QB/T 4977-2016
The rating requirements of energy efficiency grades for evaporative air coolers (English Version)

Standard No.

QB/T 4977-2016

Language

Chinese, Available in English version

Release Date

2016

Published By

Professional Standard - Light Industry

Latest

QB/T 4977-2016

Scope

This standard specifies the energy efficiency levels, energy efficiency limit values, energy saving evaluation values, test methods and inspection rules for evaporative cooling fans (hereinafter referred to as "cooling fans"). This standard applies to cooling fans defined in GB/T 23333-2009.

QB/T 4977-2016 Referenced Document

• GB/T 23333-2009 Eveporative air cooler

QB/T 4977-2016 history

• 2016 QB/T 4977-2016 The rating requirements of energy efficiency grades for evaporative air coolers