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JB/T 10323-2016Connectors for main circuits of low-voltage withdrawable switchgear and controlgear assemblies (English PDF)

低压抽出式成套开关设备和控制设备主电路用接插件

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

October 22, 2016

Implementation date

April 1, 2017

Scope

JB/T 10323-2016 is the English-translated version of 低压抽出式成套开关设备和控制设备主电路用接插件.

JB/T 10323-2016 is the Chinese machinery industry standard covering connectors for main circuits of low-voltage withdrawable switchgear and controlgear assemblies.

It was issued on 22 October 2016 and has been in force since 1 April 2017, replacing JB/T 10323-2002. The document is under the responsibility of the Ministry of Industry and Information Technology.

This page is published from the official record of the 2016 edition. The figures, limits and tables the standard contains are those of the document itself, delivered in full with the English translation.

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Document preview — JB/T 10323-2016

National Standard of the People's Republic of China

Replacing: JB/T 10323-2002

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

1 Scope
2 Normative references
3 Model and classification
3.1 Model
3.2 Classification
4 Electrical parameters
4.1 Choice of the electrical parameters
4.2 Rated operational voltage Ue
4.3 Rated insulation voltage Ui
4.4 Rated impulse withstand voltage Uimp
4.5 Rated operational current Ie
4.6 Rated short-time withstand current Icw
5 Product information
5.1 Marking
5.2 Documents
5.3 Packaging
6 Service conditions
6.1 Normal service conditions
6.2 Special service conditions
6.3 Conditions of transport, storage and mounting
7 Construction requirements
7.1 Appearance and dimensions
7.2 Insulating parts
7.3 Clearance and creepage distance
7.4 Terminals
8 Performance requirements
8.1 Dielectric performance
8.2 Temperature rise
8.3 Resistance to damp heat
8.4 Mechanical life
8.5 Contact pressure
8.6 Short-circuit withstand strength
9 Inspection
9.1 General requirements
9.2 Inspection of appearance and dimensions and of the appearance quality of the coating
9.3 Fire hazard performance test
9.4 Heat resistance performance test
9.5 Ageing resistance performance test of the insulating parts
9.6 Determination of the comparative tracking index (CTI)
9.7 Clearance and creepage distance
9.8 Mechanical strength test of the terminals
9.9 Dielectric performance
9.10 Temperature rise
9.11 Resistance to damp heat
9.12 Mechanical life test
9.13 Contact pressure
9.14 Short-circuit withstand strength
Annex A (normative) Minimum and maximum cross-sectional area of the copper conductors suitable for connection to the terminals for external conductors
Figure 1 Diagram of the connections for the short-circuit withstand strength test
Table 1 Minimum clearance in air
Table 2 Minimum creepage distance
Table 3 Values of the power frequency withstand voltage
Table 4 Values of the impulse withstand voltage
Table 5 Contact pressure of the plug connection (single phase)
Table 6 Design verification items
Table 7 Sampling inspection items
Table 8 Periodic inspection items
Table 9 Values of the coefficient n
Table A.1 Cross-sectional area of the copper conductors suitable for connection to the terminals for external conductors

What this standard covers

This standard specifies the type and classification, use conditions, technical requirements and test methods of the connector for the main circuit of the low-voltage withdrawable switchgear and control equipment.

Document data

Chinese classification (CCS): K30.

Estimated length of the Chinese original: 17,184 words.

Supersedes the earlier edition JB/T 10323-2002.

3 Model and classification

4 Electrical parameters

5 Product information

6 Service conditions

7 Construction requirements

8 Performance requirements

9 Inspection

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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Editions of JB/T 10323

Edition	Title	Revision	Status
JB/T 10323-2016	Connectors for main circuits of low-voltage withdrawable switchgear and controlgear assemblies	current edition	Current
JB/T 10323-2002	Connectors for main circuits of low-voltage withdrawable switchgear and controlgear assemblies	previous edition	Superseded

This page sells the current edition, JB/T 10323-2016. Earlier editions are listed for reference only.

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