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GB/T 7251.5-2025   Low-voltage switchgear and controlgear assemblies—Part 5:Assemblies for power distribution in public networks (English)
Standard No.: GB/T 7251.5-2025 Status:valid remind me the status change

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Target Language:English File Format:PDF
Word Count: 26000 words Translation Price(USD):1040.0 remind me the price change

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Implemented on:2026-7-1 Delivery: via email in 1~5 business day

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Standard No.: GB/T 7251.5-2025
English Name: Low-voltage switchgear and controlgear assemblies—Part 5:Assemblies for power distribution in public networks
Chinese Name: 低压成套开关设备和控制设备 第5部分:公用电网电力配电成套设备
Chinese Classification: K31    Low-voltage distribution electrical equipment
Professional Classification: GB    National Standard
ICS Classification: 29.130.20 29.130.20     Low voltage switchgear and controlgear 29.130.20
Source Content Issued by: SAMR;SAC
Issued on: 2025-12-2
Implemented on: 2026-7-1
Status: valid
Superseding:GB/T 7251.5-2017 Low-voltage switchgear and controlgear assemblies-Part 5:Assemblies for power distribution in public networks
Target Language: English
File Format: PDF
Word Count: 26000 words
Translation Price(USD): 1040.0
Delivery: via email in 1~5 business day
本文件规定了公用电网配电成套设备(PENDA)的具体要求。PENDA符合以下要求:——用于额定电压不超过交流1 000 V(见图101的典型配电网络)的三相系统和直流系统不超过直流1 500 V的电能分配;——固定式的;——开启式成套设备不包含在本文件中;——适用于安装在仅熟练技术人员可使用的场所,户外式可能安装在一般人员可接近的场所:●拟用于公用电网的能源分配;●户内使用:安装在电力变电站内的成套设备;●户外使用:适用于露天安装的包含外壳的成套设备。本文件旨在为PENDA说明定义,规定使用条件、结构要求、技术特性和试验。对于某些电网参数,可能进行更高性能级别的试验。PENDA可能包括与电能分配相关联的控制和/或信号器件。注1:控制和监控器件可能用于智能电网应用,或智能电网数据的传输。本文件适用于一次性设计、制造或完全标准化批量制造的所有PENDA。进行生产和/或组装的可能不是初始制造商(见GB/T 7251.1—2023的3.10.1)。本文件不适用于符合相关产品标准的单独的器件和整装的元件,如电机起动器、熔断器式开关、电子设备等。如果变电站由公用配电系统运营商(DSO)所有或运营,则在电力变电站中用作低压配电盘的PENDA属于本文件的范围。本文件不适用于IEC 61439其他部分所涵盖的特定类型成套设备。
Contents Foreword I Introduction III 1 Scope 2 Normative references 3 Terms and definitions 4 Symbols and abbreviations 5 Interface characteristics 6 Information 7 Service conditions 8 Constructional requirements 9 Performance requirements 10 Design verification 11 Routine verification Annex L (informative) Guidance on verification of temperature rise Annex AA (normative) Cross-section of conductors Annex BB (informative) Items subject to agreement between the assembly manufacturer and the user Annex CC (informative) Design verification Annex DD (informative) List of notes concerning certain countries Bibliography
Code of China
Standard
GB/T 7251.5-2025  Low-voltage switchgear and controlgear assemblies—Part 5:Assemblies for power distribution in public networks (English)
Standard No.GB/T 7251.5-2025
Statusvalid
LanguageEnglish
File FormatPDF
Word Count26000 words
Translation Price(USD)1040.0
Implemented on2026-7-1
Deliveryvia email in 1~5 business day
Detail of GB/T 7251.5-2025
Standard No.
GB/T 7251.5-2025
English Name
Low-voltage switchgear and controlgear assemblies—Part 5:Assemblies for power distribution in public networks
Chinese Name
低压成套开关设备和控制设备 第5部分:公用电网电力配电成套设备
Chinese Classification
K31
Professional Classification
GB
ICS Classification
Issued by
SAMR;SAC
Issued on
2025-12-2
Implemented on
2026-7-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
GB/T 7251.5-2017 Low-voltage switchgear and controlgear assemblies-Part 5:Assemblies for power distribution in public networks
Language
English
File Format
PDF
Word Count
26000 words
Translation Price(USD)
1040.0
Keywords
GB/T 7251.5-2025, GB 7251.5-2025, GBT 7251.5-2025, GB/T7251.5-2025, GB/T 7251.5, GB/T7251.5, GB7251.5-2025, GB 7251.5, GB7251.5, GBT7251.5-2025, GBT 7251.5, GBT7251.5
Introduction of GB/T 7251.5-2025
本文件规定了公用电网配电成套设备(PENDA)的具体要求。PENDA符合以下要求:——用于额定电压不超过交流1 000 V(见图101的典型配电网络)的三相系统和直流系统不超过直流1 500 V的电能分配;——固定式的;——开启式成套设备不包含在本文件中;——适用于安装在仅熟练技术人员可使用的场所,户外式可能安装在一般人员可接近的场所:●拟用于公用电网的能源分配;●户内使用:安装在电力变电站内的成套设备;●户外使用:适用于露天安装的包含外壳的成套设备。本文件旨在为PENDA说明定义,规定使用条件、结构要求、技术特性和试验。对于某些电网参数,可能进行更高性能级别的试验。PENDA可能包括与电能分配相关联的控制和/或信号器件。注1:控制和监控器件可能用于智能电网应用,或智能电网数据的传输。本文件适用于一次性设计、制造或完全标准化批量制造的所有PENDA。进行生产和/或组装的可能不是初始制造商(见GB/T 7251.1—2023的3.10.1)。本文件不适用于符合相关产品标准的单独的器件和整装的元件,如电机起动器、熔断器式开关、电子设备等。如果变电站由公用配电系统运营商(DSO)所有或运营,则在电力变电站中用作低压配电盘的PENDA属于本文件的范围。本文件不适用于IEC 61439其他部分所涵盖的特定类型成套设备。
Contents of GB/T 7251.5-2025
Contents Foreword I Introduction III 1 Scope 2 Normative references 3 Terms and definitions 4 Symbols and abbreviations 5 Interface characteristics 6 Information 7 Service conditions 8 Constructional requirements 9 Performance requirements 10 Design verification 11 Routine verification Annex L (informative) Guidance on verification of temperature rise Annex AA (normative) Cross-section of conductors Annex BB (informative) Items subject to agreement between the assembly manufacturer and the user Annex CC (informative) Design verification Annex DD (informative) List of notes concerning certain countries Bibliography
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Keywords:
GB/T 7251.5-2025, GB 7251.5-2025, GBT 7251.5-2025, GB/T7251.5-2025, GB/T 7251.5, GB/T7251.5, GB7251.5-2025, GB 7251.5, GB7251.5, GBT7251.5-2025, GBT 7251.5, GBT7251.5