29.040.10 绝缘油 标准查询与下载



共找到 513 条与 绝缘油 相关的标准,共 35

1.1 This test method covers the determination of the weight percent of 2,6-ditertiary-butyl paracresol (DBPC) and 2,6ditertiary-butyl phenol (DBP) in new or used electrical insulating oil in concentrations up to 0.5 % by measuring its absorbance at the specified wavelengths in the infrared spectrum. 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Standard Test Method for 2,6-di-tert-Butyl- p-Cresol and 2,6-di

ICS
29.040.10
CCS
发布
2021-12-01
实施

1.1 This test method determines the resistance of mineral transformer oils to oxidation under prescribed accelerated aging conditions. Oxidation stability is measured by the propensity of oils to form sludge and acid products during oxidation. This test method is applicable to new oils, both uninhibited and inhibited, but is not well defined for used or reclaimed oils. NOTE 1—A shorter duration oxidation test for evaluation of inhibited oils is available in Test Method D2112. NOTE 2—For those interested in the measurement of volatile acidity, reference is made to IEC Method 61125. 2 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Standard Test Method for Oxidation Stability of Mineral Insulating Oil

ICS
29.040.10
CCS
发布
2021-11-01
实施

Insulating liquids - Specifications for unused liquids based on synthetic aromatic hydrocarbons (IEC 10/1149/CDV) (english version)

ICS
29.040.10
CCS
发布
2021-10-01
实施
2021-10-01

Testing method for complex dielectric constant of nonmetallic magnetic materials at high frequencies

ICS
29.040.10
CCS
发布
20210913
实施
20210913

Testing method for alternating-current magnetic properties of materials at power frequencies using the wattmeter- ammeter-voltmeter method and 25cm epstein test frame

ICS
29.040.10
CCS
发布
20210913
实施
20210913

Insulating liquids. Quantitative determination of methanol and ethanol in insulating liquids

ICS
29.040.10
CCS
发布
2021-08-11
实施
2021-08-11

Testing methods for impact resistance of plastics and electrical insulating materials

ICS
29.040.10
CCS
发布
20210728
实施
20210728

Testing method for oxidative-induction time of polyolefins by differential scanning calorimetry

ICS
29.040.10
CCS
发布
20210728
实施
20210728

Testing method for dissipation factor and permittivity parallel with laminations of laminated sheet and plate materials

ICS
29.040.10
CCS
发布
20210728
实施
20210728

Testing method for high-voltage, low-current, dry arc resistance of solid electrical insulation

ICS
29.040.10
CCS
发布
20210728
实施
20210728

Testing method for dielectric breakdown voltage and dielectric strength of solid electrical insulating materials

ICS
29.040.10
CCS
发布
20210728
实施
20210728

Testing methods for AC loss characteristics and permittivity(Dielectric constant) of solid electrical insulation

ICS
29.040.10
CCS
发布
20210728
实施
20210728

Testing methods for complex permittivity (Dielectric constant) of solid electrical insulating materials at high frequencies and high temperatures

ICS
29.040.10
CCS
发布
20210728
实施
20210728

Testing method for proof-voltage testing of thin solid electrical insulating materials

ICS
29.040.10
CCS
发布
20210728
实施
20210728

Insulating liquids – Quantitative determination of methanol and ethanol in insulating liquids

ICS
29.040.10
CCS
发布
2021-07-21
实施
2021-07-21

Insulating liquids - Quantitative determination of methanol and ethanol in insulating liquids

ICS
29.040.10
CCS
发布
2021-07-12
实施

Method of sampling insulating liquids (IEC 10/1132/CDV) (english version)

ICS
29.040.10
CCS
发布
2021-06-15
实施
2021-06-15

The silver strip test specified in this document is used for the determination of corrosive sulphur in electrical insulating oils. For the testing a silver strip is immersed for 18 h at a temperature of 100 °C in a sample of the insulating oil to be tested and afterwards checked

Testing of insulating oils - Detection of corrosive sulfur - Silver strip test

ICS
29.040.10
CCS
E38
发布
2021-06-00
实施

Fluids for electrotechnical applications - Mineral insulating oils for electrical equipment (IEC 60296:2020)

ICS
29.040.10
CCS
发布
2021-03-22
实施
2021-03-22

This document provides procedures and guidelines that are intended for the use and maintenance of natural ester liquid in sealed transformers and other electrical equipment. This document is applicable to natural esters, originally supplied conforming to IEC 62770 and other appli

Natural esters - Guidelines for maintenance and use in electrical equipment

ICS
29.040.10
CCS
发布
2021-01-00
实施



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