JS EN 60034-30:2012 Rotating electrical machines Part 30: Efficiency classes of single-speed, three-phase, cage-induction motors (IE-code)
This part of IEC 60034 specifies efficiency classes for single-speed, three-phase, 50 Hz and 60 Hz, cage-induction motors that: have a rated voltage UN up to 1 000 V; have a rated output PN between 0,75 kW and 375 kW; have either 2, 4 or 6 poles; are rated on the basis of either duty type S1 (continuous duty) or S3 (intermittent periodic duty) with a rated cyclic duration factor of 80 % or higher;
(Published Document (JS))
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