NB/T 10421-2020 Active Industry standards-Energy

NB/T 10421-2020 Technical specification of comprehensive treatment equipment for unbalanced current in low voltage distribution grid

Publish Date: 2020-10-23 Implement Date: 2021-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: NB/T 10421-2020

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Low-voltage electrical equipment

ICS Name: Integrated switch devices and controllers

Publish Date: 2020-10-23

Implement Date: 2021-02-01

Pages: 32 pages

Scope

This standard specifies the technical requirements for the use environment, functions, performance, inspection methods, inspection rules, marking, packaging, transportation, and storage of low-voltage power distribution network unbalanced current comprehensive treatment devices (hereinafter referred to as "devices").
This standard applies to active power electronic unbalanced current comprehensive treatment devices that are parallel-connected to low-voltage AC power distribution networks with a nominal voltage of 0.38 kV and a frequency of 50 Hz. Other low-voltage voltage levels may be implemented as a reference.

Development Information

Word Count: 50 Thousand words Pages: 32 pages

Referenced Standards

GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 2423.1-2008 Environmental testing for electric and electronic products—Part 2:Test methods—Tests A:Cold GB/T 2423.2-2008 Environmental testing for electric and electronic products—Part 2:Test methods—Tests B:Dry heat GB/T 2423.4-2008 Environmental testing for electric and electronic products—Part 2:Test method—Test Db:Damp heat,cyclic(12 h+12 h cycle) GB 2894-2008 Safety signs and guideline for the use GB/T 3859.1-2013 Semiconductor converters—General requirements and line commutated converters—Part 1-1:Specification of basic requirements GB/T 4208-2017 Degrees of protection provided by enclosure(IP code) GB/T 4798.1-2019 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 1:Storage GB/T 4798.2-2008 Environmental conditions existing in the application of electric and electronic products—Part 2:Transportation GB 4824-2019 Industrial,scientific and medical equipment—Radio-frequency disturbance characteristics—Limits and methods of measurement GB/T 15576-2008 Low-voltage reactive power compensation assemblies GB/T 17626.2-2018 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test GB/T 17626.4-2018 Electromagnetic compatibility—Testing and measurement techniques—Electrical fast transient/burstimmunity test GB/T 17626.5-2019 Electromagnetic compatibility—Testing and measurement techniques—Surge immunity test GB/T 17626.12-2013 Electromagnetic compatibility—Testing and measurement techniques—Ring wave immunity test

Related Standards

GB/T 14824-2008 Replaced

GB/T 14824-2008 High-voltage alternating-current generator circuit-breaker

Publish Date: 2008-09-24

GB/Z 25842.1-2010 Active

GB/Z 25842.1-2010 Low-voltage switchgear and controlgear—Overcurrent protective devices—Part 1:Application of short-circuit ratings

Publish Date: 2010-12-23

GB/T 18858.1-2012 Active

GB/T 18858.1-2012 Low-voltage switchgear and controlgear—Controller-device interface(CDI)—Part 1:General rules

Publish Date: 2012-11-05

GB/T 18858.2-2012 Active

GB/T 18858.2-2012 Low-Voltage switchgear and controlgear—Controller-device interfaces(CDI)—Part 2:Actuator sensor interface(AS-i)

Publish Date: 2012-11-05

GB/T 18858.3-2012 Active

GB/T 18858.3-2012 Low-voltage switchgear and controlgear—Controller-device interface(CDI)—Part 3:DeviceNet

Publish Date: 2012-11-05

GB/Z 25842.2-2012 Active

GB/Z 25842.2-2012 Low-voltage switchgear and controlgear—Over-current protective devices—Part 2:Selectivity under over-current conditions

Publish Date: 2012-11-05