- Author
- Ivanovich, M.
- Title
- pumpsDual VDSs Versus Bypasses: Engineers Weigh In.
- Journal
- Consulting-Specifying Engineer, Vol. 47, No. 3, 39-40, March 2010
- Keywords
- pumps | fans | devices | compressors | electronic equipment | design applications | smoke control | costs | management systems
- Identifiers
- Variable Frequency Drives (VFDs); motor driving an HVAC pump, fan or compressor