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GB 24385-2009 English PDF

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GB 24385-2009: Surface grinding machines with horizontal grinding wheel spindle and reciprocating table -- Safeguarding specifications
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Basic data

Standard ID GB 24385-2009 (GB24385-2009)
Description (Translated English) Surface grinding machines with horizontal grinding wheel spindle and reciprocating table -- Safeguarding specifications
Sector / Industry National Standard
Classification of Chinese Standard J55
Classification of International Standard 25.080.50
Word Count Estimation 23,253
Date of Issue 2009-09-30
Date of Implementation 2010-07-01
Quoted Standard GB/T 191; GB/T 1251.1; GB/T 1251.2; GB/T 1251.3; GB 2893; GB 2894; GB/T 3167; GB/T 3168; GB 5226.1-2002; GB/T 6576; GB/T 7932; GB/T 8196; GB/T 9969; GB 12265.1; GB 12265.2; GB 12265.3; GB/T 13379; GB/T 14775; GB/T 14776; GB/T 15241.2; GB/T 15706.1-2007; GB/T 15706.2-2007; GB 15760-2004; GB/T 16251; GB 16754-2008; GB/T 16769; GB/T 16855.1-2008; GB/T 16856.1; GB/T 18153; GB 18209.2; GB 18209.3-2002; GB/T 18569.1; GB/T 18569.2; GB/T 18831; GB/T 23572; GB/T 23573; GB/T 23574; JB 4029; JB/T 5062; JB/T 8356.1; JB/T 8356.2; JB/T 8356.3; JB/T 10577-2006
Regulation (derived from) Announcement of Newly Approved National Standards No. 10 of 2009 (No. 150 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 relates to horizontal spindle and rectangular table surface grinder main risk to take basic security measures as well as technical requirements and verification methods. This standard applies to general-purpose horizontal spindle and rectangular table surface grinder (hereinafter referred to as the machine).

GB 24385-2009: Surface grinding machines with horizontal grinding wheel spindle and reciprocating table -- Safeguarding specifications


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Surface grinding machines with horizontal grinding wheel spindle and reciprocating table.Safeguarding specifications ICS 25.080.50 J55 National Standards of People's Republic of China Horizontal axis moments Taiwan surface grinder Safety and technical conditions Posted 2009-09-30 2010-07-01 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 Dangerous machine 2 3 4 security requirements and measures and verification 7 5 Use the information 18 6 Liability 19

Foreword

4.17.2 are recommended, the rest are mandatory. The standard proposed by China Machinery Industry Federation. The standard metal cutting machine tools by the National Standardization Technical Committee (SAC/TC22) centralized. This standard was drafted. Hangzhou surface grinder Institute. The main drafters of this standard. Huang Qiang, Chen Xiangdong, MEDICINE AND Chen Xiaofei. This standard is the first release. Horizontal axis moments Taiwan surface grinder Safety and technical conditions

1 Scope

This standard specifies the technical requirements and basic security measures for major hazard horizontal axis moments Taiwan surface grinder existence taken and experiments Authentication methods. This standard applies to general-purpose horizontal axis moments Taiwan surface grinder (hereinafter referred to as the machine).

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 191 Packaging - Pictorial signs (GB/T 191-2008, ISO 780.1997, MOD) GB/T 1251.1 Ergonomics public places and work areas - Auditory danger signal danger signal (GB/T 1251.1- 2008, ISO 7731.2003, IDT) GB/T 1251.2 Ergonomics - Visual danger signals - General requirements, design and testing (GB/T 1251.2-2006, ISO 11428.1996, IDT) GB/T 1251.3 Ergonomics danger signal system and audio-visual information (GB/T 1251.3-2008, ISO 11429. 1996, IDT) GB 2893 Safety colors (GB 2893-2008, ISO 3864-1.2002, MOD) GB 2894 Safety Signs and use guidelines GB/T 3167 metal-cutting machine tools - Symbols (GB/T 3167-1993, neq ISO 7000. 1984) GB/T 3168 digital control of machines - Symbols (GB/T 3168-1993, neq ISO 2972. 1979) GB 5226.1-2002 Safety of machinery electrical equipment Part 1. General requirements (IEC 60204-1.2000, IDT) GB/T 6576 machine lubrication system (GB/T 6576-2002, eqv ISO 5170. 1977) GB/T 7932 pneumatic systems General technical conditions (GB/T 7932-2003, ISO 4414.1998, IDT) GB/T 8196 mechanical safety devices fixed and movable guards General requirements for the design and manufacture (GB/T 8196-2003, ISO 14120.2002, MOD) GB/T 9969 General Instructions industrial products GB 12265.1 machinery Safety distances to prevent danger zones being reached upper limbs (GB 12265.1-1997, eqvEN294. 1992) GB 12265.2 machinery Safety distances to prevent (GB 12265.2-2000, eqvEN811 lower limbs danger zones. 1994) GB 12265.3 Safety of machinery to avoid crushing of parts of the human body minimum spacing (GB 12265.3-1997, eqvEN349. 1993) GB/T 13379 Principles of visual ergonomics indoor workplace lighting (GB/T 13379-2008, ISO 8995.2002, NEQ) GB/T 14775 manipulator General ergonomics requirements GB/T 14776 Ergonomic design principles job size and value GB/T 15241.2 related to mental workload ergonomic principles - Part 2. Design principles (GB/T 15241.2-1999, idt ISO 10075-2.1996) GB/T 15706.1-2007 Safety of machinery - Basic concepts, general principles for design - Part 1. Basic terminology, methodology (ISO 12100-1.2003, IDT) GB/T 15706.2-2007 Safety of machinery - Basic concepts, general principles for design - Part 2. Technical principles (ISO 12100-2. 2003, IDT) GB 15760-2004 Metal-cutting machine tool safety general technology condition Ergonomic principles GB/T 16251 design of work systems (GB/T 16251-2008, ISO 6385.2004, IDT) GB 16754-2008 Safety of machinery - Emergency stop design principles GB/T 16769 Metal Cutting Machine noise level measurement method GB/T 16855.1-2008 Safety of machinery - Safety-related control system components - Part 1. General principles for design (ISO 13849-1. 2006, IDT) GB/T 16856.1 Safety of machinery - Risk assessment - Part 1. Principles (GB/T 16856.1-2008, ISO 14121-1. 2007, IDT) GB/T 18153 Safety of machinery - accessible surface temperature determine the thermal surface temperature limit of Ergonomics data (GB/T 18153- 2000, eqvEN563.1994) GB 18209.2 Safety of machinery - Indication, marking and actuation - Part 2. Requirements for marking (GB 18209.2-2000, idt IEC 61310-2.1995) GB 18209.3-2002 Safety of machinery - Indication, marking and actuation - Part 3. The position of the operating member and the operating requirements (idt IEC 61310-3.1999) GB/T 18569.1 Safety of machinery decreased from hazardous substances emitted by machinery health risk - Part 1. mechanical system for Manufacturer of the principles and norms (GB/T 18569.1-2001, eqv ISO 14123-1.1998) GB/T 18569.2 Safety of machinery decreased from hazardous substances emitted by machinery - Part 2 health risks of. generating a verification process Sequence methodology (GB/T 18569.2-2001, neq ISO 14123-2.1998) GB/T 18831 mechanical interlock design belt guard and selection principles (GB/T 18831-2002, mod ISO 14119.1998) GB/T 23572 Metal Cutting Machine Hydraulic System General technical conditions GB/T 23573 metal cutting machine dust concentration measurement method GB/T 23574 Metal Cutting Machine mist concentration measurement method JB4029 grinding wheel guard security technology requirements JB/T 5062 information display device ergonomics general requirements JB/T 8356.1 Technical Conditions Packaging Machine JB/T 8356.2 packing machine JB/T 8356.3 packaging machine, the small wooden box JB/T 10577-2006 magnechuck Danger 3 machine Chapter 3 shall be 3.1 GB of 15760-2004, GB/T 15706.1-2007 Chapter 5 of GB/T 16856.1 of the provisions of the Machine Bed for risk analysis and risk assessment, identification and risk assessment tools exist. NOTE. This standard does not involve the dangers and take measures according to relevant provisions of GB/T 15706.2 of. 3.2 When hazard analysis for the operator and other persons due to the foreseeable misuse generation (see GB/T 15706.1-2007 in 3.22) Special attention should be dangerous. include. --- Machine during use; --- Machine adjustment, cleaning, maintenance period. 3.3 The main risk of the presence of the machine are shown in Table 1. Table 1 Danger List The main danger dangerous type of machine numbers exist GB 15760-2004 The relevant clauses Safety requirements and measures Standards related to reg Mechanical hazards (due to). ---shape; ---relative position; --- Quality and stability (bits can); --- Quality and speed (kinetic energy); --- Insufficient mechanical strength; --- Potential energy aggregation. --- Elastic member; --- Liquid under pressure Or gas 1.1 Risk of crushing and/or shearing hazard 1) longitudinally movable member, the movable member laterally And vertical movement between the moving parts or Squeeze exists between the member and the stationary member Dangerous pressure and/or shear hazard; 2) between the deposit and the mobile guard member Extrusion dangerous and/or shearing hazard 5.2.3.2,5.2.4.5, 5.5.1 4.2.3.2,4.5.1 1.2 cutting or severing hazard 1) machine exposed sharp edges, corners and openings Cutting or severing the presence of danger; 2) projecting part of the machine, moving parts store In gouges, bumps, scratches, and other injuries cut Danger 5.2.2.1,5.2.2.3, 5.2.7 4.2.2.1,4.2.2.3 1.3 wound, or inhalation hazard involved Gear, rack, pulley, belt, worm gear, worm Rods, shafts, screw and other wound exists, inhalation or volume The danger 5.2.3.1 4.2.3.1 1.4 Shock hazard 1) longitudinally movable member, the movable member laterally And vertically movable member inertia punch Shock hazard; 2) Emergency stop it or power phylogenetic The presence of moving parts when the shock hazard avoidance 5.2.3.3,5.2.3.4, 5.2.3.7 4.2.3.3,4.2.3.7 1.5 stabbed or pricked dangerous 1) machine exposed sharp edges, corners and openings The presence or stabbed stabbed danger; 2) projecting part of the machine, moving parts store Stab or stabbed in danger; 3) measuring machine, adjustment, cleaning and maintenance Stab or stabbed hazard exists protected 5.2.2.1,5.2.2.3, 5.20 4.2.2.1,4.2.2.3, 4.18 Table 1 (continued) The main danger dangerous type of machine numbers exist GB 15760-2004 The relevant clauses Safety requirements and measures Standards related to reg 1.6 friction or abrasion hazard 1) the presence of moving parts overload friction Or abrasion hazard; 2) the presence of friction in the machine when handling and lifting Rub or abrasion hazard 5.2.3.4,5.19.3 4.2.3.4,4.17.3 1.7 pressure fluid ejection hazard 1) there is a leak of coolant injection tube danger; 2) the presence of the hydraulic system leak injection tubing Danger; 3) pneumatic injection system is the presence of a gas leak Danger 5.4.10,5.15,5.16 4.4.10,4.13,4.14 1.8 machine parts/workpiece throw dangerous 1) the presence of loose wheel thrown danger; 2) the risk of workpiece presence throws 5.2.3.5,5.2.4, 5.4.10,5.5.1 4.2.3.6,4.2.4, 4.4.10,4.5.1 The risk of loss of stability 1.9 1) Outline layout stability is not enough, there is a meaning Outer tip over, fall or move dangerous; 2) grinding counterweight presence or fracture Off the danger; 3) the presence of the machine tilted during storage and transportation Or tipping hazard 5.2.1,5.2.5,5.19 4.2.1,4.2.5,4.17 1.10 stumble, slip and fall risk 1) machine tools, a variety of cables and wires, hydraulic pipes Lines, pneumatic lines, cooling lines, lubrication The presence of pipelines and other tripping hazards; 2) the presence of the cooling liquid splashing to the ground slipping Danger; 3) the presence of hydraulic oil leaked into the ground slipping Danger 5.2.2.2,5.2.9.1, 5.11.5,5.15,5.18 4.2.2.2,4.9.5, 4.13,4.16

2 electrical hazards

2.1 Direct electric shock (in normal operating voltage Under direct contact with live) Direct electrical shock hazard electrical equipment 5.3.1 4.3.1 2.2 Indirect contact (due to insulation failure between Then contact charging member) 1) indirect shock hazard electrical equipment; 2) Electrical equipment for electrostatic discharge 5.3.1,5.3.5 4.3.1,4.3.5 2.3 improper electrical equipment insulation insulation failure risk of electric shock 5.3.1 4.3.1 Thermal hazards By the thermal contact and heat radiation-induced Burns and scalds Electrical components, high temperature exists for lights The body burns, burns danger 5.7 4.7 Noise hazard Hearing loss or other physiological disorders Machine excessive noise exists on human health Danger 5.8 4.8

5 hazardous substances and materials resulting

Table 1 (continued) The main danger dangerous type of machine numbers exist GB 15760-2004 The relevant clauses Safety requirements and measures Standards related to reg 5.1 Contact or inhalation of noxious liquid, gas, Smoke, mist and dust 1) coolant, oil, paint exists for people Body health hazard; 2) work when a large number of harmful gases or Smoke, mist exist on human health Danger; 3) the presence of a large amount of dust when dry grinding Danger to human health 5.11.1,5.11.2 4.9.1,4.9.2 5.2 Fire and explosion 1) coolant, oil fires and explosions exists Danger; 2) the presence of lights are coolant splash cited Explosion hazard; 3) Electrical equipment of fire hazard 5.11.3 4.9.3 5.3 biological and microbiological risk Tank, cooling tank does not exist on time cleaning fluid change Danger to human health 5.11.4 4.9.4 Neglecting the ergonomic design Danger 6.1 unhealthy postures or excessive force 1) the intensity of work, the presence of people operating position Body health hazard; 2) position of the operating member, the operating force exists for Risk to human health; 3) indicator and display mounting height, newspaper Police presence means danger to human health 5.2.9.2,5.12.1, 5.12.2,5.12.3 4.10.1,4.10.2, 4.10.3 6.2 Did not fully consider the human arm or leg Foot structural requirements Operating mounting height of the presence of human health Danger 5.12.2 4.10.2 Use personal protective equipment 6.3 overlooked When the presence of sand flying into the eye of the grinding wheel dressing Danger 5.10.2,5.12.1 4.10.1 6.4 Inappropriate area lighting Machine improper lighting on human health exists Danger 5.13 4.11 6.5 spirit too much tension or lack of preparation, etc. By the operator, indicators and displays, alarm Equipment, lighting, etc., causing mental work tempo Too nervous or ill-prepared 5.12.1 4.10.1 6.6 Human Error 1) by the control device location unreasonable lead From human error; 2) by a member of the erroneous operation caused people error 5.4.3,5.12.2.1 4.4.3,4.10.2.1 Table 1 (continued) The main danger dangerous type of machine numbers exist GB 15760-2004 The relevant clauses Safety requirements and measures Standards related to reg Energy supply disruptions, mechanical parts break Loss and other disorders caused by Danger 7.1 Machine or control system power supply Interrupt 1) the risk of interruption caused by the electrical system; 2) the risk of interruption caused by the control system 5.3.2,5.4.2 4.3.2,4.4.2 7.2 Machine parts/workpiece unexpectedly thrown pressure Unexpected force of liquids or gases discharged 1) the presence of loose wheel thrown danger; 2) the presence of the workpiece thrown danger; 3) Control system failure caused by Danger; Unreasonable 4) security guards caused Danger; 5) the presence of hydraulic system oil pipeline burst Jet danger; 6) pneumatic injection system has a gas leak Danger 5.2.3.5,5.2.4, 5.4.10,5.5.1, 5.15,5.16 4.2.3.5,4.2.4, 4.4.10,4.5.1, 4.13,4.14 7.3 control system failure or malfunction 1) failure of the control system kept moving parts In danger; 2) the presence of a workpiece when throwing off magnechuck Out of danger; 3) control system malfunction exists Danger 5.2.3.7,5.2.4.6, 5.4.10 4.2.3.7,4.2.4.4, 4.4.10 7.4 assembly error By the assembly or reassembly errors caused by errors Danger. 5.14 4.12 7.5 subversion, unexpected loss of machine stability 1) Outline layout stability is not enough, there is a meaning Outer tip over, fall or move dangerous; 2) grinding counterweight means exist fracture Or falling hazard; 3) the presence of the machine tilted during storage and transportation Or tipping hazard 5.2.1,5.2.5,5.19 4.2.1,4.2.5,4.17 Security error, the safety device safety Improperly installed or does not generate the correct positioning Danger 8.1 dangerous guard guards unreasonable due 5.5.1,5.5.2 4.5.1,4.5.2 8.2 dangerous security (guard) means unreasonable safety device caused 5.5.1,5.5.3 4.4.2,4.5.1,4.5.3 Table 1 (continued) The main danger dangerous type of machine numbers exist GB 15760-2004 The relevant clauses Safety requirements and measures Standards related to reg 8.3 Start and stop devices 1) starter set unreasonable due Danger; 2) Stop the device caused by unreasonable Danger 5.4.4,5.4.5 4.4.2,4.4.4,4.4.5 8.4 safety signals and signaling devices Not provided security in the dangerous parts of the machine or near the Danger signs or full color painted security caused 5.6 4.6 8.5 Information and alarm devices 1) information and alarm devices should be set but Setting and dangerous due; 2) information and alarm devices and easy to understand Risk of causing recognition; 3) Safety Data Sheet is not a warning label for safety Blog Description hazard caused 5.4.3,5.12.3, Chapter 6 4.4.3,4.10.3, Chapter 5 8.6 Energy supply cut-off device 1) the danger that may arise when the machine is stopped; 2) Disconnect the power source when the hydraulic system accumulator Danger may produce; Danger 3) pneumatic system possible 5.4.5,5.15,5.16 4.4.5,4.13,4.14 8.7 emergency stop devices 1) emergency stop devices easy identification and handling capacity Dangerous students; 2) the number of stop means is arranged to generate enough Danger 5.4.6 4.4.2,4.4.6 8.8 Security adjustments and/or repair of the main To equipment and accessories 1) produce dangerous security measures are not taken; 2) the risk of not providing professional tools produced 5.20 4.18 8.9 exhaust That may arise when using the pneumatic holding device Danger 5.2.4.7 4.2.4.5

4 security requirements and measures and verification methods

4.1 General Requirements 4.1.1 The design should be eliminated or reduced by all potential risk factors as possible. 4.1.2 By design danger can not be avoided or sufficiently limited and should take the necessary safety devices (guards, safety devices). 4.1.3 For the design can not be excluded or reduced, and its security guards are not completely effective or ineffective legacy risk applications Information notification and alert the operator. 4.2 Machine Tool 4.2.1 Stability Machine shape layout should ensure adequate stability. When using the machine (under predetermined conditions of use according to the instructions provided) and should not be Unexpected tip over, fall or risk of shifting. Since the shape of the machine can not be reason enough to ensure stability, should be specified in its specification Fixed measure. Verification. visual inspection and/or check information. 4.2.2 Outline 4.2.2.1 exposed portion may contact may result in personal injury should not have sharp edges, corners and openings. Verification. visual inspection and/or check information. 4.2.2.2 variety of cable wire machine, hydraulic lines, pneumatic lines, cooling lines, pipelines and other lubrication arrangement arrangement should be reasonable, accessible, Prevent tripping and other hazards. Verification. visual inspection and/or check information. 4.2.2.3 projection machine, moving parts should take security measures to prevent gouges, bumps, scratches, cut the risk of other injuries. Verification. visual inspection or check information. 4.2.3 moving parts 4.2.3.1 may cause wound, inhaled or involved in other dangerous moving parts and gears (such as gears, racks, pulleys, belts, worm Wheel, worm shaft, screw, etc.) should be closed or set security guards or use of information, unless they are safe location. Verification. visual inspection and/or check information. There should not be squeezed between moving parts 4.2.3.2 longitudinal, horizontal and vertical moving member moving parts or moving parts and the stationary member Dangerous and/or shear dangerous, otherwise GB 12265.3 provisions should take safety measures. Verification. check drawings, visual inspection and/or check information. 4.2.3.3 longitudinal inertial impact of moving parts, moving parts lateral and vertical movement of the motor parts, etc. should be set up reliable member reciprocates The stop means can be taken to a reliable buffer if necessary. If the set limit devices, it shall take the necessary security measures. Verification. visual inspection and/or check information. 4.2.3.4 Due to overload damage moving parts may occur should be set overload safety device. When due to structural reasons can not be set, it should be On the machine (or instructions) indicate the limits of the machine conditions. Grinding wheel spindle motor overload protection device should be. In the instructions for use shall indicate the machine bearing weight of workpiece. Verification. check drawings, visual inspection or check information. 4.2.3.5 wheel mounted on a spindle, chuck and other possible loose parts in the movement, members should be set against rotation. Verification. check drawings and/or visual inspection. 4.2.3.6 For unidirectional rotating parts should be prominently marked direction of rotation. Before rotating wheel cover wheel cover shall be marked direction. Verification. visual inspection. 4.2.3.7 In an emergency stop or power system failure, should be in place to stop the moving part, and should not be dangerous. Verification. visual inspection. 4.2.3.8 When the moving parts at the same time does not allow movement, the control mechanism should be interlocked. Interlock can not be achieved, should be set up in the vicinity of the control mechanism Warning signs and instructions in the manual. Grinding wheel spindle rotation and rapid decline should be interlocked to ensure that when the rotating grinding wheel spindle can not quickly fall (not including CNC machine tools). Verification. visual inspection and/or check information. 4.2.4 clamping device 4.2.4.1 Wheel chuck should ensure that when the wheel rotation will not loosen throw. In the instructions for use shall indicate random supply and wheel brands Spindle speed. Verification. visual inspection and/or check information. 4.2.4.2 magnechuck and interlock function should have the following table. a) electromagnetic suction cups tight workpieces should magnechuck after magnetization bench to start; b) electromagnetic sucker loose unloading the workpiece, it should be in the table to stop electromagnetic sucker demagnetization. Verification. function test. 4.2.4.3 magnechuck Magnechuck enclosure class according to JB/T 10577-2006 specified in 4.7.5 shall be at least IPX7, which should be consistent with the protection of ground 8.2 GB 5226.1-2002 requirements; Verification. Check the circuit diagram, visual inspection, functional checks and/or check information. 4.2.4.4 When an emergency stop or power system failure, should prevent thrown workpiece, and dangerous. Verification. visual inspection and/or check information. 4.2.4.5 When using pneumatic holding device, avoid chips and dust blown operator. Verification. visual inspection and/or check information. 4.2.5 balancing device Grinding machine adopts counterweight balance weight, counterweight should be placed in the body of the machine or guards. Counterweight balance connector block Should be of sufficient strength to prevent breakage or loss and danger. Verification. visual inspection, check the information. 4.3 Electrical System 4.3.1 electric shock To prevent the risk of electric shock, electrical protective equipment shall meet the following requirements. Protection a) live parts shall comply with GB 5226.1-2002 in Chapter 6; b) Electrical insulating protective equipment shall comply with the provisions in 6.2.3,6.3.2.2,13.3 GB 5226.1-2002; c) Electrical equipment protection grounding should comply with the provisions in 8.2,14.1,14.2 GB 5226.1-2002. Verification. visual inspection, protective earth continuity test, insulation resistance test, pressure test. 4.3.2 protection To prevent the risk of accidents, protection of electrical equipment should meet the following requirements. Protection a) over-current electrical equipment shall comply with the provisions of 7.2 GB 5226.1-2002; b) motor overload protection should meet the requirements in GB 5226.1-2002 7.3; c) Motor overspeed protection should comply with GB 5226.1-2002 in 7.6; d) voltage fluctuations, power interruption protection shall comply with the provisions of GB 5226.1-2002 in 7.5,7.9; e) Ground fault (or residual current) protection should meet the requirements of 7.7 in GB 5226.1-2002. Verification. visual inspection, to check the technical documentation, the residual voltage test. 4.3.3 wires, cables and wiring Wires, cables and wiring of the electrical system shall meet the following requirements. a) wire, cable should comply with GB 5226.1-2002 in Chapter 13; b) shall comply with GB 5226.1-2002 wiring in Chapter 14. Verification. visual inspection. 4.3.4 Motor The motor should comply with GB 5226.1-2002 in Chapter 15. Verification. visual inspection. 4.3.5 Electrostatic Electrical equipment should prevent or limit electrostatic discharge, discharge device may be provided if necessary. Verification. visual inspection. 4.3.6 Electromagnetic Compatibility Electromagnetic compatibility of electrical equipment should comply with the provisions of GB 5226.1-2002 4.4.2. Verification. the supplier provide proof...

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