2025-12-23 216.73.216.41
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 40294-2021 Methods for determining electrically excited synchronous machine quantities from tests 900.0 via email in 1~10 business day valid,,2021-12-1
GB/T 1029-2021 Test procedures for three-phase synchronous machines 1299.0 via email in 1 business day valid,,2021-12-1
GB/T 20833.4-2021 Rotating electrical machines—The winding insulation—Part 4: Measurement of insulation resistance and polarization index 555.0 via email in 1~5 business day valid,,2021-10-1
GB/T 20833.1-2021 Rotating electrical machines—The winding insulation—Part 1:Off-line partial discharge measurements 650.0 via email in 1~5 business day valid,,2021-10-1
GB/T 10068-2020 Mechanical vibration of certain machines with shaft heights 56 mm and higher—Measurement, evaluation and limits of vibration severity 200.0 via email in 1~3 business day valid,,2020-10-1
GB/T 755-2019 Rotating electrical machines—Rating and performance 390.0 via email in 1 business day to be superseded,2026-2-1,2020-7-1
GB/T 32891.2-2019 Rotating electrical machines—Efficiency classes (IE-code)—Part 2: Variable speed AC motors 340.0 via email in 1~5 business day valid,,2020-5-1
GB/T 22720.2-2019 Rotating electrical machines—Qualification tests for the partial discharge resistant electrical insulation systems(Type Ⅱ) used in rotating electrical machines fed from voltage converters 610.0 via email in 1~5 business day valid,,2020-1-1
GB/T 7060-2019 General specifications for rotary electrical machines in ships 430.0 via email in 1~5 business day valid,,2019-12-1
GB/T 17948.6-2018 Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for form-wound windings—Evaluation of thermomechanical endurance of insulation systems 200.0 via email in 1~3 business day valid,,2019-2-1
GB/T 17948.1-2018 Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for wire-wound windings—Thermal evaluation and classification 615.0 via email in 1~3 business day valid,,2019-2-1
GB/T 25442-2018 Standard methods for determining losses and efficiency of rotation electricalmachines from tests(excluding machines for traction vehicles） 990.0 via email in 1~5 business day valid,,2019-2-1
GB/T 20833.3-2018 Rotating electrical machines—Stator winding insulation of rotating electrical machines—Part 3:Dielectric dissipation factor measurement 310.0 via email in 1~5 business day valid,,2019-2-1
GB/T 21707-2018 Insulation specification for variable frequency adjustable speed definite purpose converter-fed three-phase induction motors 140.0 via email in 1 business day superseded,2025-12-1,2019-1-1
GB/T 21211-2017 Equivalent loading and superposition techniques-Indirect testing to determine temperature rise of rotating electrical machines 340.0 via email in 1~5 business day valid,,2018-5-1
GB/T 34862-2017 Test methods for determining quantities of equivalent circuit diagrams for three-phase low-voltage cage induction motors 375.0 via email in 1~5 business day valid,,2018-5-1
GB/T 22720.1-2017 Rotating electrical machines-Qualification and quality control tests of partial discharge free electrical insulation systems(Type j)used in rotating electrical machines fed from voltage converters 490.0 via email in 1~5 business day valid,,2018-5-1
GB/T 32891.1-2016 Rotating electrical machines - Efficiency classification (IE code) - Part 1: Grid - fed AC motors 310.0 via email in 1~5 business day valid,,2017-3-1
GB/T 21210-2016 Starting performance of single-speed three-phase cage induction motors 190.0 via email in 1~3 business day valid,,2017-3-1
GB/T 20833.1-2016 Rotating electrical machines―the stator winding insulation of rotating electrical machines―Part 1:Off-line partial discharge measurements 460.0 via email in 1 business day superseded,2021-10-1,2016-9-1
Previous Page     Next Page



Code of China
Search

GB/T 40294-2021 Methods for determining electrically excited synchronous machine quantities from tests 
  Issued on: 2021-05-21   Price(USD): 900.0
GB/T 1029-2021 Test procedures for three-phase synchronous machines 
  Issued on: 2021-05-21   Price(USD): 1299.0
GB/T 20833.4-2021 Rotating electrical machines—The winding insulation—Part 4: Measurement of insulation resistance and polarization index 
  Issued on: 2021-03-09   Price(USD): 555.0
GB/T 20833.1-2021 Rotating electrical machines—The winding insulation—Part 1:Off-line partial discharge measurements  
  Issued on: 2021-03-09   Price(USD): 650.0
GB/T 10068-2020 Mechanical vibration of certain machines with shaft heights 56 mm and higher—Measurement, evaluation and limits of vibration severity 
  Issued on: 2020-03-31   Price(USD): 200.0
GB/T 755-2019 Rotating electrical machines—Rating and performance 
  Issued on: 2019-12-10   Price(USD): 390.0
GB/T 32891.2-2019 Rotating electrical machines—Efficiency classes (IE-code)—Part 2: Variable speed AC motors 
  Issued on: 2019-10-18   Price(USD): 340.0
GB/T 22720.2-2019 Rotating electrical machines—Qualification tests for the partial discharge resistant electrical insulation systems(Type Ⅱ) used in rotating electrical machines fed from voltage converters 
  Issued on: 2019-06-04   Price(USD): 610.0
GB/T 7060-2019 General specifications for rotary electrical machines in ships 
  Issued on: 2019-05-10   Price(USD): 430.0
GB/T 17948.6-2018 Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for form-wound windings—Evaluation of thermomechanical endurance of insulation systems 
  Issued on: 2018-07-13   Price(USD): 200.0
GB/T 17948.1-2018 Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for wire-wound windings—Thermal evaluation and classification 
  Issued on: 2018-07-13   Price(USD): 615.0
GB/T 25442-2018 Standard methods for determining losses and efficiency of rotation electricalmachines from tests(excluding machines for traction vehicles） 
  Issued on: 2018-07-13   Price(USD): 990.0
GB/T 20833.3-2018 Rotating electrical machines—Stator winding insulation of rotating electrical machines—Part 3:Dielectric dissipation factor measurement 
  Issued on: 2018-07-13   Price(USD): 310.0
GB/T 21707-2018 Insulation specification for variable frequency adjustable speed definite purpose converter-fed three-phase induction motors 
  Issued on: 2018-06-07   Price(USD): 140.0
GB/T 21211-2017 Equivalent loading and superposition techniques-Indirect testing to determine temperature rise of rotating electrical machines 
  Issued on: 2017-11-01   Price(USD): 340.0
GB/T 34862-2017 Test methods for determining quantities of equivalent circuit diagrams for three-phase low-voltage cage induction motors  
  Issued on: 2017-11-01   Price(USD): 375.0
GB/T 22720.1-2017 Rotating electrical machines-Qualification and quality control tests of partial discharge free electrical insulation systems(Type j)used in rotating electrical machines fed from voltage converters 
  Issued on: 2017-11-01   Price(USD): 490.0
GB/T 32891.1-2016 Rotating electrical machines - Efficiency classification (IE code) - Part 1: Grid - fed AC motors 
  Issued on: 2016-08-29   Price(USD): 310.0
GB/T 21210-2016 Starting performance of single-speed three-phase cage induction motors 
  Issued on: 2016-08-29   Price(USD): 190.0
GB/T 20833.1-2016 Rotating electrical machines―the stator winding insulation of rotating electrical machines―Part 1:Off-line partial discharge measurements 
  Issued on: 2016-02-24   Price(USD): 460.0
About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: Beijing COC Tech Co., Ltd. 2008-2040