Purpose: Water pump, fan, navigation vehicle, ordinary single-phase motor soft, replace adjustable auto former start, soft start of frequency converter, etc. Simple wiring, no need to connect bypass contactor Single motor start module, soft , simple wiring, manual or automatic, compatible with 220V, 50-60Hz Voltage compatibility: single-phase 220VAC, two-phase 380VAC, frequency: 50-60Hz The soft start time is adjustable from 0-30s (soft start time refers to the whole process 0-220V, 0-380V) The initial voltage is adjustable from 0-50% to the rated voltage (220V-380V) There are two ways to use: 1. When the switch is closed, the main power supply is powered on and the soft start starts. 2. Use a switch to control, close the soft start and disconnect the stop Color: Black Material: Metal Package Contents: 1 x Single-phase soft module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.