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Basic data Standard ID | GB 5226.6-2014 (GB5226.6-2014) | Description (Translated English) | Electrical safety of machinery -- Electrical equipment of machines -- Part 6: Requirements for construction machinery | Sector / Industry | National Standard | Classification of Chinese Standard | J09 | Classification of International Standard | 29.020 | Word Count Estimation | 33,377 | Date of Issue | 5/6/2014 | Date of Implementation | 6/29/2015 | Quoted Standard | GB 755; GB/T 1251.1-2008; GB/T 3805-2008; GB 5226.1-2008; GB/T 11918-2001; GB/T 12668.1-2002; GB 14048.1-2012; GB 14048.2-2008; GB 14048.3-2008; GB 14048.4-2010; GB 14048.5-2008; GB 14048.7-2006; GB/T 15706-2012; GB 18209.3; GB/T 21437.1-2008; GB/T 21437. | Regulation (derived from) | National Standards Bulletin No. 9 2014 | 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 standard applies to construction machinery (including a set of mechanical work) specific safety requirements for electrical and electronic equipment and systems. This standard applies to electrical equipment or parts of electrical equipment with a no |
GB 5226.6-2014: Electrical safety of machinery -- Electrical equipment of machines -- Part 6: Requirements for construction machinery ---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.
Electrical safety of machinery.Electrical equipment of machines.Part 6. Requirements for construction machinery
ICS 29.020
J09
National Standards of People's Republic of China
Mechanical and electrical machinery and electrical equipment safety
Part 6. Construction Machinery Technology Condition
Part 6. Requirementsforconstructionmachinery
Issued on. 2014-05-06
2015-06-29 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅲ
Introduction Ⅳ
1 Scope 1
2 Normative references 1
3 Terms and definitions 2
4 Basic requirements 3
5 introduces the power cable terminations and cut-off switch 4
Protection against electric shock 6 6
Protection of electrical equipment 6 7
8 equipotential bonding 8
9 8 control circuits and control functions
10 Keypad and control devices installed on the construction machine 13
11 control. the location, installation and electrical cabinets 15
12 wires and cables 15
13 15 Wiring technology
14 motors and associated equipment 16
15 17 Accessories and lighting
16 marks, warning signs and reference designations 18
17 Technical Paper 18
18 Test 18
Appendix A (informative) Electromagnetic Compatibility 19
Annex B (informative) Risk Assessment and lightning protection 24 Lightning
Appendix C (Informative Appendix) GB 5226 This section refers to the construction of machinery, for example 27
References 28
Foreword
This part of Chapter 1, Chapter 2, Section 3, Chapter 4, Chapter 7, Chapter 12, Chapter 13, Chapter 17, Chapter 18 are recommended,
The rest is mandatory.
GB 5226 "Safety of machinery - Electrical machinery and electrical equipment" is divided into six parts.
--- Part 1. General requirements;
--- Part 6. construction machinery and technical conditions;
--- Part 11. voltage is higher than 1000Va.c or 1500Vd.c but not exceeding 36kV high-voltage equipment and technical conditions; and.
--- Part 31. Particular safety sewing machines, sewing units and systems and EMC requirements;
--- Part 32. Hoisting Machinery General technical requirements;
--- Part 33. Particular requirements for equipment for semiconductors.
This is Part 6 GB 5226's.
This part is proposed by China Machinery Industry Federation.
The electrical system in part by the National Machinery Industry Standardization Technical Committee (SAC/TC231) centralized.
This section is responsible for drafting unit. Zoomlion Company Limited, Beijing Machine Tool Research Institute, long Shahai Chuan Automation Equipment Co., Ltd.
Participated in the drafting of this section. Sunward Equipment Co., Ltd., Shanghai East China Construction Machinery Co., Ltd., Shandong Province set radius
Group Co., Ltd., Beijing Kay to Technology Development Co., Ltd., Shanghai Pal-Fin Automatic Control Technology Co., Ltd., Shenzhen City, measuring Detection Technology
Art Co., Ltd., Shanghai Science and Technology Co., Ltd. Ming Shi mine.
The main drafters of this section. Zeng Yang, Huang Zu Guang, Xie Changyu, in Xiaoying, Ni Jianjun, Zhang Daqing, Fang Liping, Yu-Min Jiao, Diao Chun and,
Liu Huafu, Zhu Ping, Zhao Jian, Zhang Qian, Yao Jin.
Introduction
This part of GB 5226.1-2008 "Mechanical Electrical Safety of machinery - Electrical equipment - Part 1. General technical conditions" used in conjunction.
Figure 1 Typical construction machinery and associated equipment is a block diagram that illustrates all aspects of electrical equipment covered in this section. Figure 1 helps
Understand the relationship between various aspects of a construction machinery and related devices. Digital-oriented part of the reg number in parentheses.
Electrical equipment block diagram of a typical construction machinery involved
Mechanical and electrical machinery and electrical equipment safety
Part 6. Construction Machinery Technology Condition
1 Scope
GB 5226 this part of the special safety requirements for electrical and electronic equipment and systems applicable to the construction machinery (including a set of mechanical work) of.
Note 1. Construction machinery refers to the construction and town construction machinery and equipment. This section relates to the mechanical construction example in Appendix C.
Note 2. The section "Electrical" includes electrical, electronic and programmable electronic three aspects (such as electrical equipment means electrical equipment, electronic devices and programmable
Sequence electronic equipment).
Note 3. For purposes of this section, "person" (person) The term refers to any individual, including those assigned to the user or his agent, use and management of the above-mentioned mechanical man.
This section applies to the electrical equipment or parts of electrical equipment with a nominal voltage not exceeding 1000Va.c. Or 1500Vd.c., Rated frequency
Not more than 200Hz.
Note 4. For high voltage requirements, see GB 5226.3.
This section does not specify the following additional construction machinery and electrical equipment and special technical requirements.
--- Use, handling or production of explosive materials (such as paint or sawdust) machinery;
--- Machinery flammable explosive used in the environment;
--- When the processing or use of certain materials will have a special risk of machinery.
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 755 rotary motor fixed and performance
GB/T 1251.1-2008 Ergonomics public places and work areas - Auditory danger signal danger signal
GB/T 3805-2008 extra low voltage (ELV) limits
GB 5226.1-2008 Safety of machinery - Electrical machinery and electrical equipment - Part 1. General requirements
GB/T 11918-2001 industrial plug and socket couplers - Part 1. General requirements
GB/T 12668.1-2002 Adjustable speed electrical power drive systems - Part 1. General requirements for low-voltage DC speed electric drive systems
Rating specifications
GB 14048.1-2012 Low-voltage switchgear and control equipment - Part 1. General
GB 14048.2-2008 Low-voltage switchgear and control equipment Part 2. Circuit Breaker
GB 14048.3-2008 Low-voltage switchgear and control equipment - Part 3. Switches, disconnectors, switch and fuse combination
GB 14048.4-2010 Low-voltage switchgear and control equipment - Part 4-1. Contactors and motor starters electromechanical contact
Contactors and motor starters (with motor protection)
GB/T 14048.5-2008 Low-voltage switchgear and control equipment Part 5-1. Control circuit devices and switching element Electromechanical
Control circuit devices
GB/T 14048.7-2006 Low-voltage switchgear and control equipment - Part 7-1. Ancillary equipment - Terminal blocks for copper conductors
GB/T 15706-2012 Safety of machinery - General principles for design risk assessment and risk reduced
Position of the operation member and the requirements of the operation. GB 18209.3 Electrical safety of machinery - Indication, marking and actuation - Part 3
GB/T 21437.1-2008 road vehicles from conduction and coupling - Electrical disturbances Part 1. Definitions and general description
Electrical disturbances Part 2 GB/T 21437.2-2008 road vehicles from conduction and coupling. electrical transients along supply lines of conduction
GB/T 21714.4-2008 Lightning - Part 4. Electrical and electronic systems in buildings
Construction machinery - Electromagnetic GB/T 28554-2012 industrial machinery and electrical equipment is compatible with the requirements of the power supply unit
GB 50057-2010 Lightning in design
GB 50343-2012 building electronic information system lightning protection technical specifications
JB/T 8437 crane wireless remote control device
QC/T 427-2013 total vehicle power supply switch technical conditions
Test methods for electrical disturbances 2008 Road vehicles electrostatic discharge produced (Roadvehicles-Testmethodsfor. ISO 10605
electricaldisturbancesfromelectrostaticdischarge)
Electrical disturbance Vehicle test methods - Part 1 ISO 11451-1 Road vehicles narrowband radiated electromagnetic energy. General and given
Yi (Roadvehicles-Vehicletestmethodsforelectricaldisturbancesfromnarrowbandradiatedelectro-
magneticenergy-Part 1. Generalprinciplesandterminology)
Electrical disturbance Vehicle test methods - Part 2 ISO 11451-2 Road vehicles narrowband radiated electromagnetic energy. the outside of the vehicle
The radiation source (Roadvehicles-Vehicletestmethodsforelectricaldisturbancesfromnarrowbandradiated
electromagneticenergy-Part 2. Off-vehicleradiationsources)
ISO Electrical disturbance component test methods - Part 111452-1 road vehicles narrowband radiated electromagnetic energy. General and given
Yi (Roadvehicles-Componenttestmethodsforelectricaldisturbancesfromnarrowbandradiatedelec-
tromagneticenergy-Part 1. Generalprinciplesandterminology)
Electrical disturbance component test methods - Part 2 ISO 11452-2 Road vehicles narrowband radiated electromagnetic energy. wave absorber
Room (Roadvehicles-Componenttestmethodsforelectricaldisturbancesfromnarrowbandradiatedelec-
tromagneticenergy-Part 2. Absorber-linedshieldedenclosure)
Electrical disturbance component test methods - Part 3 ISO 11452-3 Road vehicles narrowband radiated electromagnetic energy. TEM small
Room [Roadvehicles-Componenttestmethodsforelectricaldisturbancesfromnarrowbandradiatedelec-
tromagneticenergy-Part 3. Transverseelectromagneticmode (TEM) cel]
ISO 11452-4 Road Electrical disturbance component test methods - Part 4 Vehicle narrowband radiated electromagnetic energy. a large current injection
Into [Roadvehicles-Componenttestmethodsforelectricaldisturbancesfromnarrowbandradiatedelec-
tromagneticenergy-Part 4. Bulkcurrentinjection (BCI)]
ISO 11452-5 Road vehicles narrowband radiated electromagnetic energy Electrical disturbance component test methods - Part 5. stripline
(Roadvehicles-Componenttestmethodsforelectricaldisturbancesfromnarrowbandradiatedelec-
tromagneticenergy-Part 5. Stripline)
ISO 12603.2010 Building construction machinery and equipment Classification (Buildingconstructionmachineryandequipment-
Classification)
3 Terms and Definitions
GB 5226.1-2008 defined and the following terms and definitions apply to this document.
3.1
Lightning electromagnetic pulse lightningelectromagneticimpulse; LEMP
Electromagnetic effects of lightning current.
[GB/T 21714.4-2008,3.4]
Note. It includes the conduction and radiation surge pulsed electromagnetic field radiation.
3.2
Surge protectors surgeprotectivedevice; SPD
For limiting transient over-voltage and surge current shunt device comprising at least one non-linear element.
4 Basic requirements
4.1 General principles
Shall comply with the provisions of 4.1 GB 5226.1-2008.
Select 4.2 Electrical equipment
4.2.1 Overview
Shall comply with the provisions in GB 5226.1-2008 4.2.1.
4.2.2 comply with GB 7251 series of standards for electrical equipment
Shall comply with the provisions in GB 5226.1-2008 4.2.2.
4.2.3 Power contactor selection
Contactor with auxiliary short-circuit protection device should be in accordance with the provisions of 7.2.5 in GB 14048.4-2010 select "2" type of coordination.
Initiated by the safety control circuit to complete the movement of the drive means to stop the function of the contactor, the following methods shall be selected and other equipment
Coordination configuration to ensure that contact does not occur even if the contact adhesion or blocking phenomenon does not affect the emergency stop function. May adopt supply-side construction
Yee (see 7.2.9).
4.3 Power
Shall comply with the provisions in 4.3 of GB 5226.1-2008.
4.4 physical environment and operating conditions
4.4.1 Overview
Electrical equipment should be adapted for use in the physical environment and operating conditions specified in 4.4.2 ~ 4.4.8. When the physical environment and operating conditions beyond
When the specified range, should be between a supplier and a user agreement (see GB 5226.1-2008 Appendix B).
4.4.2 Electromagnetic compatibility (EMC)
Shall comply with the provisions of GB 5226.1-2008 4.4.2 for internal power supply unit with the construction of machinery and equipment, should be consistent
GB/T 28554-2012 proposed emission limits and immunity requirements, see Appendix A.
4.4.3 ambient air temperature
Electrical equipment should be able to work within the expected ambient air temperature range -20 ℃ ~ 55 ℃. For special working conditions by
Equipment manufacturers and equipment users mutually agreed temperature range (see GB 5226.1-2008 Appendix B).
4.4.4 Humidity
GB 5226.1-2008 4.4.4 shall comply with the provisions.
4.4.5 Altitude
GB 5226.1-2008 4.4.5 shall comply with the provisions.
4.4.6 Pollution
GB 5226.1-2008 4.4.6 shall comply with the provisions.
4.4.7 ionic and non-ionic radiation
Shall comply with the provisions in GB 5226.1-2008 4.4.7.
4.4.8 vibration, shock and collision
Shall comply with the provisions of GB 5226.1-2008 in 4.4.8.
4.5 Transport and Storage
Electrical equipment should be by design or take appropriate precautions to protect can survive at -30 ℃ ~ 65 ℃ temperature range
Transport and storage inside, and can withstand temperatures up to 75 ℃, no more than short-term transportation and storage 24h. Should be taken to moisture, vibration and
The impact of measures to avoid damage to electrical equipment. The supplier and the user may need to reach a special agreement (see GB 5226.1-2008 Appendix B).
Note. at low temperatures easily damaged electrical equipment including PVC insulated cables, the liquid crystal display device.
4.6 handling equipment
Shall comply with the provisions of 4.6 in GB 5226.1-2008.
4.7 Installation
Shall comply with the provisions in 4.7 of GB 5226.1-2008.
5 introduces the power cable terminations and cut-off switch
5.1 introducing power line termination method
5.1.1 General requirements
Electrical equipment should be connected to a single power source, if necessary, other parts of the power supply (such as different operating voltages of electronic devices), should do
The composition may be taken from the equipment devices (such as transformers, transducers, etc.). For large, complex or in a synergistic manner and takes up more space in the machine
Mechanical, it can be used to introduce one or more of the power supply is determined by the site configuration form (see 5.3.1).
It recommends that the power cord is connected directly to the power switch off power supply terminal, using plug/receptacle directly connected to the Power mode except [see
5.3.2f)].
5.1.2 neutral connection
Midline clarity when using the device technical documentation (such as installation drawings and circuit diagrams), and provide a single midline cope with insulated terminals (see
GB 5226.1-2008 Appendix B). Between the electrical equipment inside the neutral and protective bonding circuit should not be connected, nor should be used along with the use of PEN
Terminals.
Exceptions. TN-C power system to the point of connection of electrical equipment, neutral terminal and the PE terminal can be connected.
5.2 Connecting external protective earthing system terminal
Shall comply with the provisions of 5.2 GB 5226.1-2008.
5.3 Power off (isolation) switch
5.3.1 Overview
Shall comply with the provisions in GB 5226.1-2008 5.3.1.
5.3.2 Type
Power cut off switch should be one of the following types.
a) comply with GB 14048.3-2008 disconnectors, utilization category AC-23B or DC-23B;
b) in line with GB 14048.3-2008 isolator, isolator with auxiliary contacts, auxiliary contacts in any case have to make switching device
Members before the main contact is opened to interrupt the load circuit;
c) in line with GB 14048.2-2008 insulated circuit breakers;
d) any product in accordance with IEC standards and GB 14048.1-2012 meet isolation requirements, and is defined in the product standard as appropriate
Motor load switches or inductive load applications other categories of electrical switches;
e) through a flexible cable power plug/socket combination;
f) vehicle battery power switch should meet the QC/T 427-2013 requirements of.
5.3.3 Technical Requirements
GB 5226.1-2008 5.3.3 shall comply with the provisions.
5.3.4 operating device
Power off operation of the switch means (such as a handle) should be easily accessible, easy to operate.
NOTE. GB 18209.3 gives the operator the required direction.
5.3.5 Exception circuit
The following circuit does not have to switch off after power cut.
--- Necessary lighting circuits;
--- Supply servicing tools and equipment (such as hand drills, test equipment) dedicated connection plug/socket circuits;
--- Only for a power failure when automatic tripping of the undervoltage protection circuit;
--- To meet the operational requirements should be kept powered device power circuit (such as temperature control measuring devices, processing the product is heated
, A program storage device);
--- Interlocking control circuit;
--- Safety instructions (as shown high LED) device power supply circuit.
But it is recommended to cut off the circuit with their own switch.
This is not through the power cutoff switch off the circuit should meet the following requirements.
--- Off switch near the power complying with the requirements of 16.1 GB 5226.1-2008 permanent warning signs;
--- The corresponding instructions in the maintenance manual, and should provide one or more of the following.
• complying with the requirements of 16.1 GB 5226.1-2008 permanent warning signs in the vicinity of each exception circuit; or
• make exceptions circuit isolated from other circuits;
• When the color-coded wires, should comply with the provisions of GB 5226.1-2008 in 13.2.4.
5.4 to prevent accidental starting off device
GB 5226.1-2008 5.3.3 shall comply with the provisions.
5.5 Disconnect electrical equipment devices
GB 5226.1-2008 5.3.3 shall comply with the provisions.
5.6 pairs of protection without permission, negligence and wrong connection
Shall comply with the provisions of 5.6 GB 5226.1-2008.
6 Protection against electric shock
Shall comply with GB 5226.1-2008 in Chapter 6.
7 protection of electrical equipment
7.1 Overview
Shall comply with the provisions of 7.1 GB 5226.1-2008.
7.2 overcurrent protection
7.2.1 Overview
Construction machinery current in the circuit, such as the current carrying capacity will exceed the rating or wire elements, the following shall be described through the current configuration
protection. Rating or entire use value, see 7.2.10.
7.2.2 Power Cord
Shall comply with the provisions in GB 5226.1-2008 7.2.2.
7.2.3 Power circuit
Shall comply with the provisions of GB 5226.1-2008 7.2.3.
7.2.4 control circuit
Shall comply with the provisions in GB 5226.1-2008 7.2.4.
7.2.5 and its associated socket wire
Shall comply with the provisions in GB 5226.1-2008 7.2.5.
7.2.6 lighting circuits
Shall comply with the provisions of 7.2.6 in GB 5226.1-2008.
7.2.7 Transformer
Shall comply with the provisions of 7.2.7 in GB 5226.1-2008.
7.2.8 Setting the overcurrent protection device
Except for over-current protection devices should be installed in a protected power supply wire is introduced at the meet the occasion of the following conditions should be used to install wire
Reducing the possibility of short-circuit means (for example a protective wire enclosure or channel).
--- Support line load-carrying capacity of not less than the required capacity;
--- Wire current-carrying capacity is reduced at the connection between the current through the wire length of the protective device at no more than 3m.
7.2.9 overcurrent protection device
Shall comply with the provisions of 7.2.9 in GB 5226.1-2008.
7.2.10 current protection device rating and setting values
Shall comply with the provisions in 7.2.10 of GB 5226.1-2008.
7.3 motor overheating protection
Shall comply with the provisions in 7.3 of GB 5226.1-2008.
7.4 Abnormal temperature protection
Shall comply with the provisions in 7.4 GB 5226.1-2008.
7.5 pairs of power interruptions or voltage drop subsequent recovery protection
Shall comply with the provisions in 7.5 of GB 5226.1-2008.
7.6 Motor overspeed protection
Shall comply with the provisions of 7.6 GB 5226.1-2008.
7.7 Ground fault/residual current protection
Shall comply with the provisions in 7.7 of GB 5226.1-2008.
7.8 Phase sequence protection
Shall comply with the provisions in 7.8 of GB 5226.1-2008.
7.9 lightning and switching surges caused by over-voltage protection
Lightning electromagnetic pulse (LEMP) endanger electrical and electronic systems, and should take precautions to avoid LEMP Construction Electro Mechanical
And electronic system failure.
Make permanent electrical and electronic equipment failure LEMP produced by the following factors.
--- By connecting wire transfer conduction and induced surge to the device;
--- Effects of radiated electromagnetic fields act directly on the device.
Basic protective measures against LEMP to be taken include.
--- Grounding and bonding;
--- Magnetic shielding and wiring;
--- Coordination of SPD protection.
Over-voltage and switching surges caused by LEMP effects available protection devices protection.
It should provide the occasion.
--- LEMP overvoltage suppressor should be connected to the power switch off lead-in terminals;
--- Switch over-voltage surge suppressors should be connected to all the requirements of this terminal protection equipment.
Lightning lightning risk assessment and measures, see Appendix B.
8 equipotential bonding
Shall comply with GB 5226.1-2008 in Chapter 8.
9 Control circuits and control functions
9.1 control circuit
Shall comply with the provisions in 9.1 of GB 5226.1-2008.
9.2 Control Function
9.2.1 Start function
Shall comply with the provisions in GB 5226.1-2008 9.2.1.
9.2.2 Stop function
Shall comply with the provisions in GB 5226.1-2008 9.2.2.
9.2.3 works
Shall comply with the provisions in GB 5226.1-2008 9.2.3.
Pause 9.2.4 security features and/or security measures
Shall comply with the provisions in GB 5226.1-2008 9.2.4.
9.2.5 Operation
9.2.5.1 Overview
Shall comply with the provisions in 9.2.5.1 of GB 5226.1-2008.
9.2.5.2 Start
Shall comply with the provisions in 9.2.5.2 of GB 5226.1-2008.
9.2.5.3 Stop
Shall comply with the provisions in 9.2.5.3 of GB 5226.1-2008.
9.2.5.4 emergency operation (emergency stop, emergency off)
Shall comply with the provisions in 9.2.5.4 of GB 5226.1-2008.
9.2.5.5 Command Action Monitoring
When construction machinery or construction machinery parts movement or action may lead to dangerous situations, which should be monitored movement or action, such as overtravel limit
System, motor overspeed detection, building mechanical overload detection or anti-collision devices and other devices. Recommendations if necessary, use the information to monitor recorder, etc.
Important process control data to be recorded (see GB 5226.1-2008 Appendix B).
9.2.6 Other control functions
Shall comply with the provisions of 9.2.6 in GB 5226.1-2008.
9.2.7 wireless control and data transmission
9.2.7.1 Overview
This section describes the construction machine control systems and other systems in the use of wireless technologies (such as radio, infrared, mobile communications networks, etc.) (eg
Operating station, monitoring center, etc.) the ability to transfer between the command and control signals.
Note. These applications and system integrity also applies to cable (coaxial cable, twisted pair, fiber optic cable), the use of the control function of serial data communication technology.
It should provide the means (such as an operation key switch, access code) to prevent the unauthorized use of the operating station.
Each operating station shall be equipped with a clear indication of its control machinery.
9.2.7.2 control restrictions
Measures should be taken to ensure the control instructions.
--- Only the intended use of the works of construction machinery;
--- Only the intended use of the feature to work;
--- Only work under the intended conditions.
Measures should be taken to prevent the construction machinery in response to other signals (such as anti-frequency interference signals, see JB/T 8437). Response should be expected
Using the operating station signals.
If necessary, should provide the means to enable the construction machinery in one or more regions or locations accepting an operation of the control station.
Measures ...
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