CRUETS.
THE PRINCIPLE OF OPERATION IS BASED ON THE PHENOMENON OF MUTUAL INDUCTION, THE OUTPUT CURRENT OF THE SECONDARY WINDINGS IS PRACTICALLY PROPORTIONAL TO THE PRIMARY CURRENT AND RELATIVELY SHIFTED IN PHASE BY AN ANGLE CLOSE TO ZERO. THE PRIMARY WINDING OF THE TRANSFORMER IS THE CURRENT CARRYING BUSBAR OF THE APPARATUS. THE TRANSFORMER CAN HAVE UP TO SEVEN CORES WITH SECONDARY WINDINGS.
THE SECONDARY WINDINGS ARE UNIFORMLY WOUND ON TOROIDAL MAGNETIC CORES AND FILLED WITH EPOXY RESIN. THE SECONDARY WINDING TERMINALS AND THE EARTH TERMINAL ARE LOCATED IN THE CONTROL CABINET OF THE CRUET AND ARE COVERED WITH A SEALED COVER. CHARACTERISTICS : -NOMINAL FIRST currents, A-100-4000-NOMINAL OPERATION, KV-245
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