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GB/T 25123.4-2015: Electric traction -- Rotating electrical machines for rail and road vehicles -- Part 4: Permanent magnet synchronous electrical machines connected to an electronic converter Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsGB/T 25123.4-2015: Electric traction -- Rotating electrical machines for rail and road vehicles -- Part 4: Permanent magnet synchronous electrical machines connected to an electronic converter---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/GBT25123.4-2015 GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 29.280 S 35 Electric traction - Rotating electrical machines for rail and road vehicles - Part 4.Permanent magnet synchronous electrical machines connected to an electronic converter (IEC 60349-4.2012, MOD) Issued on. DECEMBER 31, 2015 Implemented on. JULY 01, 2016 Issued by. General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of the People's Republic of China. Table of ContentsForeword... 4 1 Scope... 7 2 Normative references... 8 3 Terms and definitions... 8 4 Environmental conditions... 12 5 Characteristics... 12 5.1 Exchange of information... 12 5.2 Special characteristic of a driven permanent magnet machine... 13 5.3 Reference temperature... 13 5.4 Specified characteristics... 13 5.5 Declared characteristics... 13 5.6 Efficiency characteristics... 14 5.7 Traction motor characteristics... 14 5.8 Main generator characteristics... 14 5.9 Auxiliary motor characteristics... 15 5.10 Auxiliary generator characteristics... 15 6 Marking... 15 6.1 Nameplate... 15 6.2 Terminal and lead marking... 16 7 Inspection rules... 16 7.1 Overview... 16 7.2 Type inspection... 16 7.3 Exit-factory inspection... 17 7.4 Investigation tests... 18 7.5 Inspection items... 18 8 Type inspections... 19 8.1 Temperature-rise tests... 19 8.2 Calibration test for anti-demagnetization ability... 21 8.3 Characteristic tests and tolerances... 21 8.4 Overspeed test... 23 8.5 Vibration tests... 24 8.6 Noise measurements... 24 8.7 Additional temperature rise tests... 24 9 Exit-factory inspections... 25 9.1 Overview... 25 9.2 Characteristic tests and tolerances... 26 9.3 Overspeed tests... 29 9.4 Insulation test... 29 9.5 Vibration tests (imbalance)... 31 10 Investigation tests... 31 10.1 Measurement of cogging torque... 31 10.2 Temperature rise test of the machine in high speed with open terminals... 31 10.3 Temperature coefficient measurement of the induced voltage... 32 Annex A (normative) Measurement of temperature... 33 Annex B (normative) Conventional values of traction motor transmission losses... 36 Annex C (informative) Noise measurement and limits... 37 Annex D (normative) Supply voltages of traction systems... 48 Annex E (normative) Agreement between user and manufacturer... 49 Annex F (informative) Comparison on clause and subclause numbers between this Part and IEC 60349-4.2012... 50 Bibliography... 51ForewordGB/T 25123 "Electric traction - Rotating electrical machines for rail and road vehicles" consists of the following parts. - Part 1.Machines others than electronic convertor-fed alternating current motors; - Part 2.Electronic convertor-fed alternating current motors; - Part 3.Determination of the total losses of convertor-fed alternating current motors by summation of the component losses; - Part 4.Permanent magnet synchronous electrical machines connected to an electronic converter. This Part is Part 4 of GB/T 25123. This Part was drafted in accordance with the rules given in GB/T 1.1-2009. This Part uses redrafting method to modify and adopt IEC 60349-4.2012 "Electric traction - Rotating electrical machines for rail and road vehicles - Part 4.Permanent magnet synchronous electrical machines connected to an electronic converter". Compared with IEC 60349-4.2012, this Part has certain adjustments in structure. Annex F lists the comparison on Clause numbers between this Part and IEC 60349-4.2012. There are technical differences between this Part and IEC 60349-4.2012.The margins of the clauses covered by these differences are marked with a single vertical line (︱). The technical differences between this Part and IEC 60349-4.2012 and their reasons are as follows. - Regarding the normative references, this Part has adjusted with technical differences to adapt to the technical conditions of China. The adjustments are reflected in Clause 2 "Normative references". The specific adjustments are as follows. • Use GB/T 755 that identically adopts IEC 60034-1 to replace IEC 60034-1 (see Clause 1 and Clause 4); • Use GB/T 1402 that modifies IEC 60850 to replace IEC 60850 (see Annex D); • Use GB/T 1971 that identically adopts IEC 60034-8 to replace IEC 60034-8 (see 6.2, Annex E); • Use GB/T 2900.25 that identically adopts IEC 60050-411 to replace IEC 60050- 411 (see Clause 3); • Use GB/T 2900.36 that modifies IEC 60050-811 to replace IEC 60050-811 (see Clause 3); • Use GB/T 2900.74 that modifies IEC 60050-131 to replace IEC 60050-131 (see Clause 3); • Use GB/T 2900.83 that identically adopts IEC 60050-151 to replace IEC 60050- 151 (see Clause 3); • Use GB/T 9637 that not identically adopts IEC 60050-211 to replace IEC 60050- 211 (see Clause 3); • Use GB 10068 that identically adopts IEC 60034-14 to replace IEC 60034-14 (see 8.5); • Use GB 10069.3 that identically adopts IEC 60034-9 to replace IEC 60034-9 and move it into the Bibliography, because Annex C of this document is cited as an informative appendix (see C.8); • Use GB/T 11021 that identically adopts IEC 60085 to replace IEC 60085 (see 8.1.5); • Add GB/T 22715 as a reference document (see 9.4.3); • Delete IEC 62498-1, because it is not directly cited in the text (see Clause 2 and Clause 4 of IEC 60349-4.2010). - Modify the requirements for altitude to meet the altitude requirements for traction equipment in China (see Clause 4 of this document, Clause 4 of IEC 60349- 4.2010); - Add nameplates to increase important parameters (see 6.1 of this document, 6.1 of IEC 60349-4.2010); - Delete the additional temperature rise test of the converter power supply in the simplified type inspection, so as to improve the inspection requirements (see 7.3.2 of IEC 60349-4.2010); - Add assessment test of anti-demagnetization ability to improve the reliability of the permanent magnet motor (see 8.2); - Modify the loss tolerance requirements so as to be consistent with the loss tolerance of GB/T 25123.2 (see 8.3.2 of this document, 8.2.2 of IEC 60349-4.2010); - Modify "9.4 Withstanding voltage test" and change it to "9.4 Insulation test". Add "9.4.1 Insulation resistance measurement of stator windings" and "9.4.3 Impulse withstand voltage level of stator coil" to improve product quality (see 9.4 of this document, 9.4 of IEC 60349-4.2010). This Part also makes the following editorial changes. - Add Note 4 of 5.1 to comply with the provisions of GB/T 1.1-2009; - Modify the title of 8.7 (7.3 of IEC 60349-4.2010) "Simplified type inspection" to "Additional temperature rise test"; - Modify the citation error in C.1.2; - Adjust the figure sequence in Annex C; - Modify the typesetting of Annex E and change it to a table to conform to Chinese habits; - Add informative Annex F to explain structural adjustments; - Modify the Bibliography. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. The issuing authority shall not be held responsible for identifying any or all such patent rights. This Part was proposed by National Railway Administration. This Part shall be under the jurisdiction of National Technical Committee on Traction Electrical Equipment and Systems of Standardization Administration of China (SAC/TC 278). Main drafting organizations of this Part. Zhuzhou CSR Times Electric Co., Ltd. The drafting organizations of this Part. CSR Zhuzhou Electric Co., Ltd., Yongji Xinshisu Electric Co., Ltd., CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd., CSR Nanjing Puzhen Rolling Stock Co., Ltd. Main drafters of this Part. Li Yifeng. Drafters of this Part. He Yunfeng, Liu Rongqiang, Sun Chuanming, Huang Zhongrong. Electric traction - Rotating electrical machines for rail and road vehicles - Part 4.Permanent magnet synchronous electrical machines connected to an electronic converter1 ScopeThis Part of GB/T 25123 applies to permanent magnet synchronous electrical machines (motors or generators) connected to an electronic converter used for electric traction of rotating electrical machines for rail and road vehicles, including the following four types of electrical machines.2 Normative referencesThe following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB 755, Rotating electrical machines - Rating and performance (GB 755-2008, IEC 60034-1.2004, IDT)3 Terms and definitionsFor the purposes of this document, the terms and definitions defined in GB/T 2900.25, GB/T 2900.36, GB/T 2900.74, GB/T 2900.83 and GB/T 9637 as well as the followings apply.4 Environmental conditionsUnless otherwise specified by the user, the following environmental conditions are assumed in this Part. Furthermore, the user shall inform the manufacturer of any particularly severe environmental condition such as dust, humidity, temperature, snow, dynamic effects, etc., to which the machines will be subjected.5 Characteristics5.1 Exchange of information All characteristics, irrespective of the thermal class of insulation system used on the machine to which they apply, shall be drawn for a winding reference temperature of 150°C and a permanent magnets temperature of 100°C which shall be stated in the characteristics.6 MarkingAll machines covered by this Part of GB/T 25123 shall carry a nameplate including at least the following information. Terminal and lead markings shall be in accordance with GB 1971 unless otherwise agreed.7 Inspection rulesType inspection is intended to prove the ratings, characteristics and performance of new types of machines. Before testing commences, the manufacturer shall provide the user with a test specification outlining the tests to be undertaken to demonstrate compliance with this Part. Following completion of the type inspections, the manufacturer shall supply the user with a full test report.8 Type inspectionsMachines shall be tested with the cooling arranged as in service with all those parts which would affect the temperature rise (including any ducting and filters regarded as part of the vehicle) in place, or with an arrangement giving equivalent conditions.9 Exit-factory inspectionsThe characteristic test shall be carried out under no-load and current load conditions. The test should be carried out in a cold state. In order to know the magnet temperature, the temperature of machine shall be documented. The no-load test can be carried out by one of the following methods. ......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/T 25123.4-2015 be delivered?Answer: The full copy PDF of English version of GB/T 25123.4-2015 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/T 25123.4-2015_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 25123.4-2015_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. 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