56 Frame Motor
In this reference we will be using bracket mount motors only pictured below they are unique in the fact that they have a welded stand or base for mounting purposes other style motors such as square flange and round face c bracket are all 56 frame motors.
56 frame motor. Drive pulleys sold separately. 1 5 1800 575 56 at1 5 18 575 56 334 66 1 8 75 0 30 2 1800 575 56 at2 18 575 56 396 82 2 4 77 0 41. Typical examples of frame numbers 48 56 145 and 215. The largest of the current fractional horsepower frame sizes is a 56 frame which is available in horsepowers greater than those normally associated with fractionals.
Electrical motor efficiency ratings nema electrical motor efficiency ratings electrical motor shaft power electrical motors are rated in horsepower or watt electrical motors full load amps full load currents for 460 volts 230 volts and 115 volts motors single and 3 phase. Double lip seals on both ends of the motor with an additional shaft slinger on the drive end o rings installed on endbells to. This motor does not work on direct drive mount hoists. Frame 3 3 7 4 3 5 4 4 2 29 5 42 60 48.
Association frame size refers to mounting only and has no direct bearing on the motor body diameter. Smith motor is the only motor currently made in the 48 frames for the boat lift industry. Specific systems and equipment running including residential hvac systems farm equipment pumps and vacuum systems. Certain nema 56z frame motors have 1 2 x 1 1 2 long shaft with 3 64 flat.
56 frame 56c frame fractional motors from worldwide electric. C or d let you know that there is a flange on the drive. In any standard frame number designation there are either two or three numbers. For example if you have a 324t frame motor every manufacture of motor will have the same shaft diameter shaft length and bolt hole mounting dimensions but be warned your physical size of the motor may differ.
Motor supplies are used to repair and maintain motors improve their efficiency mount them in place and adapt them for use in specific tasks. The frame number relates to the d dimension distance from center of shaft to center bottom of mount. Smith motor is intended for use with the hefty hoist pwc drive and will not work with a 56 frame hoist. Discontinued nema frame.
How to determine weather you have 48 or 56 frame bracket mount motor. Please note the 48 frame a o. There are other common letter suffixes that are also standard. Base of 56hz frame motors has holes and slots to match nema 56 56h 143t and 145t mounting dimensions.
Similarly a 56 frame motor would have a shaft height of 3 1 2 inches. For example 56 frame motors are built in horsepowers up to 3 hp and in some cases 5 hp.