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ASTM F478絕緣線路軟管及覆蓋物使用保養(yǎng)

放大字體  縮小字體 發(fā)布日期:2012-02-08   瀏覽次數(shù):51  分享到: 分享到騰訊微博
ASTM F478絕緣線路軟管及覆蓋物使用保養(yǎng)
ASTM F478  Standard Specification for In-Service Care of Insulating Line Hose and Covers
ASTM F478絕緣線路軟管及覆蓋物使用保養(yǎng)
This specification covers the in-service care, inspection, testing, and use voltage of insulating line hose and covers for protection from electrical shock. Line hose covered in this specification are designed as Type I or Type II; Class 0, Class 1, Class 2, Class 3 or Class 4; Style A, Style B, Style C or Style D. Covers covered in this standard are designated as Type I or Type II; Class 0, Class 1, Class 2, Class 3 or Class 4; Style A, Style B, Style C, Style D or Style E. Electrodes, ac test, and dc tests shall be performed to conform with the specified requirements.
This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
1. Scope
1.1 This specification covers the in-service care, inspection, testing, and use voltage of insulating line hose and covers for protection of workers from accidental contact with energized electrical wires or equipment.
1.2 The following safety hazards caveat applies only to the test method portion, Section 7, of this specification: This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Specific precautionary statements are given in 7.2.1.

2. Referenced Documents (purchase separately)
ASTM Standards
D1049 Specification for Rubber Insulating Covers
D1050 Specification for Rubber Insulating Line Hose
D2865 Practice for Calibration of Standards and Equipment for Electrical Insulating Materials Testing
F819 Terminology Relating to Electrical Protective Equipment for Workers
ANSI Standards
C39.5 Safety Requirements for Electrical and Electronic Measuring and Controlling Instrumentation
IEEE Standard
IEEEStandard4 Techniques for High Voltage Testing
Index Terms
electrical insulating covers; electrical insulating line hose; lineman; lineman protective equipment; Dielectric proof voltage; Electrical insulating materials--specifications; Electrical protective equipment--specifications; Hoods and covers; In-service evaluation/monitoring--medical applications; Line hose--rubber insulating;


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