Hand operated and automatic types used with a.c. and d.c. motors of rated voltages up to 11 kV a.c. and 650 V d.c. Resistors, auto-transformers and similar associated equipment. Ratings, sizes, design and construction, temperature rise limits, type and routine tests, resistor duty ratings. Appendices on temperature measurement, clearance and creepage distances, resistor duty cycles, maximum starting times.
Original price was: $309.88.$154.00Current price is: $154.00.
Specification. Motor starters and controllers
BSI Group , 02/20/1957
Pages: 40
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