GB 30254-2024 PDF EnglishUS$260.00 · In stock · Download in 9 seconds
GB 30254-2024: Minimum allowable values of energy efficiency and energy efficiency grades for cage three-phase high voltage induction motor Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid GB 30254: Historical versions
GB 30254-2024: Minimum allowable values of energy efficiency and energy efficiency grades for cage three-phase high voltage induction motor---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB30254-2024 GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 27.010 CCS F 01 Replacing GB 30254-2013 Minimum Allowable Values of Energy Efficiency and Energy Efficiency Grades for Cage Three-Phase High Voltage Induction Motor Issued on. AUGUST 23, 2024 Implemented on. SEPTEMBER 1, 2025 Issued by. State Administration for Market Regulation; Standardization Administration of the People’s Republic of China. Table of ContentsForeword... 3 1 Scope... 5 2 Normative References... 5 3 Terms and Definitions... 6 4 Energy Efficiency Grades... 6 5 Technical Requirements... 6 6 Test Methods... 6ForewordThis Document was drafted as per the rules specified in GB/T 1.1-2020 Directives for Standardization – Part 1.Rules for the Structure and Drafting of Standardizing Documents. This Document replaced GB 30254-2013 Minimum Allowable Values of Energy Efficiency and the Energy Efficiency Grades for Cage Three-phase High Voltage Induction Motor. Compared with GB 30254-2013, the major technical changes of this Document are as follows besides the structural adjustments and editorial modifications. a) Change the scope of the standard (see Clause 1 of this Edition; Clause 1 of the 2013 Edition); b) Delete the energy-saving evaluation value of cage three-phase high voltage induction motors (see 3.2 of the 2013 Edition); c) Add the requirements for the energy efficiency limit value of motors (see 5.2 of this Edition; 4.3 of the 2013 Edition); d) Delete the requirements for the energy-saving evaluation value of motors (see 4.4 of the 2013 Edition); e) Change the range of application of the test method for rated power (see Clause 6 of this Edition; Clause 5 of the 2013 Edition); f) Add the energy efficiency rating indicators of cage three-phase high voltage induction motors with 2 poles (rated power 3,550 kW~10,000 kW) under 3 kV (3.3 kV) and 6 kV voltage IC01, IC11, IC21, IC31, IC81W cooling methods (see Table 1 of this Edition; Table 1 of the 2013 Edition); g) Add energy efficiency rating indicators for cage three-phase high voltage induction motors with 2 poles (rated power 2,500 kW~10,000 kW) under 10 kV voltage IC01, IC11, IC21, IC31, IC81W cooling methods (see Table 2 of this Edition; Table 2 of the 2013 Edition); h) Add energy efficiency rating indicators for cage three-phase high voltage induction motors with 2 poles (rated power 2,800 kW~10,000 kW), 4 poles (rated power 2,500 kW~10,000 kW), 6 poles (rated power 1,800 kW~8,000 kW), and 8 poles (rated power 1,400 kW~6,300 kW), 10 poles (rated power 1,250 kW~5,000 kW), 12 poles (rated power 900 kW~4,000 kW) under 3 kV (3.3 kV) and 6 kV voltage IC611, IC616, IC511, IC516 cooling methods (see Table 3 of this Edition; Table 3 of the 2013 Edition); i) Added energy efficiency rating indicators for cage three-phase high voltage induction motors under 10 kV voltage IC611, IC616, IC511, and IC516 cooling methods (see Table 4 of this Edition); j) Add energy efficiency rating indicators for cage three-phase high voltage induction motors under 3 kV (3.3 kV) and 6 kV voltage IC411 cooling methods (rated power 1,800 kW~3,150 kW) (see Table 5 of this Edition); k) Add energy efficiency rating indicators for cage three-phase high voltage induction motors under 10 kV voltage IC411 cooling methods (see Table 6 of this Edition). Please note that some contents of this Document may involve patents. The issuing agency of this Document shall not assume the responsibility to identify these patents. This Document was proposed by and under the jurisdiction of Standardization Administration of the People’s Republic of China. This Document was first-time published in 2013; it is first-time revised hereby. Minimum Allowable Values of Energy Efficiency and Energy Efficiency Grades for Cage Three-Phase High Voltage Induction Motor1 ScopeThis document specifies the energy efficiency level, technical requirements and test methods of high-voltage three-phase cage-type asynchronous motors (hereinafter referred to as "motors"). This document is applicable to 50 Hz three-phase AC power supply, continuous working vertical, horizontal motors and explosion-proof motors, with 2 poles to 12 poles, voltage, cooling method, rated power range as follows. a) Under 3 kV (3.3 kV) and 6 kV voltage, IC01, IC11, IC21, IC31, IC81W cooling method, rated power is 200 kW to 25,000 kW; b) Under 10 kV voltage, IC01, IC11, IC21, IC31, IC81W cooling method, rated power is 200 kW to 22,400 kW; c) Under 3 kV (3.3 kV) and 6 kV voltage, IC611, IC616, IC511, IC516 cooling method, rated power is 200 kW to 10,000 kW; d) Under 10 kV voltage, IC611, IC616, IC511, IC516 cooling method, rated power is 200 kW~10,000 kW; e) Under 3 kV (3.3 kV) and 6 kV voltage, IC411 cooling method, rated power is 200 kW~3,150 kW; f) Under 10 kV voltage, IC411 cooling method, rated power is 200 kW~2,800 kW.2 Normative ReferencesThe provisions in following documents become the essential provisions of this Document through reference in this Document. For the dated documents, only the versions with the dates indicated are applicable to this Document; for the undated documents, only the latest version (including all the amendments) is applicable to this Document. GB/T 755 Rotating electrical machines - Rating and performance GB/T 1032-2023 Test methods of three-phase induction motors3 Terms and DefinitionsFor the purposes of this Document, the following terms and definitions apply. 3.1 Minimum allowable values of energy efficiency for cage three-phase high voltage induction motor4 Energy Efficiency GradesThe energy efficiency grade of motors is divided into 3 grades, among which Grade-1 has the highest energy efficiency. The measured efficiency of motors of each grade at rated output power shall be no lower than the requirements of Tables 1 to 6, and the tolerance shall comply with the provisions of GB/T 755.5 Technical RequirementsThe requirements for energy efficiency limit values of motors are as follows.6 Test MethodsFor motors with a rated power of 2,000 kW or less, the power loss shall be determined according to the Method-B (loss analysis method for measuring input and output power) specified in 12.3 of GB/T 1032-2023. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of English version of GB 30254-2024 be delivered?Answer: The full copy PDF of English version of GB 30254-2024 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice.Question 2: Can I share the purchased PDF of GB 30254-2024_English with my colleagues?Answer: Yes. The purchased PDF of GB 30254-2024_English will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. www.ChineseStandard.us -- GB 30254-2024 -- Click this link and select your country/currency to pay, the exact amount in your currency will be printed on the invoice. Full PDF will also be downloaded/emailed in 9 seconds.Question 5: Should I purchase the latest version GB 30254-2024?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 30254-2024 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.How to buy and download a true PDF of English version of GB 30254-2024?A step-by-step guide to download PDF of GB 30254-2024_EnglishStep 1: Visit website https://www.ChineseStandard.net (Pay in USD), or https://www.ChineseStandard.us (Pay in any currencies such as Euro, KRW, JPY, AUD).Step 2: Search keyword "GB 30254-2024". Step 3: Click "Add to Cart". If multiple PDFs are required, repeat steps 2 and 3 to add up to 12 PDFs to cart. Step 4: Select payment option (Via payment agents Stripe or PayPal). Step 5: Customize Tax Invoice -- Fill up your email etc. Step 6: Click "Checkout". Step 7: Make payment by credit card, PayPal, Google Pay etc. After the payment is completed and in 9 seconds, you will receive 2 emails attached with the purchased PDFs and PDF-invoice, respectively. Step 8: Optional -- Go to download PDF. Step 9: Optional -- Click Open/Download PDF to download PDFs and invoice. See screenshots for above steps: Steps 1~3 Steps 4~6 Step 7 Step 8 Step 9 |
