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IEC 60034 is an international standard of the International Electrotechnical Commission for ... Electric motors from 0.12 kW to 0.55 kW must meet at least class IE2 ...
The International Electrotechnical Commission (IEC; French: Commission électrotechnique internationale) is an international standards organization that prepares and publishes international standards for all electrical, electronic and related technologies.
IEC 113 (Superseded by IEC 750, i.e. IEC 60750.) IEC 750-1983 (AS 3702 is equivalent, but provides extra information.) IEEE 315-1975 / ANSI Standard Y32.2. Annex F: "Cross reference list of Class Designation Letters" compares IEC 113-2:1971 to the IEEE/ANSI standard. * AS 1102 and IEC 60617 for "Graphical Symbols for Electrotechnology".
Usually utilization category is mentioned in most of the switch gear, with the above contactor stating to be used under AC1 - resistive load & AC3 for motor usage In electrical engineering utilization categories are defined by IEC standards [ 1 ] and indicate the type of electrical load and duty cycle of the loads to ease selection of ...
Reference Data for Radio Engineers (1 ed.). Federal Telephone and Radio Corporation (FTR). pp. 37– 38 (NB. This 1943 publication already shows a list of new "preferred values of resistance" following what was adopted by the IEC for standardization since 1948 and standardized as the E series of preferred numbers in
The International Electrotechnical Commission (IEC; French: Commission électrotechnique internationale) is an international standards organization [3] [4] that prepares and publishes international standards for all electrical, electronic and related technologies – collectively known as "electrotechnology".
IEC designation numbers indicate the physical dimensions of the cylindrical cell. Cells less than one centimeter in height are assigned four-digit numbers, where the first two digits are the diameter in millimeters, while the last two digits are the height in tenths of millimeters.
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