Modul de funcţionare: Prin acţionarea butonului Start se energizează contactorul punte Q2 si se automenţine prin contactul auxiliar normal deschis . Simultan se aplică tensiunea la releul de timp T1 si prin contactul normal deschis
DOL start, for motor with heavy starting duty
Operation mode: By pressing Start push button bridge contactor Q2 is energized and maintains itself via Q2 normal open auxiliary contact. At the same time, voltage is applied to the time ON delay T1 timer. The
