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Two OEMs of hydrocarbon equipment get ENERGY STAR awards
True Manufacturing and Welbit are recognized by EPA for efficiency of propane-based equipment.
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Sub-Zero tests 5-mm tubes with R600a
In a project with ICA and Optimized Thermal Systems, the home fridge manufacturer is examining the use of small-diameter copper condenser coils with up to 57 g of isobutane.
EPA pulls charge boost for domestic fridges
But a proposal to raise the charge limit for three hydrocarbons to 150 g from 57 g is still expected to go forward.
AHRTI to begin A3 flammability tests
Study will include residential and commercial AC and commercial refrigeration, following similar tests on A2Ls; ASHRAE to examine risk of HF in A2L combustion.
Emerson unveils first propane condensing units
M-Line, targeting for foodservice operators, can improve energy performance up to 30%.
Embraco unveils multi-voltage compressor
The R290 variable-speed unit accommodates plug-in anywhere in the world.
EPA weighs comments on charge increase proposal
If adverse comments are found, the agency has until March 12 to withdraw rule that boosts HC charge to 150 g for domestic fridges.
Fan efficiency tool unveiled
AMCA’s Fan Energy Index – an energy-efficiency metric covering motors and drives – is defined in new document.
Tecumseh showcases intelligent R290 system at AHR Expo
Self-contained unit features variable-speed compressor and advanced electronic controls.
Coca-Cola to allow hydrocarbons in smaller cooler equipment
After establishing that carbon dioxide would be its standard refrigerant for new beverage coolers, vending machines and fountain equipment, the Coca-Cola Company “will open the door” to hydrocarbon refrigerants for smaller cooler equipment, said Antoine Azar, the company’s global programme director.