Dynamo electric machinery; its design, construction, and operation; direct-current machines (1915)
Sheldon, Samuel, 1862-1920, Hausmann, Erich, 1886- joint author · New York, D. Van Nostrand Company; · leaf 87
n depends upon the terminal volt-age of the machine, and should be capable of withstandingseveral times this voltage without puncturing. On theother hand, the thickness should not be so great as tomaterially lower the space factor of the slot, i.e. the ratioof the copper cross-section to the slot… … A partly-wound armature for a 200-K.W., 500-volt gen-erator manufactured by the Allis-Chalmers Company isshown in Fig. 44. After all the coils are in place, the 76 DYNAMO ELECTRIC MACHINERY. exposed portions of the windings, or the end-connec-tions, must be firmly bound to withstand the…
Electric machinery
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