Semiconductor soft starter 3RW3 8.5.3 Wiring diagrams There are two possible variants for wiring the soft starter 3RW3: Cycling by pushbutton and latching of the ON pushbutton via the auxiliary "ON" contact of the 3RW3 Cycling via a switch ON/OFF N(L-) L1(L+) L1 (L+) OFF K1 ON K1 Fig. 8-23: Wiring diagrams, 3RW3 N (L-) 3RW30 3RW302. 3RW303./3RW304 N (L-) L1 (L+) F1 OFF K1 3RT 3RV 3RU/3RB10 I > 3RW30 3RW30 ON 3 ~ M 3 ~ M Fig. 8-24: Wiring diagrams, 3RW30 8-36 Stand 08/99 A2 A1 1 K1 IN1 A1 A2 A2 A1 1 13 14/23 24