“380V/220V Y/△” noted on the nameplate of a non-synchronous motor means that()
The nameplate of an AC non-synchronous motor shows that running speed is 1460r/minfrequency 50HzYou can infer that the number of magnetic poles is()
“380V/220V Y/△” noted on the nameplate of a non-synchronous motor means that()
The nameplate of an AC non-synchronous motor shows that running speed is 1460r/minfrequency 50HzYou can infer that the number of magnetic poles is()