【国外标准】 IEEE Approved Draft Guide for Loading Mineral-Oil-Immersed Transformers and Step-Voltage Regulators
本网站 发布时间:
2025-10-27
开通会员免费在线看70000余条国内标准,赠送文本下载次数,单本最低仅合13.3元!还可享标准出版进度查询、定制跟踪推送、标准查新等超多特权!  
查看详情>>
适用范围:
This guide provides recommendations for loading mineral-oil-immersed transformers and step-voltage regulators with insulation systems rated for a 65 °C average winding temperature rise at rated load. This guide applies to transformers manufactured in accordance with IEEE Std C57.12.00 and tested in accordance with IEEE Std C57.12.90, and step-voltage regulators manufactured and tested in accordance with IEEE Std C57.15. Because a substantial population of transformers and step-voltage… read more regulators with insulation systems rated for 55 °C average winding temperature rise at rated load are still in service, recommendations that are specific to this equipment are also included. read less
标准号:
IEEE PC57.91
标准名称:
IEEE Approved Draft Guide for Loading Mineral-Oil-Immersed Transformers and Step-Voltage Regulators
英文名称:
标准状态:
-
发布日期:
-
实施日期:
出版语种:
- 推荐标准
- ASTM D2908-91(2024) Standard Practice for Measuring Volatile Organic Matter in Water by Aqueous-Injection Gas Chromatography
- AS/NZS 60335.2.91:2008/Amdt 1:2009 Household and similar electrical appliances - Safety Particular requirements for walk-behind and hand-held lawn trimmers and lawn edge trimmers (IEC 60335-2-91 Ed 3, MOD) (Reconfirmed 2020)
- ASTM A899-91(2021) Standard Specification for Steel Wire, Epoxy-Coated
- ASTM B362-91(2020) Standard Test Method for Mechanical Torque Rate of Spiral Coils of Thermostat Metal
- ASTM B604-91(2019) Standard Specification for Decorative Electroplated Coatings of Copper Plus Nickel Plus Chromium on Plastics
- ASTM C675-91(2022) Standard Test Method for Alkali Resistance of Ceramic Decorations on Returnable Beverage Glass Containers
- ASTM C824-91(2020) Standard Practice for Specimen Preparation for Determination of Linear Thermal Expansion of Vitreous Glass Enamels and Glass Enamel Frits by Dilatometer Method
- ASTM D1212-91(2020) Standard Test Methods for Measurement of Wet Film Thickness of Organic Coatings
- ASTM D1212-91(2025) Standard Test Methods for Measurement of Wet Film Thickness of Organic Coatings
- ASTM D1301-91(2020) Standard Test Methods for Chemical Analysis of White Lead Pigments
- ASTM D1978-91(2024) Standard Guide for Analysis of Electrocoat Bath Samples
- ASTM D2908-91(2017) Standard Practice for Measuring Volatile Organic Matter in Water by Aqueous-Injection Gas Chromatography
- ASTM D3266-91(2018) Standard Test Method for Automated Separation and Collection of Particulate and Acidic Gaseous Fluoride in the Atmosphere (Double Paper Tape Sampler Method)
- ASTM D3393-91(2022) Standard Specification for Coated Fabrics—Waterproofness
- ASTM D3670-91(2022) Standard Guide for Determination of Precision and Bias of Methods of Committee D22
我的标准
购物车
400-168-0010










