GB 16917.1-2014Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBOs) -- Part 1: General rules (English PDF)

Foreword

All technical content in this section is mandatory.

GB 16917 "household and similar uses overcurrent protection for residual current operated circuit breaker (RCBO)" is divided into three parts.

--- 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 116,917.

This section drafted in accordance with GB/T 1.1-2009 given rules.

This Part replaces GB 16917.1-2003 "household and similar uses overcurrent protection for residual current operated circuit breaker (RCBO) Part 1. General rules. " this section compared with GB 16917.1-2003, the main changes are as follows.

--- Chapter 1 Scope, AC rated frequency is 50Hz or 60Hz expanded to 50Hz, 60Hz or 50/60Hz, that can apply to increase the frequency range of 60Hz and 50Hz, while increasing the value of the standard frequency standard frequency 5.3.5 of 50/60Hz.

--- Increased 3.10 definition of insulation coordination.

--- Revised Table 2, Table 3, the A-type RCBO breaking time and non-driving time limits clearer. When Ideltat clear characteristic test with a load in Table 2, So Ideltat In equal to B, C or D (where applicable) overcurrent instantaneous tripping range limit value.

--- D-type RCBO overcurrent tripping range changed to 10In ~ 20In.

--- Increasing the value of the standard 5.3.10 rated impulse withstand voltage (Uimp) of.

--- In Chapter 6, rated frequency flag amended as follows. "nominal frequency; if RCBO for a plurality of frequencies (such as 50/60Hz), shall be marked accordingly. "; Increases may be marked with the symbol for Isolated for D-type RCBO, if the instantaneous tripping current range above 20In,.

An increase request flag its maximum instantaneous tripping current.

--- 8.1.1, for the setting mode RCBO with multi-level setting value put forward specific requirements.

--- In 8.1.2, should be provided to increase the RCBO in the open position to meet the isolation required isolation distance requirements, and provide one or two indicating means to indicate the main contact means.

--- Modified 8.1.3,9.7.7 and 9.20 as well as in relation to insulation coordination in Appendix B. Increased requirements and verification of isolation,

Table 7. rated working voltage of 230/400V, 230V and clearances contacts 400V disconnect between the RCBO

Increases to the 3mm 4mm; 9.7.7 Verify increase impulse withstand voltage (across clearances and across solid insulation) and disconnect Leakage current between the contacts.

--- Table 10 "Time - Current Operating Characteristic", modify the pilot project a) "trip or trip time limit" representation [t<=1h (For In<=63A) or t<=2h (for In > 63A)], to be consistent with GB 10963.1.

--- Modify the current-carrying parts 8.1.4.4 related materials are described manner. Direct current-carrying parts specified in the original material is a copper alloy, is Modification specified metal, illustrative material is copper alloy. And clearly when using appropriate coating alloy or iron alloy, it should rust through corrosion tests to verify compliance with the requirements. Thus, the newly added clause 9.25 "rust test."

--- To 9.5.1 has been amended to provide for various types of wire, hard wire (single or stranded) and flexible conductors are to be tested, and provides a range of wire cross-sectional area corresponding to the type of test conductor; table 15 has also been modified, clearly different section Wire tension applied to the corresponding product.

--- Increased leakage 9.7.7 "Verifying impulse withstand voltage (across clearances and across solid insulation) and disconnection between the contacts Flow ", including with impulse withstand voltage verification clearances, verify the leakage current disconnection between the contacts (for isolation) and experience Disconnect the card contacts insulation resistance test methods and basic insulation voltage capability of the pilot project impact. The original 9.20 "absolute verification Margin impact resistance voltage performance "is also incorporated into this test articles, and test voltage values were adjusted accordingly.

--- Modified 9.9.1.2c) 1) Test method for residual sinusoidal alternating currents suddenly appear. Modify the first closing switch S2, then Closing the power switch S1 approach to measurement of break time. This test method includes measuring the time when the power of the RCBO Inter, the measurement time is more reasonable.

--- Modified 9.9.1.2d) test procedures within 5Ideltan ~ 500A range of residual current, from select. 5A, 10A, 20A, 7 residual current value of 50A, 100A, 200A and 500A, etc. tested, modified to the current range 5A ~ 200A Select any of the two remaining within the current value and 500A test, simplifying the test procedures.

--- Modified 9.9.2.2 instantaneous trip test, the introduction of new items a) "General test conditions" of the test current, the lower limit of the test the method has been modified. The lower limit of the current instantaneous trip, still under any suitable voltage test, and the test current limit points Do not be tested at an appropriate voltage and rated voltage, and the test procedures and test methods have been amended accordingly.

--- At 9.12 verification RCBO in working conditions under short-circuit conditions, the circuit diagram and description of the way the test was modified. The original 5 short circuit test chart are tested in a single-phase circuit, three-phase circuit, three-phase four-wire circuits combined into a short-circuit test chart, and a block diagram of an additional one for IT test test circuit diagrams and impedance Z.

--- Increased 9.12.11.2.2 "in IT system validation RCBO the applicability of short-circuit test."

--- Modify 9.15 "resistance to abnormal heat and flame test," the number of samples and modify the provisions of the ban imposed site. In three test sample Carried on. Glow wire can not be directly applied to the following areas. the terminal portion of the arc chamber and the magnetic trip.

--- 9.17 clear classification of 4.1.2.2 product verification test methods for multi-phase power requirements.

--- Deletion of the entire 9.18 three-pole or four-pole verification RCBO through to single phase load over-current limit.

--- Further defined test 9.21.1.4 verify residual pulsating direct currents superimposed on a smooth direct current of 0.006A correct operation Test methods.

--- Cancellation of the original Appendix H "RCBO verify compliance with electromagnetic compatibility (EMC) tests the technical requirements, the number of additional test procedures and test Volume list ", the relevant items to the new provisions of 9.24" Electromagnetic compatibility ", and Table A.1 in Appendix A, Table A.2 and

Table A.3 new EMC test procedures H, I and J, including pilot projects, number of samples and determine the number of qualified, etc., and to increase the

Added T2.6 "within the 150kHz frequency range below the common mode conducted harassment" pilot projects.

--- Add a new Appendix. Particular requirements for connecting external copper conductors having screwless terminals of the RCBO; with flat quick-connect terminals Specific requirements of child RCBO; having a screw-type terminal blocks and connectors to connect an external copper or aluminum conductors untreated aluminum wire Particular requirements for aluminum screw-type terminals of the RCBO.

--- Appendix alphabetically renumbered.

This section uses redrafted law revision using IEC 61009-1:2012 overcurrent protection "for household and similar uses residual current Operated circuit breaker (RCBO) - Part 1. General rules "(version 3.1).

This part of IEC 61009-1:2012 The main differences are as follows.

--- Ideltan<=0.03A this section of the motor function and line voltage and the supply voltage fault can not be automatically disconnected RCBO, retained when supply voltage falls below 50V also the technical requirements of the action proposed in the GB 16917.1-2003.

Therefore, in the following 4.1.2.2 increased Note 2 test method 9.9.1.5.

--- IEC 61009-1:2012 Chapter 6 in paragraph 3, "All RCBO this section can provide isolation, so the RCBO available symbols indicate it applies to isolation. "This section was revised to" all parts of the RCBO can Provide isolation, so the RCBO available symbol (symbol can also be used) indicate it applies to every other from. "Because RCBO RCD function is the combination of features and functions in line with GB 10963.1 of the circuit breaker for the GB 10963.1 consistent increase the descriptions in parentheses.

--- Deleting IEC 61009-1:2012 Table 18, because the content of the IEC 61009-1:2012 Table 28 repeat. This section IEC 61009-1:2012 of the original table to table 19 No. 18, No. 28 original table to table 19, a reference to the original text in Table 19, Table 28, and accordingly modify.

--- IEC 61009-1. 9.7.7.5 paragraph 52012, the mistakenly written as. "Under test conditions 9.9.1.2c) regulations, in order to pass 1.25Ideltan, RCBO shall trip. "This section read as follows." Under test conditions 9.9.1.2c) 1) regulations, through to 1.25Ideltan, RCBO shall trip. ".9.12.13.2 Paragraph 3, 9.19.2.3, paragraph 2, 9.22.1.3a) and 9.23 paragraph 3 have similar feelings Conditions, also be amended accordingly.

--- IEC 61009-1:2012 The 9.9.1.2d) in paragraph 1, as "random test circuit is adjusted to 5A and between two arbitrary 200A Remaining current value. "; In keeping with the provisions of Table 2, this section supplements as" random test circuit is adjusted to the 5A ~ 200A Residual current values between any two and 500A. "

--- IEC 61009-1:2012 of 9.9.2.2b), c), d) the upper limit of the instantaneous trip test, mistakenly written as. "and then start from cold, all pole "of this section read as follows." Then starting from cold, according to 9.9.2.2a) provisions to limit the test current condition".

--- IEC 61009-1:2012 9.12.11.2.2 paragraph 7, the mistakenly written as. "The test is then protected poles" O "operation (see C.2), ", this section read as follows." For the next subjects protected poles "O" operation (see A.2), ".

--- IEC 61009-1:2012 9.21.1.2 paragraph 4, the mistakenly written as. "Measure twice in each Ideltan current values under" Part Points read as follows. "measure twice the current value of each Idelta next."

--- Table O.3 Appendix O lists according to the test leads and the terminals material, mistakenly written as. "Table 16", this section is correct "Table 8." Table 16 has been omitted due.

--- Appendix alphabetically renumbered.

This section provides terms and definitions of the various types of RCBO, technical requirements and test. When used in a particular type of RCBO, this section should be GB 16917.21-2008 "household and similar uses overcurrent protection for residual current operated circuit breaker (RCBO) first Part 21. General rules for the operation of the functions independent of line voltage RCBO the applicability "and GB 16917.22-2008" household and similar Uses overcurrent protection for residual current operated circuit breaker (RCBO) - Part 22. General rules for the operation of the function and supply voltage RCBO the applicability of relevant "used together.

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 Electric Apparatus Research Institute, Shanghai Electric Technology Co., Ltd. Electric Division.

Participated in the drafting of this section. Beijing ABB Low Voltage Electric Co., Ltd., Zhejiang Chint Electric Co., Ltd., Shanghai Siemens Circuit Protection Systems Ltd., Shanghai Electric equipment detected by Schneider Electric (China) Investment Co., Ltd. Shanghai Branch, Shanghai-letter Electric Co., Ltd., Suzhou Electric Apparatus Research Institute Co., Ltd. on Heino Jacques Electric Co., Ltd. Zhejiang Delixi Electric shares have Ltd., Zhongshan City, Cape Electric Co., Ltd., Nanjing Ding licensing Electric Co., France and Thailand Electric (Jiangsu) Co., Ltd., Hangzhou Zhijiang open Guan Co., Ltd., Universal Group Co., Ltd., Legrand low-voltage electrical (Wuxi) Co., Ltd. People Electric Group Co., Ltd., Tai control Unit Group Co., Ltd. Zhejiang Garcia Electronics Co., Ltd., Rosenthal Group Limited.

1 Scope

This section provides terms and definitions of the various types of RCBO, technical requirements and test. This part is suitable for AC rated frequency 50Hz, 60Hz or 50/60Hz, rated voltage not exceeding 440V, rated current not exceeding 125A, rated short-circuit capacity not exceeding 25000A (At 50Hz or 60Hz), the belt motor function independent of supply voltage or line voltage for household and similar uses overcurrent protection Protection of residual current operated circuit breaker (hereinafter referred to RCBO).

RCBO for indirect contact protection for people, when exposed conductive parts of the equipment shall be connected to a suitable grounding pole.

RCBO can also be used for similar purposes in buildings and equipment over-current protection circuit, it may also be due to an overcurrent protection device does not operate the fire danger to a persistent earth fault current to provide protection.

Does not exceed the rated residual operating current of 30mA RCBO also be used as supplementary electric shock protection measures other protective measures at failure.

This section applies to residual current detection can be performed simultaneously, the current value of the remaining residual operating current compared to the value as well as residual current Device protection circuit is disconnected exceeded. The device can also be switched on under specified conditions, carrying and breaking overcurrent.

Note 1. This section is related to the content of residual current conditions in the operation to GB 16916.1 basis. The contents of this section on overcurrent protection with GB 10963.1 Basis.

Note 2. RCBO mainly to non-professional use, does not require maintenance. RCBO can be used to submit certification.

Note 3. The installation and use procedures RCBO provisions in the GB 16895.

RCBO intended for pollution degree 2 environment.

Note 4. For more severe overvoltage conditions, should be adopted in line with other standards circuit breaker (such as GB 14048.2).

Note 5. For a higher level of environmental pollution, should adopt the appropriate degree of protection of the enclosure.

General type RCBO resistance to unwanted tripping refers to the surge voltage (over-voltage transients by the operator or lightning induced to) produce a load in the device Current without flashover.

S-type RCBO has sufficient resistance to unwanted removal capability even cause flashover in the surge voltage and producing freewheeling.

Note 6. general type RCBO mounted at the rear and common mode surge absorber connection may cause nuisance tripping.

RCBO suitable for isolation.

Except with uninterrupted neutral line RCBO outside, in line with RCBO in this section applies to IT systems.

When the power is likely to occur over the side of over-voltage (such as power introduced through overhead lines), can take special protective measures (for example. mining Arrester) (see GB 16895.12).

Note 7. The degree of protection higher than IP20 the RCBO, may require special configuration.

This section also applies to a suitable residual current device assembled with the circuit breaker from the RCBO, by mechanical assembly factory in its work Complete plant or in the field, then the requirements of Annex G apply. Having more than one rated current RCBO, as long as in normal use the rated current from one device to another value conversion value is not accessible and do not use the tool can not transform rating, this section Also applies to RCBO has several rated current.

For plug-RCBO need additional technical requirements.

Load of household and similar general purposes plugs, sockets or connectors RCBO or specialized appliance for use in combination with their RCBO, and the expected use in other than the frequency of 50Hz or 60Hz, must be attached to specific technical requirements.

RCBO mounted on the wall socket or receptacle specially assembled RCBO, technical requirements of this section may be combined with GB 2099.1 or product Put on the market in conjunction with national requirements (if applicable).

Note 8. Load the socket outlet or specifically assembled residual current operated protective device (RCD), in line with GB 28527-2012 or you can comply with this section.

This section does not apply.

--- For motor protection RCBO;

--- Setting current value by the user in the use of self-regulation of RCBO.

Technical requirements of this section apply to normal environmental conditions (see 7.1). In the harsh conditions of the region to use RCBO, you can add the necessary skills requirement.

RCBO using battery is not included within the scope of this section.

Appendix F gives RCBO fuse with the guidelines.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.

GB/T 2423.4-2008 Environmental testing for electric and electronic products Part 2. Test methods - Test Db. Damp heat (12h 12h cycle) (IEC 60068-2-30:2005, IDT) GB/T 2424.2-2005 Environmental testing for electric and electronic products for damp heat tests (IEC 60068-3-4:2001, IDT) GB/T 4207-2012 solid insulating materials resistance to tracking index and comparative tracking index measurement method (IEC 60112:2009, IDT) GB 4208 housing protection (IP Code) (GB 4208-2008, IEC 60529:2001, IDT) GB 4343.1 household appliances, electric tools and similar apparatus - Electromagnetic compatibility - Part 1. Emission (GB 4343.1-2009, CISPR14-1.2005, IDT) GB/T 5169.10 Fire hazard testing for electric and electronic products - Part 10. Glowing/hot wire based test methods - Glow wire mounted Set Common test methods (GB/T 5169.10-2006, IEC 60695-2-10:2000, IDT) GB/T 5169.11-2006 Fire hazard testing for electric and electronic produ...