Articles Tagged with ''energy efficiency''

The Fluke 438-II Power Quality and Motor Analyzer analyzes three-phase power quality measurements and uses an innovative method developed by Veros to calculate motor output torque, speed, horsepower, and efficiency.

Bob and Tim have just repaired a leak on a 10-ton commercial air conditioning system and are ready to charge the unit. The system has a thermostatic expansion valve (TXV) for the evaporator.

To keep their units operating at peak efficiency, homeowners are encouraged to schedule regular system maintenance. However, there are a number of problems with this approach. As a result, companies are developing hardware/software products to provide a means for monitoring and maintaining optimum performance of residential HVAC units.

CF Bathroom Exhaust Fans are available as complete fan assemblies and come in easy-to-install contractor packages. The units are designed to fit 3- and 4-inch duct sizes and include a built-in damper that prevents backdraft, keeping tempered air in the home when the fan is not operating.

The WebCTRL chilled water system optimizer minimizes the energy use of the entire chilled water system in a commercial building, including air-handling units, fan coils, and other chilled water distribution equipment. The optimizer solution consists of an Automated Logic controller, a patent pending control algorithm, and an integrated dashboard that allows facilities staff to monitor the overall efficiency of the chilled water system from anywhere at any time.

American Residential Services (ARS) has partnered with Nest Labs Inc. to include the Nest Learning Thermostat as a standard component of most of its middle and upper tier residential HVAC system installations. ARS will also offer professional installation of Nest Thermostats as an optional upgrade when performing service and preventative maintenance in previously installed systems.