GB 28381-2026 Minimum allowable values of energy efficiency and energy efficiency grades for blowers

GB 28381-2012 Minimum allowable values of energy efficiency and evaluating values of energy conservation for centrifugal blower

GB/T 3853-1998 Displacement compressor—Acceptance tests GB/T 3853-2017 Displacement compressors—Acceptance tests GB/T 4975-1995 Displacement compressors vocabulary—General GB/T 4975-2018 Displacement compressors vocabulary—General GB/T 12668.902-2021 Adjustable speed electrical power drive systems—Part 9-2:Ecodesign for power drive systems,motor starters,power electronics and their driven applications—Energy efficiency indicators for power drive systems and motor starters GB 18613-2002 Limited values of energy efficiency and evaluating values of energy conservation of small and medium three-phase asynchronous motors GB 18613-2006 Minimum allowable values of energy efficiency and the energy efficiency grades for small and medium three-phase asynchronous motors GB 18613-2012 Minimum allowable values of energy efficiency and energy efficiency grades for small and medium three-phase asynchronous motors GB 18613-2020 Minimum allowable values of energy efficiency and values of efficiency grades for motors GB/T 25357-2010 Petroleum,petrochemical and natural gas industries—Process positive-displacement rotary-type compressors GB/T 25630-2010 Turbocompressors—Performance test code GB 30253-2013 Minimum allowable values of energy efficiency and energy efficiency grades for permanent magnet synchronous motors GB 30253-2024 Minimum allowable values of energy efficiency and energy efficiency grades for permanent magnet synchronous motors GB 30254-2013 Minimum allowable values of energy efficiency and the energy efficiency grades for cage three-phase high voltage induction motor GB 30254-2024 Minimum allowable values of energy efficiency and energy efficiency grades for cage three-phase high voltage induction motor JB/T 2977-2005 Industrial fan, blower, and compressor terminology JB/T 4359-2014 General-purpose axial flow compressor JB/T 4359-1994 General-purpose axial flow compressor JB/T 6443.1-2006 Axial and centrifugal compressors and expansion machines for use in the petroleum, chemical, and gas industries - Part 1: General requirements JB/T 6443.2-2006 Petroleum, chemical, and gas industry-type axial flow, centrifugal compressor and expansion machine - Compressors Part 2: Centrifugal and axial type compressors JB/T 7258-2006 General Purpose Centrifugal Blower JB/T 7258-1994 General-purpose centrifugal blower JB/T 7258-2025 General-purpose centrifugal blower JB/T 8941.1-2014 General-purpose Roots blower - Part 1: Technical specification JB/T 8941.1-1999 General Purpose Ratio Pump, Part 1: Technical Specification JB/T 8941.2-2014 JB/T 8941.2-2014 General-purpose Roots Blower Part 2: Performance Test Methodology JB/T 8941.2-1999 General Purpose Roto-Rooter Fan - Part 2: Performance Test Methods JB/T 10598-2020 JB/T 10598-2020 General Dry Screw Air Compressor JB/T 10598-2006 JBT 10598-2006 General Dry Screw Air Compressor Technical Specification