20052-2024电力变压器能效限定值及能效等级

ICS27.010CCSF01GB20052—2024代替GB20052—2020电力变压器能效限定值及能效等级Minimumallowablevaluesofenergyefficiencyandtheenergyefficiencygradesforpowertransformers2024-04-29发布2025-02-01实施ⅠGB20052—2024本文件按照GB/T1.1—2020《标准化工作导则第1部分:标准化文件的结构和起草规则》的规定起草。本文件代替GB20052—2020《电力变压器能效限定值及能效等级》,与GB20052—2020相比,除结构调整和编辑性改动外,主要技术变化如下:—更改了标准适用范围,增加了三相6kV~35kV电压等级、无励磁调压、额定频率为50Hz、额定容量为500kVA及以上的新能源发电侧光伏用、风电用、储能用油浸式变压器和干式变压器;三相66kV电压等级、无励磁调压、额定频率为50Hz、额定容量为3150kVA~20000kVA2020年版的第1章);—增加了6kV、10kV、35kV和66kV新能源发电侧光伏用、风电用、储能用变压器的能效限定值要求(见5.2);—更改了10kV/2500kVA油浸式三相双绕组无励磁调压配电变压器1级、2级能效等级的负载损耗限定值见(表1,2020年版的表1);—更改了部分10kV干式三相双绕组无励磁调压配电变压器的短路阻抗(见表2,2020年版的表2);—更改了部分66kV油浸式三相双绕组有载调压电力变压器的短路阻抗(见表6,2020年版的表6);—更改了部分110kV油浸式三相双绕组有载调压电力变压器的短路阻抗(见表10,2020年版的表10);—更改了部分220kV油浸式三相三绕组有载调压自耦电力变压器的短路阻抗(见表17,2020年版的表17);—更改了部分500kV油浸式单相三绕组无励磁调压自耦电力变压器中压线端调压的短路阻抗(见表27,2020年版的表27);—增加了6kV油浸式、干式三相双绕组无励磁调压新能源发电侧光伏用、风电用、储能用变压器能效等级6kV~7.2kV/0.4kV~1.14kV(见表29、表30);—增加了10kV油浸式、干式三相双绕组无励磁调压新能源发电侧光伏用、风电用、储能用变压器能效等级10kV~12kV/0.4kV~1.14kV(见表31、表32);—增加了35kV油浸式、干式三相双绕组无励磁调压新能源发电侧光伏用、风电用、储能用变压器能效等级35kV~38.5kV/0.4kV~1.14kV(见表33、表34);—增加了66kV油浸式三相双绕组无励磁调压新能源发电侧光伏用、风电用、储能用变压器能效等级66kV~72.5kV/0.4kV~1.14kV(见表35)。请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。本文件由国家标准化管理委员会提出并归口。本文件及其所代替文件的历次版本发布情况为:—2006年首次发布为GB20052—2006,2013年第一次修订,并入了GB24790—2009;—本次为第三次修订。1GB20052—2024电力变压器能效限定值及能效等级1范围本文件规定了电力变压器的能效限定值、能效等级和试验方法。本文件适用于三相10kV电压等级、无励磁调压、额定频率为50Hz、额定容量为30kVA~2500kVA的油浸式配电变压器和干式配电变压器;35kV~500kV电压等级、额定频率为50Hz、额定容量为3150kVA及以上的油浸式电力变压器;三相6kV~35kV电压等级、无励磁调压、额定频率为50Hz、额定容量500kVA及以上的新能源发电侧光伏用、风电用、储能用油浸式和干式变压器;三相66kV电压等级、无励磁调压、额定频率为50Hz、额定容量为3150kVA~20000kVA的新能源发电侧光伏用、风电用、储能用油浸式变压器。本文件不适用于充气式变压器、塔筒变压器、机舱变压器。2规范性引用文件下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中,注日期的引用文件,仅该日期对应的版本适用于本文件;不注日期的引用文件,其最新版本(包括所有的修改单)适用于本文件。GB/T1094.1电力变压器第1部分:总则GB/T1094.11电力变压器第11部分:干式变压器GB/T1094.16电力变压器第16部分:风力发电用变压器GB/T2900.95电工术语变压器、调压器和电抗器GB/T6451油浸式电力变压器技术参数和要求GB/T10228干式电力变压器技术参数和要求GB/T22072干式非晶合金铁心配电变压器技术参数和要求GB/T25438三相油浸式立体卷铁心配电变压器技术参数和要求GB/T25446油浸式非晶合金铁心配电变压器技术参数和要求3术语和定义GB/T1094.1、GB/T1094.11、GB/T1094.16和GB/T2900.95界定的以及下列术语和定义适用于本文件。电力变压器能效限定值minimumallowablevaluesofenergyefficiencyforpowertransformer在规定测试条件下,变压器空载损耗和负载损耗的允许最高限值。4能效等级电力变压器能效等级分为3级,其中1级能效最高,损耗最低。各等级电力变压器在额定容量下的实测空载损耗、负载损耗应不高于表1~表28的规定。2GB20052—2024各等级新能源发电侧光伏用、风电用、储能用变压器在额定容量下的实测空载损耗、负载损耗应不高于表29~表35的规定。表中未列出的额定容量产品,其空载损耗和负载损耗应采用线性插值确定。5技术要求5.1基本要求电力变压器技术参数和技术要求应符合GB/T1094.1、GB/T6451。油浸式非晶合金铁心变压器技术参数和技术要求还应符合GB/T25446,立体卷铁心配电变压器技术参数和技术要求还应符合GB/T25438。干式配电变压器技术参数和技术要求还应符合GB/T1094.11、GB/T10228,干式非晶合金铁心变压器技术参数和技术要求还应符合GB/T22072。风力发电用变压器技术参数和技术要求还应符合GB/T1094.16。5.2变压器能效限定值变压器能效限定值如下:a)10kV配电变压器空载损耗和负载损耗限值均应不高于表1和表2的规定;b)35kV电力变压器空载损耗和负载损耗限值均应不高于表3和表4的规定;c)66kV电力变压器空载损耗和负载损耗限值均应不高于表5和表6的规定;d)110kV电力变压器空载损耗和负载损耗限值均应不高于表7~表11的规定;e)220kV电力变压器空载损耗和负载损耗限值均应不高于表12~表17的规定;f)330kV电力变压器空载损耗和负载损耗限值均应不高于表18~表24的规定;g)500kV电力变压器空载损耗和负载损耗限值均应不高于表25~表28的规定;h)6kV新能源发电侧光伏用、风电用、储能用变压器空载损耗和负载损耗限值均应不高于表29和表30的规定;i)10kV新能源发电侧光伏用、风电用、储能用变压器空载损耗和负载损耗限值均应不高于表31和表32的规定;j)35kV新能源发电侧光伏用、风电用、储能用变压器空载损耗和负载损耗限值均应不高于表33和表34的规定;k)66kV新能源发电侧光伏用、风电用、储能用变压器空载损耗和负载损耗限值均应不高于表35的规定。6试验方法电力变压器的空载损耗和负载损耗应按GB/T1094.1、GB/T1094.11、GB/T1094.16中的试验方法进行测试。3GB20052—2024表3GB20052—2024额定容量kVA1级2级3级短路阻抗%电工钢带非晶合金电工钢带非晶合金电工钢带非晶合金空载损耗W负载损耗W空载损耗W负载损耗W空载损耗W负载损耗W空载损耗W负载损耗W空载损耗W负载损耗W空载损耗W负载损耗WDyn11/Yzn11Yyn0Dyn11/Yzn11Yyn0Dyn11/Yzn11Yyn0Dyn11/Yzn11Yyn0Dyn11/Yzn11Yyn0Dyn11/Yzn11Yyn0306545543025510480705054803353551080630600336306004.05080655625357357009073069543780745100910870439108706390785745408808401008708305093089011010901040501090104080105945900501060101011510501000601120107013013101250601310125010012011401080601270121513512651200751350128515015801500751580150012513513601295701530145015015101440851615154017018901800851890180016016016651585801870178018018501760100197518802002310220010023102200200190197018709522102100215218520801202330222524027302600120273026002502302300219511025902470260256024401402735261029032003050140320030503152702760263013531002950305306529201703275312034038303650170383036504003303250309516036603480370361534402003865367541045204300200452043005003853900371019043804170430433041202404625440048054105150240541051506304604460250502051049603205300570620032062004.5800560540030060756306000380641570075003807500100066574153608340745824045088008301030045010300125078086404259720870960053010260970120005301200016009401044050011745105011600630124001170145006301450020001085131805501400012251464071014800136018300720183005.02500128015270670162301440169608601715016002120086521200GBGB20052—20244表210kV干式三相双绕组无励磁调压配电变压器能效等级4额定容量kVA1级2级3级短路阻抗%电工钢带非晶合金电工钢带非晶合金电工钢带非晶合金空载损耗W负载损耗W空载损耗W负载损耗W空载损耗W负载损耗W空载损耗W负载损耗W空载损耗W负载损耗W空载损耗W负载损耗WBFHBFHBFHBFHBFHBFH301056056406855060564068513060564068560605640685150670710760706707107604.05015584590096560845900965185845900965758459009652159401000107090940100010708021011601240133085116012401330250116012401330100116012401330295129013801480120129013801480100230133014151520901330141515202701330141515201101330141515203201480157016901301480157016901252701565166517801051565166517803201565166517801301565166517803751740185019801501740185019801603101800191520501201800191520503651800191520501451800191520504302000213022801702000213022802003602135227524401402135227524404202135227524401702135227524404952370253027102002370253027102504152330248526651602330248526654902330248526651952330248526655752590276029602302590276029603155102945312533551952945312533556002945312533552352945312533557053270347037302803270347037304005703375359038502153375359038506653375359038502653375359038507853750399042803103750399042805006704130439047052504130439047057904130439047053054130439047059304590488052303604590488052306307754975529056602954975529056609104975529056603604975529056605530588062904205530588062906307505050536557602905050536557608855050536557603505050536557605610596064004105610596064006.0~8.0800875589562656715335589562656715589562656715410589562656715655069607460480655069607460100068857315788538568857315788568857315788547068857315788576508130876055076508130876012508190872093354558190872093358190872093355508190872093359100969010370650910096901037016009945105551132053099451055511320994510555113206459945105551132011050117301258076011050117301258020001224013005140057001224013005140051224013005140058501224013005140051445015560144501556025001453515445166058401453515445166051453515445166051453515445166051615017170184501615017170184505GB20052—2024表335kV油浸式三相双绕组无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW31501.720.72.020.72.421.9740002.024.62.324.62.925.950002.428.22.828.23.529.763002.93.44.233.3880004.04.75.8100004.840.85.740.87.043.0125005.548.46.548.48.0160006.759.27.959.29.7200007.99.4250009.484.684.689.31031500表435kV油浸式三相双绕组有载调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW31501.822.22.122.22.6740002.126.22.526.23.127.650002.630.83.030.83.763003.133.03.733.04.57.580004.35.16.3100005.143.26.043.27.445.6125006.07.18.754.08160007.28.566.8200008.574.474.412.42500088.088.0103150012.017.4GB20052—2024表566kV油浸式三相双绕组无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW31502.220.72.620.73.221.9840002.624.63.124.63.825.950003.127.63.727.64.629.263004.030.84.730.85.8980004.95.87.1100005.843.06.843.08.445.4125006.88.19.954.0160008.362.89.862.812.0200009.711.480.42500011.490.090.095.03150016.0400005000019.422.928.26300022.927.033.3表666kV油浸式三相双绕组有载调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW63004.430.85.230.86.49~1280005.36.27.7100006.243.07.343.09.045.4125007.48.754.0160008.962.862.82000015.480.42500090.014.890.095.03150014.84000020.925.85000020.924.730.46300024.729.267GB20052—2024表7110kV油浸式三相双绕组无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW63004.1324.8325.93380004.9385.8387.140100005.8456.8458.448125006.8538.1539.956160008.39.812.069200009.77911.479842500011.49494993150011116.0111117400001331331415000019.415822.915828.21666300022.918727.018733.31987500026.021230.721237.822412~149000029.924535.424543.525812000037.330344.130354.232015000044.135935937918000049.541141172.0434表8110kV油浸式三相双绕组低压为35kV无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW63004.4335.2336.43580005.3406.2407.742100006.2477.3479.049125007.2568.55659160008.6686872200008512.08514.8892500099991053150012016.812020.71264000014020.014024.61475000020.317424.01741836300024.020928.32092208GB20052—2024表9110kV油浸式三相三绕组无励磁调压变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW升压降压63004.9405.8407.142高—中17.5~18.5高—低中—低6.5高—中高—低17.5~18.5中—低6.580005.8486.9488.550100006.9568.25659125008.1679.66711.870160009.88181862000095951012500011316.011312031500134134142高—中17.5~18.5高—低中—低6.5高—中高—低17.5~18.5中—低6.54000016122.616127.81705000022.919227.019233.32026300023032.023039.4243表10110kV油浸式三相双绕组有载调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW63004.4325.2326.43310.5~1880005.3386.2387.740100006.2457.3459.048125007.4538.75356160008.966666920000797915.484250009414.894993150011111121.61174000017.814021.014025.81485000021.017524.81751846300025.020920936.3220GB20052—2024表11110kV油浸式三相三绕组有载调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW63005.3406.2407.742高—中高—低17.5~18.5中—低6.580006.3487.5489.250100007.5568.85659125008.967677016000818115.486200009514.8951012500011311321.61203150013420.913425.71424000021.216125.016130.81705000025.019229.619236.42026300029.823035.223043.3243表12220kV油浸式三相双绕组无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW3150015115181152212212~144000018134211342614250000211612516131170630002518830188371997500029213342134222590000342464024649259120000413044930460321150000493605836071380160000513786037874399180000564136641382436240000704848348410251130000083577985771216093600009566211266213869837000097675114675141713400000103716122716150755420000106742125742154783910GB20052—2024表13220kV油浸式三相三绕组无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW升压降压31500181382113826145高—中22~24高—低12~14中—低7~9高—中12~14高—低22~24中—低7~940000211652516530174500002419429194352056300029231342314224490000373004430054316120000463695536967390150000554386543880463180000625007350090527240000726169161611265030000091726108726133767表14220kV油浸式三相双绕组低压为66kV无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW3150017129201292413612~1440000201502315029159500002318027180341906300028211332114022290000362754327553291120000453305333065349150000533876338778409180000614387243888463240000755438854310957311GB20052—2024表15220kV油浸式三相双绕组有载调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW3150017115201152412212~144000020134231342914250000241612816134170630002818833188401999000035246422465125912000043304513046332115000051360603607438018000059413704138643612000069kV4530353303653201500005335562355773741800006240673406904282400007750491504112532表16220kV油浸式三相三绕组有载调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW31500191382313828145高—中12~14高—低22~24中—低7~9400002316527165331745000026194311943820563000312313623145244900004030047300583161200005136960369743901500005943870438864631800006853881538995682400008566710066712370412GB20052—2024表17220kV油浸式三相三绕组有载调压自耦电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW31500119213921697高—中8~14高—低28~64中—低18~5040000131131611319119500001513418134221426300018161211612617090000222112621132222120000282633326341277150000333113931148329180000373584435854378240000464625446266487表18330kV油浸式三相双绕组无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW9000037247442475426014~151200004730655306683231500005636266362813821800006441575415934382400008051594515116543360000109722129722158762370000111736131736162777400000118780139780171824720000183121221612122661280表19330kV油浸式三相三绕组无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW90000423025030262318高—中24~26高—低14~15中—低8~912000053374623747739415000063442744429146618000072507855071045352400008962910562913066413GB20052—2024表20330kV油浸式三相三绕组无励磁调压自耦电力变压器能效等级串联绕组末端调压,中压110kV额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW90000252372923736250高—中10~11高—低24~26中—低12~141200003129236292453081500003734744347543661800004239650396624182400005349262492775203600007266885668104705表21330kV油浸式三相三绕组有载调压自耦电力变压器能效等级串联绕组末端调压,中压110kV额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW90000262353123538248高—中10~11高—低24~26中—低12~141200003229238292473081500003834545345553641800004339651396634182400005449264492795203600007466887668107705表22330kV油浸式三相三绕组有载调压自耦电力变压器能效等级中压110kV线端调压额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW90000272513225139265高—中10~11高—低26~28中—低16~17120000343114031149329150000403694736958390180000464235442366447240000565266652682555360000767139071311175214GB20052—2024表23330kV油浸式三相三绕组无励磁调压自耦电力变压器能效等级中压220kV线端调压额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW90000132641526418278高—中10~11120000163271932723345150000193882238827409180000214452544531469240000275523255239582360000377524475254794表24330kV油浸式三相三绕组有载调压自耦电力变压器能效等级中压220kV线端调压额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW90000142641626420278高—中10~11120000173272032725345150000203882438830409180000234452744534469240000295523455242582360000407534775358795表25500kV油浸式单相双绕组无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW100000342034020349214141200003923446234562472000006334274342913612230006837181371993912400007239285392105413260000774149141411243738000010254912154914958016或1840000010657012557015460141000010858112858115861348400012365714565717869415GB20052—2024表26500kV油浸式三相双绕组无励磁调压电力变压器能效等级额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW1200004135649356603751416000050441594417246624000069599815991006323000008070794707116746370000948101118101368554000009685511485514090342000010286012086014890714或16480000110954130954160100760000014312021691202208126872000016813821981382244145875000017314222051422252150116或1878000017614672081467256154986000019015752241575276166311400002371949280194934420571170000242198028619803522090表27500kV油浸式单相三绕组无励磁调压自耦电力变压器能效等级中压线端调压额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW120000282073320740219高—中12高—低34~38中—低20~22167000332483924848261250000473335533368352334000584286842884451400000664917849196518120000282213322140233高—中12高—低42~46中—低28~30167000332613926148276250000473565535668375334000584596845984485400000665227852296551120000282213322140233高—中14~22高—低42~64中—低28~4016700033261392614827625000047356553566837533400058459684598448540000066522785229655116GB20052—2024表28500kV油浸式单相三绕组有载调压自耦电力变压器能效等级中压线端调压额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW120000282123321240223高—中12高—低34~38中—低20~221670003325739257482712500004734255342683613340006144172441884664000007250485504104532120000282253322540238高—中12高—低42~46中—低28~301670003327039270482852500004736555365683853340006147772477885044000007254985549104580120000282253322540238高—中14~15高—低42~46中—低28~301670003327039270482852500004736555365683853340006147772477885044000007254985549104580表296kV油浸式三相双绕组无励磁调压新能源发电侧光伏用、风电用、储能用变压器能效等级6kV~7.2kV/0.4kV~1.14kV额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75kW℃)空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW5003853900430433048054104.0~8.063046044605104960570620080056054006306000700750010006657415745824083010300125078086408709600970120001600940104401050116001170145002000108513180122514640136018300注:“6kV~7.2kV”表示高压侧电压范围;“0.4kV~1.14kV”表示低压侧电压范围。44表306kV干式三相双绕组无励磁调压新能源发电侧光伏用、风电用、储能用变压器能效等级6kV~7.2kV/0.4kV~1.14kV额定容量kVA1级2级3级短路阻抗%空载损耗W负载损耗W空载损耗W负载损耗W空载损耗W负载损耗WB(100℃)F(120℃)H(145℃)B(100℃)F(120℃)H(145℃)B(100℃)F(120℃)H(145℃)5006704130439047057904130439047059304590488052304.0~10.0630775497552905660910497552905660107055305880629080087558956265671510355895626567151215655069607460100010206885731578851205688573157885141576508130876012501205819087209335142081908720933516709100969010370160014159945105551132016659945105551132019601105011730125802000176012240130051400520751224013005140052440136001445015560注:“6kV~7.2kV”表示高压侧电压范围;“0.4kV~1.14kV”表示低压侧电压范围。17GB17GB20052—20218GB20052—2024表3110kV油浸式三相双绕组无励磁调压新能源发电侧光伏用、风电用、储能用变压器能效等级10kV~12kV/0.4kV~1.14kV额定容量kVA1级2级3级短路阻抗%空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW空载损耗kW负载损耗(75℃)kW5003853900430433048054104.0~8.063046044605104960570620080056054006306000700750010006657415745824083010300125078086408709600970120001600940104401050116001170145002000108513180122514640136018300250012801527014401696016002120030001547167971719186641909233303150160617978178419976198224970注:“10kV~12kV”表示高压侧电压范围;“0.4kV~1.14kV”表示低压侧电压范围。44表3210kV干式三相双绕组无励磁调压新能源发电侧光伏用、风电用、储能用变压器能效等级10kV~12kV/0.4kV~1.14kV额定容量kVA1级2级3级短路阻抗%空载损耗W负载损耗W空载损耗W负载损耗W空载损耗W负载损耗WB(100℃)F(120℃)H(145℃)B(100℃)F(120℃)H(145℃)B(100℃)F(120℃)H(145℃)5006704130439047057904130439047059304590488052304.0~10.0630775497552905660910497552905660107055305880629080087558956265671510355895626567151215655069607460100010206885731578851205688573157885141576508130