GB 7251.2-2006 English Version, GB 7251.2-2006 Low-voltage Switchgear and Controlgear Assemblies - Part 2: Particular Requirements for Busbar Trunking Systems (Busways) (English Version)

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Position: Chinese Standard in English/GB 7251.2-2006

GB 7251.2-2006 Low-voltage Switchgear and Controlgear Assemblies - Part 2: Particular Requirements for Busbar Trunking Systems (Busways) (English Version)
Standard No.:	GB 7251.2-2006	Status:	superseded remind me the status change Email:
Language:	English	File Format:	PDF
Word Count:	9000 words	Price(USD):	220.0 remind me the price change Email:
Implemented on:	2007-3-1	Delivery:	via email in 1 business day

Standard No.:	GB 7251.2-2006
English Name:	Low-voltage Switchgear and Controlgear Assemblies - Part 2: Particular Requirements for Busbar Trunking Systems (Busways)
Chinese Name:	低压成套开关设备和控制设备第2部分：对母线干线系统(母线槽)的特殊要求
Chinese Classification:	K31 Low-voltage distribution electrical equipment
Professional Classification:	GB National Standard
Issued by:	AQSIQ, SAC
Issued on:	2006-08-25
Implemented on:	2007-3-1
Status:	superseded
Superseded by:	GB 7251.6-2015
Superseded on:	2016-6-1
Superseding:	GB 7251.2-1997 Low-voltage switchgear and controlgear assemblies--Part 2: Particular requirements for busbar trunking systems(busways)
Language:	English
File Format:	PDF
Word Count:	9000 words
Price(USD):	220.0
Delivery:	via email in 1 business day

Referred in GB 7251.2-2006:

* GB/T 5169.10-1997
* GB/T 5169.11-1997
* GB/T 5169.12-1999
* GB/T 5169.13-1999
* GB 7251.1-2005 Low-voltage switchgear and controlgear assemblies - Part 1: Type-tested and partially type-tested assemblies
* GB 13539.1-2008 Low-voltage fuses - Part 1:General requirements
* GB 13539.2-
* GB 13539.3-2008 Low-voltage fuses - Part 3:Supplementary requirements for fuses for use by unskilled persons(fuses mainly for household and similar applications) - Examples of standardized systems of
* GB/T 13961-2003
* GB 14048.2-2001
* GB/T 18380.3-2001

GB 7251.2-2006 is referred in:

* GB 5226.1-2008 Electrical Safety of Machinery - Electrical Equipment of Machines - Part 1: General Requirements
* GB/T 17410-2008 Organic heat transfer material heaters
* GB 5226.1-2008 Electrical Safety of Machinery - Electrical Equipment of Machines - Part 1: General Requirements
* GB/T 17410-2008 Organic heat transfer material heaters
*GB/Z 25842.1-2010 Low-voltage switchgear and controlgear - Overcurrent protective devices - Part 1: Application of short-circuit ratings

Standard

GB 7251.2-2006 Low-voltage Switchgear and Controlgear Assemblies - Part 2: Particular Requirements for Busbar Trunking Systems (Busways) (English Version)
Standard No.	GB 7251.2-2006
Status	superseded
Language	English
File Format	PDF
Word Count	9000 words
Price(USD)	220.0
Implemented on	2007-3-1
Delivery	via email in 1 business day

Detail of GB 7251.2-2006

Standard No.

English Name

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Chinese Classification

Professional Classification

ICS Classification

Issued by

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Implemented on

Status

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Introduction of GB 7251.2-2006

This part applies to busbar trunking systems (BTS) and their accessories for feeding and distributing electrical power in residential, retail, public, agricultural and industrial premises. It also applies to busbar trunking systems which are designed to incorporate communication and/or control systems or intended to supply luminaires through tap-off units but does not apply to supply track systems in accordance with GB/T 13961-2003. The busbar trunking systems (including variations in length and angles of bends) considered in this part are type-tested ASSEMBLIES (TTA) when tested in accordance with Chapter 8 of this part. Tap-off units may be partially type-tested assemblies (PTTA).

Contents of GB 7251.2-2006

Foreword I 1 General 2 Terms and Definitions 3 Classification of Assemblies 4 Electrical Characteristics of Assemblies 5 Information to Be Given Regarding the Assemblies 6 Service Conditions 7 Design and Construction 8 Test Specifications Annex J (Informative) Voltage Drop of the System Annex K (Informative) Method of Determination of the Magnetic Field in the Vicinity of Busbar Trunking System Annex L (Informative) Verification of Maintenance Circuit Integrity under Fire Conditions Annex M (Informative) Test Arrangement (See GB/T 18380.3-2001) Annex N (Informative) Method of Determination of the Electrical Characteristics of Busbar Trunking Systems by Calculations from Measurements

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Keywords:
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