HOME   Cart(0)   Quotation   About-Us Policy PDFs Standard-List
www.ChineseStandard.net Database: 189759 (12 Oct 2025)

GB 13960.2-2008 English PDF

US$439.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB 13960.2-2008: [GB/T 13960.2-2008] Safety of transportable motor operated electric tools. Part 2: Particular requirements for circular saws
Status: Obsolete

GB 13960.2: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB 13960.2-2008English439 Add to Cart 3 days [Need to translate] [GB/T 13960.2-2008] Safety of transportable motor operated electric tools. Part 2: Particular requirements for circular saws Obsolete GB 13960.2-2008
GB 13960.2-1996English479 Add to Cart 3 days [Need to translate] Safety of transportable motor-operated electric tools. Particular requirements for circular saws Obsolete GB 13960.2-1996

PDF similar to GB 13960.2-2008


Standard similar to GB 13960.2-2008

GB/T 4343.2   GB/T 3883.311   GB/T 5959.41   GB/T 15092.2   GB/T 15092.3   GB 13960.10   

Basic data

Standard ID GB 13960.2-2008 (GB13960.2-2008)
Description (Translated English) [GB/T 13960.2-2008] Safety of transportable motor operated electric tools. Part 2: Particular requirements for circular saws
Sector / Industry National Standard
Classification of Chinese Standard K64
Classification of International Standard 25.140.20
Word Count Estimation 10,197
Date of Issue 2008-09-19
Date of Implementation 2009-06-01
Older Standard (superseded by this standard) GB 13960.2-1996
Quoted Standard GB 13960.1-2008
Regulation (derived from) Announcement of Newly Approved National Standards No. 16 of 2008 (No. 129 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 a diameter of not more than 260mm saw blade sawing wood and similar materials portable circular saw (as defined in 3. 101).

GB 13960.2-2008: [GB/T 13960.2-2008] Safety of transportable motor operated electric tools. Part 2: Particular requirements for circular saws


---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 transportable motor operated electric tools.Part 2. Particular requirements for circular saws ICS 25.140.20 K64 National Standards of People's Republic of China Replacing GB 13960.2-1996 Safety of transportable electric tools Part II. requirements for circular saws Posted 2008-09-19 2009-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 1 General requirements 5 Test 1 General requirements 6 Void 1 7 Category 1 8 Marking and instructions 1 9 protection against contact with live parts of 2 10 Start 2 11 Power input and current 2 12 Fever 2 13 Void 2 14 moisture resistance 2 15 Void 2 16 Overload protection of transformers and associated circuits 3 Durability 17 3 18 abnormal operation 3 19 Mechanical hazard 3 20 Mechanical strength 4 21 Structure 4 22 internal wiring 5 23 assembly 5 24 Power connection and external flexible cords 5 25 outer lead terminals 5 26 grounding device 5 27 screws with the coupling member 5 28 creepage distances, clearances and distances through insulation 5 29 heat resistance, flame resistance and electrical resistance to tracking 5 5 30 rust 31 Radiation, toxicity and similar hazards 5 Appendix 6

Foreword

All technical content in this section is mandatory. This section GB 13960 "Safety of transportable power tool" in the second part of the series standard requirements for circular saws. This series marked Quasi is composed as follows. GB 13960.1 "Safety of transportable electric tools - Part 1. General requirements" GB 13960.2 "safe second portion movable electric tools. requirements for circular saws" GB 13960.3 "Safety of transportable electric tools Part II. Particular requirements for radial arm saws" GB 13960.4 "safe second portion movable electric tools. planer and thickness planer special requirements" GB 13960.5 "safe second portion movable electric tools. Particular requirements for bench grinders" GB 13960.6 "safe second portion movable electric tools. requirements for band saws" GB 13960.7 "safe second portion movable electric tools. Particular requirements for diamond drills with water supply." GB 13960.8 "Safety of transportable electric tools Part II. Particular requirements for diamond saws with water supply." GB 13960.9 "Safety of transportable electric tools Part 2. Particular requirements for cutting machine" GB 13960.10 "Safety of transportable electric tools Part II. single spindle vertical milling special requirements" GB 13960.11 "Portable electric tools Part Security. profile cutting machine of special requirements" GB 13960.12 "Safety of transportable electric tools Part II. Particular requirements for high pressure cleaners" GB 13960.13 "safe second portion movable electric tools. oblique cutting table saws requirements" This Part replaces GB 13960.2-1996, and used with GB 13960.1-2008. This section GB 13960.2-1996 major technical modifications include. Reg structure --- the first part of this section due to the revision caused changes; --- Replace the original 7.13 8.12.2b), and refer to GB 13960.9-2004 made part of the increase; --- Increased 19.1.101.4; --- According to IEC 61029-2-1 Amendment No. 1 (2001), the inspection clause 21.18 is amended as. By (100 ± 1) mm diameter sphere is applied onto the switch test. Sphere tool should not be started. This section states that "applicable", showing the corresponding provisions applicable in 13960.1-2008 GB ; this section states that "change", then Shall be subject to the provisions of this section; this section states that "modify", expressed in GB 13960.1 corresponding provisions of this section shall be content The modification is subject to, and the contents of other provisions still apply; this states "addition", expressed in addition to compliance with GB 13960.1- Outside the corresponding provisions of the 2008's, this section shall comply with the increased provision. This part is proposed by the China Electrical Equipment Industrial Association. This part of the National Power Tools Standardization Technical Committee (SAC/TC68) and focal point responsible for the interpretation. This section is responsible for drafting unit. Shanghai Electric Tool Research Institute. The main drafters of this section. Liu Jiang, Libang Association. This part of the standard replaces the previous editions are. --- GB 13960.2-1996. Safety of transportable electric tools Part II. requirements for circular saws

1 Scope

In addition to the following provisions, GB 13960.1-2008 this chapter apply. modify. Change the first paragraph. This section applies to a diameter of not more than 260mm blade sawing wood and similar materials for portable circular saw (as defined in 3.101).

2 Normative references

GB 13960.1-2008 this chapter apply.

3 Terms and Definitions

In addition to the following provisions, GB 13960.1-2008 this chapter apply. 3.101 With extended open tooth saw blade rotating table slot to sawing wood and similar materials, tools, the table supporting the workpiece, and the workpiece Positioning the workpiece by hand or push rod toward the saw blade feed motor and blade gearing placed countertops or less.

4 General requirements

GB 13960.1-2008 this chapter apply.

5 General test requirements

GB 13960.1-2008 this chapter apply.

6 Void

Category 7 GB 13960.1-2008 this chapter apply.

8 Marking and instructions

In addition to the following provisions, GB 13960.1-2008 this chapter apply. 8.1 Addition. Circular saws shall be marked. --- Nominal blade diameter, mm; --- Rated load speed, r/min; --- Maximum sawing depth, mm; --- Mark the direction of rotation of the blade. Rotating blade identification shall be marked on the shroud can be adjusted. To be changed to a different load speed circular saw should shift method and thus obtained detailed load speed marked in the past regulating device Next, a schematic can be achieved by other methods. 8.6 Addition. In the vicinity of the output shaft rotation direction of the blade shall be visible when replacing the blade protruding or concave arrow, or other clear and durable way Marked on the fixing member. 8.12.2 b) increase. --- Do not use damaged or deformed saw blades; --- If the guard is not in its proper position, shall not use a circular saw; --- Replace worn-out table inlay; --- Can be sawn material specifications; --- Not use a circular saw sawing material is not recommended; --- When sawing, the saw dust to be loaded on the device; --- Can only use blades recommended by the manufacturer; --- Sawing material selection is based on the blade; --- To use the push stick to push the workpiece through the saw blade; --- Use and correctly adjust the riving knife; --- Use and correct adjustment on the saw blade guard; Be careful when --- grooved. Note. The available diagrams to represent the mode of operation.

9 protected from contact with live parts

GB 13960.1-2008 this chapter apply. 10 start GB 13960.1-2008 this chapter apply. 11 Power input and current GB 13960.1-2008 this chapter apply. Fever 12 GB 13960.1-2008 this chapter apply. 13 Void GB 13960.1-2008 this chapter apply. 14 moisture resistance GB 13960.1-2008 this chapter apply. 15 Void GB 13960.1-2008 this chapter apply. 16 Overload protection of transformers and associated circuits GB 13960.1-2008 this chapter apply. 17 Durability GB 13960.1-2008 this chapter apply. 18 abnormal operation In addition to the following provisions, GB 13960.1-2008 this chapter apply. 18.1 Addition. 101 Note. that the circular saw is one other moving parts easy to get stuck tools. 19 mechanical hazards In addition to the following provisions, GB 13960.1-2008 this chapter apply. 19.1 Addition. Circular saws shall be equipped with an appropriate protection system, the system shall be by means of a tool to remove. Protection systems must comply with the requirements of 19.1.107 19.1.101 ~. 101 Note. Allow other measures to achieve the desired degree of mechanical safety, as long as these measures and provisions equivalent and equally reliable protection system. Protection 19.1.101 Saw table side 19.1.101.1 circular saw should be above the saw table has a protective cover, covering the saw blade crown and frontal, which can be an adjustable guard or Automatic guard or fixed shield, or a combination of these types of protective cover. 19.1.101.2 any sawing blade depth and tilt angle, the guard should at least be able to cover both sides of the blade root, the blade in front It should at least cover the surface between the riving knife and table. Application of aluminum shield, wood, plastic and other materials made of similar, in order to reduce it in the event of damage to the blade met blade. Guards shall be designed and fixed to be as to not collide with the blade occurs. 19.1.101.3 when the guard made non-transparent material, it should be on a plane with the blade in a straight line direction refers to a sawing line Display. 19.1.101.4 shield if material is not directly supported by the knife points, as long as the thickness of the support is not greater than the thickness of the riving knife, which can support With the riving knife row in a straight line. 19.1.101.5 adjustable hood should be adjusted without tools, but should be able to be locked in any position necessary in order to achieve the required Protective effects. 19.1.106 automatic guard shall. a) When sawing the workpiece is moved to come into contact with the blade guard opens automatically. b) automatically maintain contact with the upper surface of the workpiece being sawn, and can cover both sides of the blade, at least to the tooth root or less, and at least To cover the surface between the riving knife and the workpiece. c) when the workpiece moves past the guard post will automatically return to the closed position. Protection 19.1.102 saw table below 19.1.102.1 sawing at any depth and the blade tilt angle, shall not be possible to touch the moving parts under the table plate. 19.1.102.2 shield should be easy and safe to dust and chip. By IEC 61032.1997 type B probe to verify compliance with the requirements of 19.1.102.1 and 19.1.102.2. When the guard is in a normal position and a closed position, when the test finger shall not touch the saw moving parts work. 19.1.103 riving knife 19.1.103.1 Circular saws shall be equipped with riving knife. 19.1.103.2 riving knife shall be rigidly fixed, with the blade in the same plane, and mounted so unhindered through the sawing slot. When adjusting the depth of sawing, the riving knife position relative to the saw blade should not change. 19.1.103.3 riving knife and bracket should be designed to. make for sawing depth of 90% to 100% of the rated depth of the various saws sawing Piece diameter, the riving knife can be adjusted to meet the following conditions. a) on the adjusted depth sawing, sawing the platform side, the radial distance of the riving knife and the blade ring between not more than 5mm. b) below the top of the riving knife should not be lower than the crests of 5mm, 101 shown in FIG. 19.1.103.4 riving knife thickness should not be greater than the kerf width should not be thinner than the blade body. Riving knife shall hardness 43HRC ± 5HRC. By observing and measuring to verify compliance with the requirements of 19.1.103.1 ~ 19.1.103.4. 19.1.104 saw table 19.1.104.1 support should be consistent with the work table 102. Compliance is checked by measurement. NOTE. For the circular saw can be rotated around the spindle, "Chou" value should be equal to "Rao" value. 19.1.104.2 and stay for the blade of the saw table slots should be within the available range as small as possible (see Figure 103), and passing through the blade around the mesa Area, there should be a replaceable plastic, wood or aluminum and other soft material inlay. Checked by inspection and measurement. 19.1.105 parallel guide means 19.1.105.1 Circular saws shall be provided with a parallel guide means. If the saw table is tilted, the guide device should be available for use in both sides of the blade. The parallel guide means guide surface Small 50mm height maximum sawing depth or the smaller of the two should be. 19.1.105.2 table saw blade parallel guide means should be extended to the forefront of the blade center. Checked by inspection and measurement. 19.1.106 Flanges Blade clamp flange diameter should be at least 0.2 times the diameter of the saw blade. 19.1.107 out crumbs mouth The mouth of the crumb structure should be such that the discharge of debris will not limit the operator's line of sight and will not cause harm. 19.3 Review. Along the feed direction of the applied a 300N thrust at the leading edge of the saw table, in this condition, the saw table should not capsize. 100N thrust is applied, the saw table shall not be moved. 20 Mechanical strength GB 13960.1-2008 this chapter apply. 21 Structure In addition to the following provisions, GB 13960.1-2008 this chapter apply. 21.18 Review. Power switch or controller actuator should not be affected by the regulation of the table or the workpiece, the contact switch or controller stage should not be Regulation or restriction of the workpiece. By (100 ± 1) mm diameter sphere is applied onto the switch test. Sphere tool should not be started. 21.20 Addition. Voltage recovery after power failure, circular saws should not automatically start. 21.107 circular saw should have integrally formed with wood chips, dust and debris adsorption device, or should be able to install additional wood chips, dust and debris Adsorbing components of the device chip. 22 Internal wiring GB 13960.1-2008 this chapter apply. 23 components GB 13960.1-2008 this chapter apply. 24 Power connection and extension cord GB 13960.1-2008 this chapter apply. Terminal 25 external conductors GB 13960.1-2008 this chapter apply. 26 grounding device GB 13960.1-2008 this chapter apply. 27 and screw coupling GB 13960.1-2008 this chapter apply. 28 creepage distances, clearances and distances through insulation GB 13960.1-2008 this chapter apply. 29 heat resistance, flame resistance and electrical resistance to tracking GB 13960.1-2008 this chapter apply. 30 rust GB 13960.1-2008 this chapter apply. 31 Radiation, toxicity and similar hazards GB 13960.1-2008 This chapter does not apply. 101 riving knife position Millimeters Saw table size Saw the largest diameter (D) D≤100a 100 < D≤200> 200 L≥ 300 500 5D/2 I≥ 200 335 400 Rao ≥ 150 250 5D/2 Chou ≥ 75 110 5D/2 sawing a maximum depth of 15mm. 102 Saw table size 103 saw table size slots appendix Appendices GB 13960.1 are applicable.

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB 13960.2-2008_English be delivered?

Answer: Upon your order, we will start to translate GB 13960.2-2008_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 13960.2-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB 13960.2-2008_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 [email protected]. 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 13960.2-2008?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 13960.2-2008 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.