These replacement switches are made for the power industry, and promise to be a perfect match to panel-mount instrument or control switches.
Type W switches have silver-plated and self-swiping maintained, momentary, slip or lateral contacts. It can be built with up to 10 decks, 10 poles, and 12 positions, and has a continuous rating of 20 amps at 600 V, with various interrupt ratings (5-50A at 120-600 Vac or 8A at 125 Vdc). The Type W-2 switch has a rotary roller design with up to six self-aligning rollers. The silver-plated contacts are enclosed in a glass polyester frame. It can be built with up to eight decks, 48 poles, and 12 positions, and has a continuous rating of 20 amps at 600V. It is available with various interrupt ratings (8-30 A at 120-600 Vac or 1-5 A at 125-250 Vdc). Both models have nonshorting (break-before-make) and shorting (make-before-break) contacting available. Prices start at $90 each. Electroswitchhttp://rbi.ims.ca/4928-591
Earlier this year paralyzed IndyCar drive Sam Schmidt did the seemingly impossible -- opening the qualifying rounds at Indy by driving a modified Corvette C7 Stingray around the Indianapolis Motor Speedway.
Wearables are changing the way we see ourselves. With onboard sensors that have access to our bodies, we are starting to know our physical selves like never before, quantifying our activity, our heart rate, breathing, and even our muscle effort.
Last week, the bill for reforming chemical regulation, the TSCA Modernization Act of 2015, passed the House. If it or a similar bill becomes law, the effects on cost and availability of adhesives and plastics incorporating these substances are not yet clear.
This year, Design News is getting a head start on the Fourth of July celebration. In honor of our country and its legacy of engineering innovation -- in all of its forms -- we are taking you on an alphabetical tour through all 50 states to showcase interesting engineering breakthroughs and historically significant events.
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.