Electric Motor Testing Standards

The measurements shall be carried out with an instrument conforming to iso 2954 10 1000 hz frequency range.

Electric motor testing standards. The gems regulator has identified an issue relating to the test methods and test standards for three phase cage induction motors electric motors listed in the greenhouse and energy minimum standards three phase cage induction motors determination 2012 the current determination refers to test method a method a as aligning with the standards as nzs 1359 102 3 2000 or iec 61972 and test. Listed below are some commonly used electrical standards and approved codes of practice. The bearings allow the shaft or rotor assembly to turn freely and smoothly in the frame. Bearings are located at both ends of the motor which are sometimes called bell housings or end bells.

Additional standards and codes of practice would generally be needed to satisfy a specific application it is the responsibility of the specifier to select and apply these. Ss95211 authorized licensed use limited to. Current global motor energy efficiency standards published all iec international electrotechnical commission standards can be purchased at www iec ch a preview of each standard on rotating electrical machines is available below including the table of contents foreword scope and normative references both in english and french. Electric motor standards as defined by the iec and the harmonized european standard custom search.

However there are other applicable standards worth knowing about where the mcemax technology can be utilized to assist in verifying motor acceptability to the standard. Many electric motor failures are caused by bearing failures. Begin to check the bearings of the motor. There are a few very often mentioned standards like the ieee43 and ieee95.

How to test and check single phase electric motors. Electrical standards and approved codes of practice. With the motor at normal operating temperature the vibration velocity shall not exceed 2 8 mm s rms or 4 mm s peak in any direction. Are you working with electric motors or there is the need to specify motors and you need to know what standard applies to what area of electric motors.