Baldor AOM3710T 7.5HP, 1755RPM, 3PH, 60HZ, 213T, 3728M, TEAO, FBaldor AOM3710T Additional Information ManufacturerBaldor Nameplate Output0. 75 Number of Poles2 Phase3 MultiplierL1 Shaft Diameter (In.)0. 75 Speed 3600 RPM Product Style GRINDER Wheel Bore Size (In.)0. 75 Wheel Diameter(In.)8 Wheel Face(.)1 Starting Method Full Voltage Frame 213T Output @ Frequency 7. 500 HP @ 60 HZ Synchronous Speed @ Frequency 1800 RPM @ 60 HZ Voltage @ Frequency 460. 0 V @ 60 HZ Frame Material Steel Motor Letter Type Three Phase