29.240.20 标准查询与下载



共找到 898 条与 相关的标准,共 60

Distribution automation using distribution line carrier systems-Part 4-32:Data communication protocols-Data link layer-Logical link control(LLC)

ICS
29.240.20
CCS
发布
2016-08-19
实施

Distribution automation using distribution line carrier systems-Part 4-32:Data communication protocols-Data link layer-Logical link control(LLC)

ICS
29.240.20
CCS
发布
2016-08-19
实施

Distribution automation using distribution line carrier systems-Part 4-32:Data communication protocols-Data link layer-Logical link control(LLC)

ICS
29.240.20
CCS
发布
2016-08-19
实施

Overhead electrical lines exceeding AC 1 kV - Part 2-4: National Normative Aspects (NNA) for Germany (based on EN 50341-1:2012); German version EN 50341-2-4:2016

ICS
29.240.20
CCS
K47
发布
2016-04
实施

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

ICS
29.240.20
CCS
F21
发布
2016-03-31
实施
2016-03-31

This NNA determines the requirements which shall be fulfilled while designing and constructing of new overhead lines with nominal system voltages exceeding 1 kV AC. The scope of use of this NNA for temporary lines shall be determined by the Project Specification. For modernisations, reconstructions and refurbishments of the existing lines, the scope and the requirement to comply with PN-EN-50341-1, together with this NNA, shall be determined by the Project Specification. 1.2 Field of application (ncpt) PL.1 Overhead lines with covered conductors This NNA applies to overhead lines with covered conductors and overhead insulated cable system with nominal voltage exceeding 1 kV up to 45 kV AC. Additional requirements and simplifications, which apply only to this range of voltages, have been determined. This NNA does not contain requirements applicable for designing and constructing overhead lines with nominal voltage exceeding 45 kV AC, with covered conductors, where internal and external clearances can be smaller than specified in the NNA. (ncpt) PL.2 Optical conductors/wires This NNA also applies to optical phase conductors (OPCON) and optical ground wires (OPGW), containing optical fibre telecommunication circuits, installed on overhead line supports. (ncpt) PL.3 All Dielectric Self Supporting (ADSS) cables This NNA applies to all dielectric cables (ADSS) only within the scope of their influence on the load of the support and the requirements of the insulator clearances. (ncpt) PL.4 Installation of telecommunication fittings The NNA also applies to the installation of telecommunication equipment mounted on the new line structures with their primary function as of overhead line supports.

Overhead electrical lines exceeding AC 1 kV - Part 2-22: National Normative Aspects (NNA) for Poland (based on EN 50341-1:2012)

ICS
29.240.20
CCS
发布
2016-03-11
实施
2016-08-16 (7)

Guidelines for measuring distribution voltage of insulator strings in AC transmission lines of 750kV and above

ICS
29.240.20
CCS
F24
发布
2016-02-05
实施
2016-07-01

本标准规定了防扭钢丝绳的分类、标记代号、技术要求、试验方法、检验规则、包装标志及质量证明书等要求。 本标准适用于输电线路张力放线施工中使用的导引绳、牵引绳以及其他使用场合中要求不旋转的防扭钢丝绳。

Antitwisting steel wire rope for stringing conductors with tension of overhead transmission line

ICS
29.240.20
CCS
K47
发布
2016-02-05
实施
2016-07-01

本导则规定了电网高压直流输电线路及接地极线路参数测试的技术方法。 本导则适用于电网高压直流输电线路及接地极线路参数的测试。

Guide for measurement of DC transmission line and earth electrode line parameters

ICS
29.240.20
CCS
F24
发布
2016-02-05
实施
2016-07-01

光通信工程系统设计应同时按照本规程及《电力系统同步数字系列(SDH)光缆通信工程设计技术规定》DL/T 5404及相关规定执行。 超长站距光传输工程设计应贯彻通信网络“完整性、统一性、先进性”和“经济、高效、安全”的基本原则,执行我国现行相关电力行业和通信行业技术标准。 超长站距光传输工程设计应与电力通信发展规划相结合。 建设方案应以近、远期发展规划为依据,以满足本期工程建设需要为主,兼顾远期发展和扩容升级的可能,充分发挥整个网络的总体效益。 超长站距光传输工程设计应充分利用已有电力通信系统资源。

Design technical specification of ultra-long haul optical transmission engineering of electric power communication

ICS
29.240.20
CCS
P62
发布
2016-02-05
实施
2016-07-01

本导则适用于架空输电线路接地模块施工,其他电力工程接地降阻施工可参照执行。

Construction technology guide for the grounding module of overhead transmission line

ICS
29.240.20
CCS
P62
发布
2016-02-05
实施
2016-07-01

Risk classification and distribution map drawing of bird-related faults on overhead transmission lines

ICS
29.240.20
CCS
F24
发布
2016-02-05
实施
2016-07-01

本标准适用于110kV~750kV架空输电线路新建及改建工程的施工质量检验及评定。

Code for construction quality inspection and evaluation of 110kV~750kV overhead transmission line

ICS
29.240.20
CCS
F24
发布
2016-02-05
实施
2016-07-01

本标准规定了架空输电线路导地线覆冰监测装置的组成、技术要求、试验方法、检验规则、标志、包装、运输与贮存等。 本标准适用于110(66)kV及以上电压等级交直流架空输电线路中导地线覆冰监测装置,其他架空输电线路中覆冰监测装置可参考执行。

Monitoring device of ice on conductor and ground wire of overhead transmission lines

ICS
29.240.20
CCS
K47
发布
2016-01-07
实施
2016-06-01

Spacer technical conditions and test methods

ICS
29.240.20
CCS
K47
发布
2016-01-07
实施
2016-06-01

Overhead electrical lines exceeding AC 1 kV - Part 2-4: National Normative Aspects (NNA) for Germany

ICS
29.240.20
CCS
发布
2016-01-01
实施

1.1 This specification covers bare compact round concentric-lay-stranded conductors made from uncoated round copper wires for general use for electrical purposes. These conductors shall be constructed with a central core surrounded by one or more layers of helically laid compacted wires (Explanatory Note 1 and Note 2). 1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.2.1 For density, resistivity, and temperature, the values stated in SI units are to be regarded as standard.

Standard Specification for Compact Round Concentric-Lay-Stranded Copper Conductors

ICS
29.240.20
CCS
发布
2016
实施

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

ICS
29.240.20
CCS
发布
2015-11-30
实施
2015-11-30

Overhead electrical lines exceeding AC 1 kV - Part 1 : general requirements - Common specifications

ICS
29.240.20
CCS
F21
发布
2015-11-14
实施
2015-11-14

This Technical Report is intended to give an overview of the specific problems and requirements for electric power utility telecommunication systems.

General considerations for telecommunication services for electric power systems

ICS
29.240.20
CCS
发布
2015-09-03
实施



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