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GB 16917.21-2008 English PDF

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Q: Should I purchase the latest version GB 16917.21-2008?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 16917.21-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$159.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB 16917.21-2008: [GB/T 16917.21-2008] Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBO) -- Part 21: Applicability of the general rules to RCBO functionally independent of line voltage
Status: Valid

GB 16917.21: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 16917.21-2008	159	Add to Cart	3 days	[GB/T 16917.21-2008] Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBO) -- Part 21: Applicability of the general rules to RCBO functionally independent of line voltage	Valid
GB 16917.21-1997	239	Add to Cart	3 days	Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBO). Part 2. 1: Applicability of the general rules to RCBO functionally independent of line voltage	Obsolete

Similar standards

GB/T 14048.5 GB/T 14048.6 GB 16916.1 GB 16917.1 GB 16916.21 GB 16916.22

Basic data

Standard ID: GB 16917.21-2008 (GB16917.21-2008)
Description (Translated English): [GB/T 16917.21-2008] Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBO) -- Part 21: Applicability of the general rules to RCBO functionally independent of line voltage
Sector / Industry: National Standard
Classification of Chinese Standard: K31
Classification of International Standard: 29.120.50
Word Count Estimation: 6,660
Date of Issue: 2008-06-19
Date of Implementation: 2009-06-01
Older Standard (superseded by this standard): GB 16917.21-1997
Adopted Standard: IEC 61009-2-1-1991, IDT
Regulation (derived from): Announcement of Newly Approved National Standards No. 11 of 2008 (No. 124 overall)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This Chinese standard applies to AC 50Hz or 60Hz, rated voltage not exceeding 440V, rated current not exceeding 125A, rated short-circuit capacity not exceeding 25000A function and operation of the supply voltage off for household and similar uses overcurrent protection for residual current operated circuit breakers (RCBO).

GB 16917.21-2008: [GB/T 16917.21-2008] Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBO) -- Part 21: Applicability of the general rules to RCBO functionally independent of line voltage

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBO) .Part 21. Applicability of the general rules to RCBO functionally independent of line voltage ICS 29.120.50 K31 National Standards of People's Republic of China GB 16917.21-2008/IEC 61009-2-1.1991 Replacing GB 16917.21-1997 Household and similar uses overcurrent protection Residual current operated circuit breaker (RCBO) Part 21. General rules for the operation of the function Adequate power supply voltage independent of the RCBO (IEC 61009-2-1.1991, IDT) Posted 2008-06-19 2009-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

All technical content in this section is mandatory. GB 16917 "household and similar uses overcurrent protection for residual current operated circuit breaker (RCBO)" into the following sections. --- Part 1. General rules; --- Part 21. General rules for the operation of the functions independent of line voltage RCBO the applicability; --- Part 22. General rules for the operation of the function and line voltage RCBO applicability. This section GB Part of 2,116,917. This section identical with IEC 61009-2-1.1991 "household and similar uses overcurrent protection for residual current operated circuit breaker (RCBO) Part 2.1. General rules for the operation of the functions independent of line voltage RCBO the applicability. " It should be used and GB 16917.1-2003 "with this household and similar uses overcurrent protection for residual current operated circuit breaker (RCBO) - Part 1. General rules "together. This Part replaces GB 16917.21-1997, the main difference between this part and GB 16917.21-1997 follows. --- The whole standard "line voltage" to "supply voltage"; --- Chapter 6 "o) Item" to "n) term." This part is proposed by the China Electrical Equipment Industrial Association. The low-voltage electrical part by the National Standardization Technical Committee (SAC/TC189) centralized. This section is responsible for drafting unit. Shanghai Electrical Apparatus Research Institute (Group) Co., Ltd. Participated in the drafting of this section. Schneider Electric (China) Investment Co., Ltd. The main drafters of this section. Zhou Gang plot, Liu Jinyan, Chen Ying. The partial participation drafters. Yuan Gaup. This part of the standard replaces the previous editions are. --- GB 16917.21-1997. GB 16917.21-2008/IEC 61009-2-1.1991

Introduction

Part of GB 2116917 (ie GB 16917.21) is the corresponding provisions of Part 1 (ie GB 16917.1) supplement or repair To change, to accommodate motor function independent of supply voltage of the RCBO. GB 16917.21-2008/IEC 61009-2-1.1991 Household and similar uses overcurrent protection Residual current operated circuit breaker (RCBO) Part 21. General rules for the operation of the function Adequate power supply voltage independent of the RCBO

1 Scope

Except for the following modifications, Part 1 applies. Instead of the first paragraph with the following. This section applies to AC 50Hz or 60Hz, rated voltage not exceeding 440V, rated current not exceeding 125A, Rated short-circuit capacity With no more than 25000A function and operation independent of line voltage for household and similar uses overcurrent protection for residual current operated circuit breaker Unit (RCBO).

2 Normative references

The following documents contain provisions which, through reference in this section GB 16917, constitute provisions of this part. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. Part 1 of this clause apply.

3 Terms and Definitions

In addition to defining 3.3.9,3.4.23,3.4.23.1 and 3.4.23.2 do not apply, the provisions of Part 1 applies. Category 4 In addition to 4.1.2, Part 1 provisions apply. Characteristics of 5 RCBO Except for the last two lines of 5.1 is not applicable, the provisions of Part 1 applies.

6 logos and other product data

In addition to n) shall not apply, the provisions of Part 1 applies.

7 and the standard conditions of installation

Part 1 provisions apply.

8 Structure and operating requirements

In addition to 8.12 NA, the provisions of Part 1 applies.

9 Test

In addition to the following, in part 1 of this clause apply. GB 16917.21-2008/IEC 61009-2-1.1991 9.1.1 in Table 10, line 15 (about 9.17 Test) Not applicable. 9.7.4 Note 3 does not apply. 9.9.1.5 Not applicable. Finally, the last paragraph of Sec 9.12.2 and 9.12.13.2 not apply. 9.17 Not applicable. Last paragraph 9.18 do not apply. Part 1 would apply. appendix In addition to Appendix A, Table A. 1 in terms of "9.17 Operating Condition Supply voltage fault" (on the test sequence D1) does not apply, and enclosure IB recorded the last two symbols NA, the other content of the first section of the appendix apply. GB 16917.21-2008/IEC 61009-2-1.1991 ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB 16917.21-2008_English be delivered?

Answer: Upon your order, we will start to translate GB 16917.21-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB 16917.21-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB 16917.21-2008_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB 16917.21-2008?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 16917.21-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.