Small motors, transformers, electromagnets; a practical presentation of design and construction data for small motors, small low- and high-tension transformers, electromagnets, and induction coils (1920)
Stoller, Hugh Montgomery, Austin, F. E. (Frank Eugene), 1873-, Seeger, Edwin Wilbur, 1892- joint author, American Technical Society · Chicago, American Technical Society · leaf 281
o the attraction between the plugand the plunger at 5000 ampere turns will be found from the curve ^ = 1 tobe 2 pounds. The total pull then is 4+2, or 6 pounds. ■ Ans. 6 lb.Example 22. A plunger electromagnet has a coil 6 inches long, and theexcitation is 5000 ampere turns. The plunger is 2 square… … Bj9 ^Lfjoe /too CI. r/ea/^e 3je. Tu3//>f^ C.^.I. 7^LU/i^£^ Fig. 17. Plunger Electromagnet with Flat Plug curve marked B gives the values of pull obtained when the excita-tion is approximately 8000 ampere turns. It will be noted fromthe curve that at 1-inch stroke a pull of approximately 22…
Electric motors · Electric transformers · Electromagnets · Induction coils
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