1.1 These specifications cover the in-service inspection and electrical testing of temporary protective grounding jumper assemblies which have been used by electrical workers in the field. 1.2 These specifications discuss methods for testing grounding jumper assemblies, which consist of the flexible cables, ferrules, clamps and connectors used in the temporary protective grounding of de-energized circuits. 1.3 Manufacturing specifications for these grounding jumper assemblies are in Specifications F 855. 1.4 The application, care, use, and maintenance of this equipment are beyond the scope of this specification. 1.5 Units of measurement used in this specification are in the Metric system (SI) with English units given in parentheses. 1.6 The following safety hazards caveat pertains only to the test portions of this specification. 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 and health practices and determine the applicability of regulatory requirements prior to use.
Số hiệu tiêu chuẩn
ASTM F 2249
Tên tiêu chuẩn
Standard Specification for In-Service Test Methods for Temporary Grounding Jumper Assemblies Used on De-Energized Electric Power Lines and Equipment
Ngày phát hành
2003-00-00
Từ khóa
Assemblies * Clamps * Electric power systems * Grounding * Line equipment * Power lines * Services * Temporary * Electric power transmission lines