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Emerson and US Motors Standard Products
Mfg: Emerson Motor Published: 2003 Version: PB200 1/03 272 pages
u.s. Motors Inverter Duty Motors with "Inverter Grade®" insulation exceeded NEMA MG·1 Part 30 and 31 before the standards were established. ... We were a leader in the development of motors to withstand PWM drives evolution from power transistors to higher switching frequency IGSTs. ... Today the... Add to My Library