Case Studies and Client’s Success



VFD and Control Project at RPI

Fixtures


The Project
  • Retrofit existing (3) 75HP Motors to High Efficiency Motors that feed domestic water pumps
  • Install (3) 75 HP ABB Variable Frequency Drives
  • Fabricate and install New Control Panel for operation of VFDs
  • Rebate Management through Con Edison Multifamily Program to secure maximum amount through available custom program
New Control Panel to:
  • Control Lead/Lag functionality of all three pumps
  • Have audible alarm signal
  • Be equipped with switches capable of manually overriding
  • Digital pressure gauges for suction and pressure of existing pumps
  • Fully tie into new VFD system. Existing starter tri plex control panel to be demolish


Project Cost $ 68,500
Rebate Amount $ 21,000
Net Cost $ 47,500
kWh saved 167,850
Annual Savings $ 38,605
Payback 1.2 Years

Co2 Reduction:
251,775

Trees Planted Equivalent:
3,021

Cars Reduction Equivalent:
16


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