... main wire terminals, i.e. A_IN, B_IN, C_IN, N_IN is three-phase and four- line AC input, A_OUT, B_OUT, C_OUT is ... the corresponding soft-start output to link with the three-phase compressor. 2. Control wire terminals: Row connector is ... , and right one is bypass control. Scope of application: Three-phase air conditioners Three-phase motors Environmental parameters: 1. Operating temperature range ...