The 2014 edition of the National Electrical Code (NEC) [Sec. 500.7(J)] describes “hermetically sealed” as one of the protection techniques allowed in classified areas. In Sec. 500.2, the term ...

The small hermetic compressors in ordinary household refrigerators or freezers usually have a permanently welded circular steel shell, which can seal the working gas inside the system. There is no way ...

Some of the most common problems and solutions for smooth compressor operation can be found in training materials and on-the-job experience. There is also another method for educating HVAC contractors ...

ALLENWOOD, N.J. — Sealed Unit Parts Co. Inc. (SUPCO) announced that they have become a national Master Distributor for Kulthorn aftermarket air conditioning and refrigeration compressors and ...

SAN ANTONIO — March 28, 2023 - A new hydrogen compressor developed at Southwest Research Institute (SwRI) can improve the efficiency and reliability of hydrogen compression used in the refueling of ...