LA1-DN11,LA1-DN22,LA2-DN11,LA2-DN22 LA1-DNseries auxiliary contact blocks are installed at the top of LA2-DN control relay or LC1-ND contactor for expanding the couples of auxiliary contacts points, Owing to adopt the contacting functions of sliding friction, the item can be self cleaning & ensure the electric circuit to be reliable. LA2-DN time delay auxiliary contact blocks are combined with LC1-D AC contact & LA1-DN auxiliary contact block into be LC3-DN star-delta reduced colt age starter to start motor.

La2-Dr2 Contactor Block