Stock three-phase motors 1 hp and larger feature IRIS(TM) inverter-rated insulation system, which helps motors withstand voltage spikes that can result from the use of IGBT-type, pulse-width-modulated inverters. The IRIS multi-step process includes specially formulated phase insulation; cushioned and sleeved connections from the leads into the turns; and dipping the wound stator in deep-penetrating, high-temperature varnish.
LEESON Electric Corp., Box 241, Grafton, WI 53024.
The new composites manufacturing innovation center is intended to be a source of grand challenges for industry, like the kind that got us to the moon under JFK. These aren't the words its new CEO Craig Blue used, but that's the idea and the vision behind the Institute for Advanced Composites Manufacturing Innovation (IACMI).
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.