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ANSI∕TIA-942-2005美国数据中心电信基础设施标准（英文版）.pdf

Listoffigures

IList of tables

List of tables

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DB33T 2216-2019 人民调解工作规范Not for Resale

ApprovalofthisStandard

(This foreword is not considered part of this Standard.)

Contributingorganizations

Documentssuperseg

This Standard is the first edition.

RelationshiptootherTiAstandardsanddocuments

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Industry Associati

Thermal Guidelines for Data Processing Environments

ThermalGuidelinesforDataProcessingEnvironments

Otherreferencesarelistedinannex

Otherreferencesarelistedinannex

Annexes A, B, C, D, E, F, G and H are informative and not considered to be requirements of this Standard except when specifically referenced within the main document.

Purposeof thisStandard

Data centerssupportawiderangeoftransmissionprotocols.Someofthesetransmission protocols impose distance restrictions that are shorter than those imposed by this Standard. When applying specific transmission protocols,consult standards,regulations,equipment vendors,and system service suppliers for applicability,limitations,and ancillary requirements. Consider consolidating standardized and proprietary cabling into a single structured cabling System

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Specification of criteria

Iwo categories of criteria are specified;mandatory and advisory.The mandatoryrequirements are designated by the word"shall"; advisory requirements are designated by the words "should", "may" or“desirable" which are used interchangeably in this Standard.

MetricequivalentsofUScustomaryunits

The majority of dimensionsinthisStandardare metric.Soft conversions frommetrictoUS customary units are provided in parenthesis; e.g., 103 millimeters (4 inches)

LifeofthisStandard

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1.1 General

1.2Normativereferences

Thefollowingstandardcontainsprovisionsthat,throughreterenceinthistext,constitute provisions of this Standard. At the time of publication, the editions indicated were valid. All standards are subject to revision,and parties to agreements based on this Standard are encouraged to investigate the possibility of applying the most recent editions of the standards published bythem.

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DEFINITIONOFTERMS,ACRONYMSANDABBREVIATIONS,

2.1 General

Ihisclausecontainsthedefinitionsofterms,acronyms,andabbreviationsthathavespecia technical meaning or that are unique to the technical content of this Standard. Special definitions that are appropriate to individual technical clauses are also included,

2.2 Definition of terms

bonecable:Seebackbol

fiber optic:See optical fibe

grounding: The act of creating a groun

grounding:Theactofcreatingaground

grounding conductor: A conductor used to connect the grounding electrode to the building's maingroundingbusbar.

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2.3Acronymsandabbreviations

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2.4Unitsofmeasure

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ATACENTERDESIGNLOVERVIEW

Coordinate preliminary data center space plans from architect and engineers. Suggest changes as required

ationshipofdatacenterspacestoother

nfrastructure for the data center spaces, which is

spaces are illustrated in figure 1 to demonstrate their relationships to the data center.

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Figure1:Relationshipofspaces inadata cen

This Standardincludesinformation for fourtiers relatingto variouslevels of availability and security of the data centerfacility infrastructure.Higher tiers correspondto higheravailability anc security. Annex G of this Standard provides detailed information for each of the four tiering levels.

Considerationforinvolvementofprofe

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CENTERCABLINGSYSTEMINFR

4.1Thebasicelementsofthedatacentercablingsystemstructure

4.1Thebasicelementsofthedatacentercablingsystemstru

cabling system for a data center. It depicts the relationship between the elements and how they are conficuredto createthetotal system

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Figure 2:Data center topology

GA/T 1481.6-2018 北斗全球卫星导航系统公安应用第6部分：定位信息通信协议及数据格式DATACENTERTELECOMMUNICATIONSSPACESAND

5.2Datacenterstructure

5.2.1Majorelements

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Theremaybeanoptionalinterconnectionpointwithinthehorizontalcabling,calledazone distribution area.This area is located between the horizontal distribution area and the equipment distribution areatoallow frequent reconfiguration andflexibility

5.2.2Typicaldata centertopology

QYZD 0001S-2015 昆明筑迪科技有限公司 玛咖片（压片糖果）5.2.3Reduceddatacentertopologies

Figure3:Exampleofabasicdata centertopology

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