GB 4706.54-2008 English PDFGB 4706.54: Historical versions
Basic dataStandard ID: GB 4706.54-2008 (GB4706.54-2008)Description (Translated English): [GB/T 4706.54-2008] Safety of household and similar electrical appliances -- Part 2: Particular requirements for walk-behind and hand-held lawn trimmers and lawn edge trimmers Sector / Industry: National Standard Classification of Chinese Standard: K64 Classification of International Standard: 25.140.20 Word Count Estimation: 40,420 Date of Issue: 2008-12-31 Date of Implementation: 2009-12-01 Older Standard (superseded by this standard): GB 4706.54-2002 Adopted Standard: IEC 60335-2-91-2008, IDT Regulation (derived from): Announcement of Newly Approved National Standards No. 23 of 2008 (No. 136 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 pedestrian and handheld lawn trimmers and lawn edge trimmers, which has a non-metallic fiber rope cutting non-metallic elements or free rotation cutting device, respectively, less than 10J kinetic energy, by the operator standing for mowing operations, they are not greater than the rated voltage of 250V AC or DC less than 50V. If applicable, the part of all personnel involved in normal use and reasonably foreseeable misuse finishers general danger appears. GB 4706.54-2008: [GB/T 4706.54-2008] Safety of household and similar electrical appliances -- Part 2: Particular requirements for walk-behind and hand-held lawn trimmers and lawn edge trimmers---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. Safety of household and similar electrical appliances.Part 2. Particular requirements for walk-behind and hand-held lawn trimmers and lawn edge trimmers ICS 25.140.20 K64 National Standards of People's Republic of China GB 4706.54-2008/IEC 60335-2-91.2008 Replacing GB 4706.54-2002 Household and similar electrical appliances - Safety Part 2. pedestrian and handheld lawn trimmers, Lawn edge trimmers special requirements (IEC 60335-2-91.2008, IDT) Published 2008-12-31 2009-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China issued Table of ContentsIntroduction Ⅲ Introduction Ⅵ 1 Scope 1 2 Normative References 1 Definition 2 3 4 General Requirements 3 General conditions for 5 tests 3 6 Category 3 7 Marking and instructions 3 8 Protection against access to live parts 4 9 start electric appliances 4 10 Power input and current 4 11 fever 4 12 Void 4 Leakage current and electric strength at operating temperature 4 13 14 Transient overvoltages 4 15 Moisture resistance 4 16 Leakage current and electric strength 4 Transformer 17 and associated circuitry overload 5 18 Endurance 5 19 non-working properly 5 5 20 Stability and mechanical hazards 21 Mechanical strength 6 22 Structure 7 Internal wiring 23 8 24 elements 8 25 and the external power connection cord 8 26 with the external wiring lead terminal 9 27 earthing 9 28 and screw connection 9 Clearances 29, creepage distances and solid insulation 9 30 and fire resistant 9 31 9 rust 32 radiation, toxicity and similar hazards 9 Appendix 13 Annex B (normative) rechargeable batteries appliance 13 Thermal protection Annex D (normative) of the motor 15 A motor having only basic insulation Annex I (normative) suitable appliance rated voltage 15 GB 4706.54-2008/IEC 60335-2-91.2008 Annex AA (informative) for lawn trimmers and lawn repair safety signs and symbols of the 16-machine Appendix BB (informative) vibration 18 Annex CC (normative) Determination of noise rules - Engineering method (Grade 2 accuracy) 22 Examples Appendix DD (informative) artificial materials and structures meet the requirements of the ground 26 Appendix EE (informative) Safety Instructions 28 Reference 29 101 lawn trimmers shield (see 20.101.1) 10 FIG edge trimmer shroud 102 (see 20.101.2) 11 FIG strength test shroud 103 (handheld appliance) 11 FIG strength test cutting head 104 (see 21.102) 12 Measuring a cutting device 105 (see 22.103) 12 Figure BB. 1 (hand-held lawn trimmers and lawn edge trimmers) sensor position/orientation Example 20 Figure BB. 2 (walking lawn trimmers and lawn edge trimmers) sensor position/orientation Example 21 Figure CC. 1 hemisphere pickup position 23 Figure DD. A measuring surface covered sketch of the artificial surface (not to scale) 27 GB 4706.54-2008/IEC 60335-2-91.2008ForewordAll technical contents of this section is mandatory. GB 4706 Part 2 standard, "household and similar electrical appliances" series of garden tools involved are. GB 4706.54 walking and handheld lawn trimmers, lawn edge trimmers special requirements (IEC 60335-2-91, IDT) GB 4706.64 scissor-type grass shears requirements (IEC 60335-2-94, IDT) GB 4706.65 walking control requirements for the electric lawn scarifiers and Songsha machine (IEC 60335-2-92, IDT) GB 4706.78 walking control requirements for the electric lawn mower (IEC 60335-2-77, IDT) GB 4706.79 hand-held gardening power chip blower, and the blower-vacuum suction machine chip dual specific machine requirements (IEC 60335-2-100, IDT) This section is equivalent to using IEC 60335-2-91.2008 "Safety Part 2 and similar household electrical appliances. pedestrian and handheld Lawn trimmers and lawn edge trimmer trim requirements for "General requirements for safety of this section uses GB 4706.1-2005" household and similar Safety - Part 1 way electrical appliances. General requirements "(IEC 60335-1.2004 version 4.1, IDT). This partial replacement GB 4706.54-2002 "and similar household electrical appliances and handheld pedestrian safety and lawn mower edger Special requirements "machines. This version of a portion of the main technical differences are as follows. 1) 1.1 adds. This section applies to pedestrian and handheld lawn trimmers, lawn edge trimmers, the cutting element having a non-metallic fiber rope or from By the nonmetallic rotating cutting device, respectively, is no greater than the kinetic energy of 10J, an operator standing by the mowing operation thereof Less than 250V AC rated voltage or current is not greater than 50V. Where applicable, this section generally relates to the risk of all persons appearing in the finisher with the normal use and reasonably foreseeable misuse. 101 Note. In many countries, the countries responsible for health, protection of labor, the national water sector and other sectors similar provisions have additional requirements. This does not apply to. --- scissor-type cutting device is different from the lawn cutting device trimmers and lawn trimmer; --- self-feeding type lawn trimmers and lawn edge trimmers; --- 600mm less than the distance between the cutting device to control the cutting head lawn trimmers and lawn trimmer; --- shall remove the charged battery with a battery-type finisher. 102 Note. This type of tool with a battery of claim visible GB Appendix K and 3883.1 of Appendix L. EMC and environmental aspects other than the noise is not considered in this section. 103 NOTE. 22.103 given in terms of calculating the kinetic energy of this part of the method. 2) Chapter 2 normative references modifications. 3) Chapter 3. The term modified or added are. 3.1.9 normal operation, 3.5.2 Hand-held appliances, walk-in appliances 3.101, 3.102 lawn trimmers, lawn trimming 3.103 Machine, 3.107 cutting device controller, power switches 3.108, 3.109 load. 4) increased 6.2 is amended as follows. Ⅱ Ⅱ class or classes with a walk-behind parts IPX4 should belong to the finisher type. 5) 7.1 additions, modifications change the content of 7.12. 6) Chapter 10 GB 4706.1 of this chapter do not apply. 7) Amendments to Chapter 11 as follows. 11.4 does not apply. 11.5 for the change. GB 4706.54-2008/IEC 60335-2-91.2008 Lawn trimmers and lawn edge trimmers still air under normal load operating conditions, the operation to the steady state, measuring the applied torsion Moment. Torque remains unchanged, the average value of the voltage to 0.94 times the rated voltage or 1.06 times the rated voltage or the rated voltage range, whichever is the least Lee's. 11.6 does not apply. 11.7 for the change. Appliance runs to steady state. 8) Durability test of Clause 18 modifications. 9) Change of 20.2. All power drive transmission member (except the cutting device) should be protected to prevent the operator touches those parts. When the protection system design should follow the principle of GB/T 15706.1 developed. All or shroud should be permanently affixed, or comply with GB/T 3.25.1 15706.1-2007 requirements, i.e., without the aid of tools You can not move, or the appliance is configured to conform to the GB/T 3.25.4 15706.1-2007 requirements, i.e. not in its protection position not shield It can be used. Checked by inspection. 10) and a corresponding increase in terms of protection controllers 20.101.3 20.102 cutting device. 11) 21.1 added at the end. impact energy value in the third paragraph is replaced 1.0J ± 0.05J. 21.101 shroud cutting device increase the strength and rigidity requirements and test provisions; 21.101.2 "(6.5 ± 2) J" to "(6.5 ± 0.2) J". 21.101.3 first section, second section, 21.102 strength test method modified cutting head. 12) 22.36, increase "should have a mass greater than 7.5kg shoulder straps"; 22.40 cutting device to make changes to the controller requirements. 13) 24.1.3 increase. The motor is turned on by the cutting device controller to switch the actuator should have a total of at least 3mm contact gaps, the application or use monopolar Bipolar disconnection achieve. Switch should be able to withstand 50,000 test operation. 14) This part is considered to make the IEC 60364 requirements for the appliance connected to the power, better compatibility with cabling specifications, the first Chapter 25 modified. 15) 29.2 Increase. Pollution Degree 3 apply to this appliance. 16) 30.2.3 does not apply. 17) to Chapter 31 be amended rust. 18) The following modifications and additions increase and Appendix References. Annex B (normative) rechargeable batteries appliance Annex AA (informative) for lawn trimmers and lawn repair safety signs and symbols edge machine Appendix BB (informative) Vibration Annex CC (normative) Noise test coding engineering methods (grade 2) Examples Appendix DD (informative) materials and structures in line with the requirements of artificial ground (see CC.4.1) Appendix EE (informative) Safety Instructions In addition to Appendix D, Appendix I, Appendix this part retains all GB 4706.1 (where information appendix Appendix H, the other for the regulation Fan Appendix). This section should GB 4706.1-2005. with "safe 1 Household and similar electrical appliances General requirements." This section states that "suitable" section, showing the corresponding provisions apply GB 4706.1-2005; stated in this section "Change" part, This section shall prevail provisions; "modify" part of this section states that represents the correlation of the corresponding provision 4706.1-2005 GB Receiving contents to be partially modified according to prevail, and the provision of other content is applicable; in this section indicate the "increase" portion, in addition to showing GB 4706.54-2008/IEC 60335-2-91.2008 In line with the provisions of the respective outer GB 4706.1-2005, this section shall comply with the added provision. This appendix AA, Appendix BB, Appendix CC, DD and Appendices Appendix EE are informative annex. This section was proposed by China Electrical Equipment Industrial Association. This part of the jurisdiction of the National Standardization Technical Committee electric tools and is responsible for interpretation. This section is responsible for drafting. Shanghai Electric Tool Research Institute. This part drafter. Liu Jiang, Li Bang Association, according to Li. This section was first released in 2002, this is the first revision. GB 4706.54-2008/IEC 60335-2-91.2008IntroductionThe enactment of this section based on. the implementation of its provisions are suitably qualified and experienced staff. This section admit the internationally recognized danger level of protection, for example, when the reference manufacturer's instructions when operating in normal use, electrical appliances Air, mechanical, heat, fire and radiation. It also includes practical foreseeable abnormal conditions, and considering the electromagnetic environment for the safe operation of appliances The impact of the way. This section considers the possible requirements GB/T 16895 "building electrical device", so that when the appliance is connected to the mains having a gauge Compatibility, but the gauge countries may be different. If the appliance within the scope of this functionality GB 4706 also includes other parts 2, the respective portions of the second function applied to each Can, as long as reasonable. If used, consider the impact of a function to another function. This part is a matter of safety of appliances and household products standards take precedence over the same purpose and the same level of common standards. In line with the provisions of this part of the instrument, if and when the inspection and testing, we found that there are other factors that will affect the safety of these requirements involved Level, will not be considered in line with the principles of safety standards. Appliance or used material different from the structure type portion of the present requirements, can be tested and the test requirements as intended, if the card Ming is equivalent, it may be considered to meet the standards. GB 4706.54-2008/IEC 60335-2-91.2008 Household and similar electrical appliances - Safety Part 2. pedestrian and handheld lawn trimmers, Lawn edge trimmers special requirements Range 1 In addition to the following provisions, GB 4706.1-2005 of this chapter apply. 1.1 adds. This section applies to pedestrian and handheld lawn trimmers, lawn edge trimmers, the cutting element having a non-metallic fiber strands or freewheel Turn nonmetallic cutting device, respectively, it is no greater than the kinetic energy of 10J, an operator standing by the mowing operation, the rated voltage of the AC thereof Or less than 250V DC is not greater than 50V. Where applicable, this section generally relates to the risk of all persons appearing in the finisher with the normal use and reasonably foreseeable misuse. 101 Note. to note that in many countries, the countries responsible for health, protection of labor, the national water sector and other sectors similar provisions have additional requirements. This does not apply to. --- scissor-type cutting device is different from the lawn cutting device trimmers and lawn trimmer; --- self-feeding type lawn trimmers and lawn edge trimmers; --- 600mm less than the distance between the cutting device to control the cutting head lawn trimmers and lawn trimmer; --- cell lawn with a rechargeable battery to be removed and finisher lawn edge trimmers. 102 Note. This type of tool with a battery of claim visible GB Appendix K and 3883.1 of Appendix L. And EMC noise other than environmental requirements are not considered in this section. 103 Note. Calculation of kinetic energy given to the purpose of this section in 22.103.2 Normative referencesIn addition to the following, GB 4706.1-2005 of this chapter apply. increase. GB/T 4269.3-2000 agriculture and forestry machinery powered lawn and garden machinery operator controls and other display means Symbols set Part 3. powered lawn and garden machinery symbols (idt ISO 3767-3.1991) GB/T 8910.1-2004 held portable power tool handle Measurement of vibrations Part 1. General (ISO 8662-1. 1988, IDT) GB 10396-2006 agricultural and forestry tractors and machinery, lawn and garden equipment - Safety signs and hazard pictorials - General principles (ISO 11684.1995, MOD) GB/T 15706.1-2007 Safety of machinery basic concepts general principles for design - Part 1. Basic terminology and methods (ISO 12100-1.2003, IDT) GB/T 17248.2-1999 for machinery and equipment noise emitted operative position and the other specified emission sound pressure levels Free Field Engineering measuring method of a reflecting plane (eqv ISO 11201.1995) GB/T 20247-2006 acoustical reverberation room sound absorption measurements (ISO 354.2003, IDT) GB/T 2423.55-2006 Environmental testing for electric and electronic products - Part 2. Environmental Test Test Eh. Hammer tests (IEC 60068-2-75.1997, IDT) IEC 60320 and similar household appliance couplers IEC 60320-2-3 and similar household electrical appliances in general couplers Part 2-3. protection higher than IPX0 electrical coupling GB 4706.54-2008/IEC 60335-2-91.2008 Clutch ISO 3744.1994 Determination of sound power levels of noise sources over a reflecting plane a free field sound pressure engineering methods ISO 3767-1.1998 agriculture and forestry machinery powered lawn and garden machinery operator controls and other display devices The first symbol. Common symbols ISO 7010amd2.2007 Graphical symbols - Safety colors and safety signs used in workplaces and public places ISO /T R11688-1.1995 acoustic instruments and apparatus for low-noise design Recommended Practice - Part 1. Scheme Definition 3 In addition to the following provisions, GB 4706.1-2005 of this chapter apply. 3.1.9 Change to. Means the appliance is operated at rated voltage, the load will have to reach the rated input power. 3.5.2 Change to. A hand grip, and the like may be used wheels, pulleys or strap for auxiliary appliances, it is configured without the operator holds, can not be maintained at Operating position. 3.101 Supported by the floor, the operator walking behind the control of the appliance, which is configured without the operator holds, it can not be kept in operation position. 3.102 In the rotary cutting element is approximately parallel to the plane of the ground grass trimming apparatus. 3.103 Cutting device approximately perpendicular to the plane of rotation of the grass surface finishing tool. 3.104 Means for providing a mechanical cutting operation, which comprises one or more about a perpendicular to the cutting plane of the axis of rotation, cutting rely impaction Cutting of the cutting element. 3.105 Single or non-metallic fiber strands with a single rotary cutting device is non-metallic. 3.106 Cutting the support element. 3.107 By the operator's hand or fingers of the actuator means, for controlling the movement of the cutting device. GB 4706.54-2008/IEC 60335-2-91.2008 3.108 Finisher control the main power switch. 3.109 The new tool cutting device running on the rated voltage downloading of single strand fiber rope may be cut into shorter extension than the maximum cut length 5mm.4 General requirementsThis chapter GB 4706.1-2005 is applicable. General conditions for 5 tests This chapter GB 4706.1-2005 is applicable. Category 6 In addition to the following provisions, GB 4706.1-2005 of this chapter apply. 6.1 for the change. The appliance should be Ⅱ Ⅲ class or classes. And checked by inspection of the respective test. 6.2 Addition. Ⅱ class or walking lawn Ⅱ type parts having trimmers and lawn trimmer should be at least IPX4 type.7 Marking and instructionsIn addition to the following provisions, GB 4706.1-2005 of this chapter apply. 7.1 Addition. Dash add the following entry. --- address of the manufacturer or origin; --- year of manufacture, is represented by four digits. Add the following new paragraph. The following warning should be placed in a prominent position, expressed as. caveat. --- read the manual. --- bystanders away. Unless walk-behind lawn trimmers with 360 ° protection, the appliance should be marked with the following. --- wear goggles. City electrically driven appliances should be marked with the following. --- If the wire is wound or damaged, unplug. In addition, hand-held lawn trimmers and hand-held lawn edge trimmers should be marked. --- Do not expose to moisture. Flag warning information should be as close as possible at the risk associated. This flag should use the official language of appliances sold in the country, or in Appendix The AA symbol. Symbol color should meet 3767.1, GB/T 4269.3 and/or predetermined 10396 GB ISO , unless symbols are cast out, Raised or embossed into without requiring coloration. If using symbols and/or security mark, meaning shall be described in the instructions for use. 7.6 Review. / Min or r/min rpm GB 4706.54-2008/IEC 60335-2-91.2008 7.12 Addition. Operating manual should be supplied. The manual should include. a) was repeated to those indicated in the warning requirements for the appliance, and where applicable further described. Symbol......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB 4706.54-2008_English be delivered?Answer: Upon your order, we will start to translate GB 4706.54-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB 4706.54-2008_English with my colleagues?Answer: Yes. 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