I have a 22kw single phase motor to connect up and i thought it would be straight forward but the connections are confusing me. Hopefully it will run the 440 v motor.
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U1 v1 w1 motor wiring 3 phase. Its rated at 1 hp. Im trying to get a 400 v 3 phase motor to work on a table saw feeder. If it says delta then connect the interlinks vertically between u1 and w2 v1 an u1 and w1 and v2. It runs other equipment fine. I asked a spark yesterday about the terminals but he couldnt help as he only wires domestic and has never touched motors. It is a two capacitor startrun motor but the terminals are marked u1u2v1v2w1w2 etc.
Two wire bundleslegs coming out of the motor casing leg 1 has u1u5 v1v5w1w5 leg 2 has u2 u6v2 v6 w2 w6 placard on motor. Connect the other 3 wires u1 v1 w1 to your 3 input phases. 3ø wiring diagrams 1ø wiring diagrams diagram er9 m 3 1 5 9 3 7 11 low speed high speed u1 v1 w1 w2 u2 v2 tk tk thermal overloads two speed stardelta motor switch m 3 0 10v 20v 415v ac 4 20ma outp uts diagram ic2 m 1 240v ac 0 10v outp ut diagram ic3 m 1 0 10v 4 20ma 240v ac outp uts these diagrams are current at the time of publication. 94 l1 l2 l3 v1 1 2 u1 3 w1 3 ph motor gnye v1 2 l2 1 l1 u1 3 4 5 6 7 8 gnye l3 3 ph motor w1 w2 u2 v2 t1 t2 1 2 3 4 5 6 7 8 gnye l1 l2 l3 u1 v1 w1 v2 3 ph motor w2. 3 phase ac motor wan nan china type ycf 22 4th no. For a 3 phase motor 3 of the wires would be connected together and also connected to neutral if its a star configuration more commonly called a wye.
It seems to make sense when i draw it this way but i guess it depends on how you label the windings. Diagram dd6 diagram dd8 m 1 ln e. If the motor rating plate on a three phase motor says star connect the interlinks horizontally connecting w2 u2 and v2 together. If the motor turns the wrong way swap any 2 of these. Connect u2 v2 and w2 to this common point. U1 or red u1 or red v1 or yellow v1 or yellow w1 or blue w1 or blue thermal contacts tb white thermal contacts tb white l1 l1 l2 l2 l3 l3 e e codes.
And upwards diagram dd5 two speed motors for all other single phase wiring diagrams refer to the manufacturers data on the motor. U1 u5 w6 w2line 1 u1 u2 v1 v5line2 v6 v2 w1 w5line3 the spindle spins freely and the motor show s no obvious signs of failure. Found an old machine motor thats rated at 400 v also thought id try hooking up my shop using a 3 phase motor generated 220208 v 3 phase. Take u1 with v1 and v2 with w2 and w1 with u2 as per drawing will it affect motor rotation power phase or what the effect this wiring will cause motor.
Gallery of U1 V1 W1 Motor Wiring 3 Phase
