29.240.20 标准查询与下载



共找到 898 条与 相关的标准,共 60

Overhead electrical lines exceeding AC 1 kV. National Normative Aspects (NNA) for NORWAY (based on EN 50341-1:2012)

ICS
29.240.20
CCS
发布
2017-03-31
实施
2017-03-31

Overhead electrical lines exceeding AC 1 kV. National Normative Aspects (NNA) for ITALY (based on EN 50341-1:2012)

ICS
29.240.20
CCS
F21
发布
2017-03-31
实施
2017-03-31

Overhead electrical lines exceeding AC 1 kV. National Normative Aspects (NNA) for DENMARK (based on EN 50341-1:2012)

ICS
29.240.20
CCS
F21
发布
2017-03-31
实施
2017-03-31

Overhead electrical lines exceeding AC 1 kV. National Normative Aspects (NNA) for Sweden (based on EN 50341-1:2012)

ICS
29.240.20
CCS
发布
2017-03-31
实施
2017-03-31

Test method for wear of transmission line fittings

ICS
29.240.20
CCS
K47
发布
2017-03-28
实施
2017-08-01

Manufacturing quality of electrical fittings - Part 1: Malleable iron castings

ICS
29.240.20
CCS
K47
发布
2017-03-28
实施
2017-08-01

Technical Specifications for Distribution Line Fault Indicator and Locating System Part 5: System Integration

ICS
29.240.20
CCS
K51
发布
2017-03-15
实施
2017-06-01

Distribution line fault indicator and location system technical specification part 3: power frequency signal source

ICS
29.240.20
CCS
K51
发布
2017-03-15
实施
2017-06-01

Distribution line fault indicator and location system technical specification part 2: monitoring terminal

ICS
29.240.20
CCS
K51
发布
2017-03-15
实施
2017-06-01

Technical specifications for distribution line fault indicators and positioning systems Part 1: Master station

ICS
29.240.20
CCS
K51
发布
2017-03-15
实施
2017-06-01

Distribution line fault indicator and positioning system technical specification part 4: telecontrol protocol

ICS
29.240.20
CCS
K51
发布
2017-03-15
实施
2017-06-01

本标准规定了输变电工程施工用液压绞磨(以下简称液压绞磨)的型号,设备组成及性能参数, 技术要求,试验项目及规定,检验、试验方法及要求,标志、包装及贮存等内容。  本标准适用于液压绞磨的设计、制造、试验、验收及使用。

Technical specification for hydraulic winch for overhead transmission and transformation construction project

ICS
29.240.20
CCS
D442
发布
2017-02-28
实施
2017-03-16

Overhead transmission lines. Design criteria

ICS
29.240.20
CCS
F21
发布
2017-02-28
实施
2017-02-28

本标准规定了电力通信机房的分级、机房环境、位置与建筑、装修与设备布置、空气调节、给水排水、消防、供配电及照明、机房布线、机房动力环境监控与安全防范系统等方面的要求。  本标准适用于电力调控大楼、电厂及变电站、供电所或营业厅、电力企事业单位、通信独立中继站、无线基站等通信机房的设计与建设。

Design specification for electric power communication room

ICS
29.240.20
CCS
D442
发布
2017-02-28
实施
2017-03-16

本指导性技术文件规定了架空输电线路山火分布图绘制的一般规定、所需的基础资料、山火分级原则和山火分布图的绘制程序和修订原则。  本指导性技术文件适用于架空输电线路山火分布图的绘制。

Guidelines for thematic map drawing of wildfires distribution region along overhead transmission lines

ICS
29.240.20
CCS
D442
发布
2017-02-28
实施
2017-03-16

本标准规定了舞动区域分级标准、一般规定、基础资料、舞动区域分级方法、制图要求和舞动区域分布图修订。 本标准适用于绘制输电线路舞动区域分布图。

Technical guideline for galloping region distribution mapping of transmission lines

ICS
29.240.20
CCS
D442
发布
2017-02-28
实施
2017-03-16

This NNA is applicable to any new line between two points, A and B, its modifications and extensions. The design and construction of overhead lines with covered conductors and voltages greater than 45 kV shall respect the same electrical clearances as of overhead lines with bare conductors of the same voltage.

Overhead electrical lines exceeding AC 1 kV - Part 2-6: National Normative Aspects (NNA) for SPAIN (based on EN 50341-1:2012)

ICS
29.240.20
CCS
发布
2017-02-24
实施
2017-08-01 (7)

Design criteria of overhead transmission lines

ICS
29.240.20
CCS
发布
2017-02-13
实施

Overhead electrical lines exceeding AC 1 kV - Part 2-5: National Normative Aspects (NNA) for DENMARK

ICS
29.240.20
CCS
发布
2017-02-01
实施

This International Standard specifies the loading and strength requirements of overhead lines derived from reliability-based design principles. These requirements apply to lines 45 kV and above, but can also be applied to lines with a lower nominal voltage. This document also provides a framework for the preparation of national standards dealing with overhead transmission lines, using reliability concepts and employing probabilistic or semi-probabilistic methods. These national standards will need to establish the local climatic data for the use and application of this standard, in addition to other data that are country- specific. Although the design criteria in this standard apply to new lines, many concepts can be used to address the design and reliability requirements for refurbishment, upgrading and uprating of existing lines. This document does not cover the detailed design of line components such as supports, foundations, conductors or insulators strings.

Overhead transmission lines - Design criteria

ICS
29.240.20
CCS
F21
发布
2017-02
实施



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