... adjustment,strong anti-interference ability.Performance FeaturesPhase error protectionMistaken phase protection Broken phase protectionInput voltage:380V±10%Surrounding Temperature: -10ºC ... 30(H)Use MethodFollowing the diagram, connected the three phase 380V power with the terminal A,B,C respectively. ... A,B,C connect with a wrong phase ,change the positions of any two phase wires of the three. When the ...