Apr 14, 1998 · The integrated circuit U211B2/ B3 is designed as a phase- control ... The U211B2 is fitted with voltage limiting and can therefore be ...
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The integrated circuit , U211B2 (or U211B3) is designed as a phase control ... The U211B2 is fitted with voltage limiting and can therefore be supplied ...
Mar 3, 2019 · Mystery component in a 240 volt motor speed controller. How does 2-speed fan motor work.