GB/T 13034-2008Insulated pulleys for live working (English PDF)

Foreword

This standard replaces GB/T 13034-2003 "live working with insulating block." This standard compared with GB/T 13034-2003, this revision of the main contents are.

--- The standard of this chapter, shall be re-arrangement, an increase of Annex A, Annex B.

--- To make the test more realistic conditions, the electrical properties of the test voltage is applied to the way you make changes. This standard Annex A, Annex B normative appendix. The standard proposed by China Electricity Council. This standard by the National Standardization Technical Committee work and live under the jurisdiction responsible for the interpretation. This standard by the State Grid Wuhan High Voltage Research Institute, Ningbo Tianhe power equipment limited liability company responsible for drafting. Drafters of this standard. Yi-hui, just to Qiu, Hu Yi, Zhang Lihua. This standard replaces the standards previously issued as follows:

--- GB/T 13034-1991; GB/T 13034-2003. Live working with insulating block

1 Scope

GB/T 13034-2008 is the Chinese national standard on insulated pulleys for live working, in the field of environment and health protection, safety. The /T suffix marks it as a recommended standard: it is not compulsory by itself, but it becomes binding as soon as a contract, a tender or a customer specification calls it up - which in practice is how most foreign buyers meet it. It was issued on 24 September 2008 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China, and has been in force since 1 August 2009. Classification: ICS 13.260, CCS K47. This page is published from the official record of the standard held by the Chinese standards administration: the identification, the dates, the classification and the issuing body are taken from there. The clause text, the tables and the numeric limits are in the document itself, which is delivered complete in English translation.

This standard specifies the live working with insulating block of requirements, test methods, inspection rules and marking. This standard applies to insulation block used in live working on high-voltage electrical equipment.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

GB/T 1303.1 epoxy glass cloth laminate ( GB/T 1303.1-1998, neq IEC 60893-3-2.1993)

GB/T 6179 I Hexagon slotted nut C class (

GB/T 6179-1986, neq ISO /DIS7037. 1982)

GB/T 6181 Hexagon thin slotted nuts Class A and Class B (

GB/T 6181-1986, neq ISO /DIS7038. 1982)

GB/T 16927.1 High-voltage test techniques - Part 1. General test requirements ( GB/T 16927.1-1997, eqv IEC 60060-1. 1989)

HG/T 2349 1010 polyamide resin