GB/T 26921-2011
The guide of design optimization for motor systems (fans, pumps, air compressors) (English Version)

Standard No.

GB/T 26921-2011

Language

Chinese, Available in English version

Release Date

2011

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 26921-2011

Scope

This standard specifies the basic requirements for motor system design, motor type selection, motor speed control mode and speed control device selection, as well as the optimal design and evaluation of fan system, pump system and air compressor system. This standard applies to the energy-saving optimization design and evaluation of motor systems (fans, pumps, air compressors).

GB/T 26921-2011 Referenced Document

• GB 10068 Mechanical vibration of certain machines with shaft heights 56 mm and higher.Measurement,evaluation and limits of vibration severity
• GB 10069.3 Noise determination methods and limits for rotating electrical machines - Part 3: Noise limits
• GB 12668.3 Adjustable speed electrical power drive systems.Part 3:EMC requirements and specific test methods*， 2012-12-31 Update
• GB 14711 General requirements for safety of small and medium size rotating electrical machines*， 2013-07-19 Update
• GB 18613 Minimum allowable values of energy efficiency and values of efficiency grades for motors*， 2020-05-29 Update
• GB 19153 Minimum allowable values of energy efficiency and energy efficiency grades for displacement air compressors*， 2019-12-31 Update
• GB 19761 Minimum allowable values of energy efficiency and energy efficiency grades for fan*， 2020-05-29 Update
• GB 19762 The minimum allowable values of energy efficiency and evaluating values of energy conservation of centrifugal pump for fresh water
• GB 20052 Minimum allowable values of energy efficiency and the energy efficiency grades for power transformers*， 2020-05-29 Update
• GB 21518 Minimum allowable values of energy efficiency and energy efficiency grades for AC contactors*， 2022-12-29 Update
• GB 4943 Safety of information technology equipment
• GB 50029 Compressed air station design specification*， 2014-08-01 Update
• GB 50055 Code for design of electric distribution of general-purpose utilization equipment
• GB 755 Rotating electrical machines.Rating and performance
• GB/T 12497 Three-phase induction motor's economic operation
• GB/T 12668.2 Adjustable speed electrical power drive systems Part 2: General requirements--Rating specifications for low voltage adjustable frequency a.c. power drive systems
• GB/T 12668.4 Adjustable speed electrical power drive systems.Part 4: General requirements. Rating specifications for a.c.power drive systems above 1000 V a.c.and not exceeding 35kV
• GB/T 13277 Compressed air for general use--Quality classes
• GB/T 13466 The general principles of economic operation for AC driven fan (pump, air compressor) system
• GB/T 13957 Technical requirements for the fundamental series of three-phase large asynchronous motor*， 2022-12-30 Update
• GB/T 14549 Quality of electric energy supply harmonics in public supply network
• GB/T 16665 Monitoring and testing for energy saving of air compressor unit and air distribution system*， 2017-10-14 Update
• GB/T 21056 Specification for adjustable speed drive systems of electricity conservation with VF for fans and pumps
• GB/T 21210 Starting Performance of Single-speed Three-phase Cage Induction Motor*， 2017-03-01 Update
• JB/T 2224 Technical conditions of large three-phase four-pole synchronous motor*， 2018-02-09 Update

GB/T 26921-2011 history

• 2011 GB/T 26921-2011 The guide of design optimization for motor systems (fans, pumps, air compressors)