JT/T 1030-2016 PDF English
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JT/T 1030-2016: Bus Electromagnetic Glass Breaker---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/JTT1030-2016
JT
TRANSPORTATION INDUSTRY STANDARD
ICS 43.080.20
T 42
Record No..
Bus Electromagnetic Glass Breaker
Issued on. FEBRUARY 02, 2016
Implemented on. APRIL 10, 2016
Issued by. Ministry of Transport of the People’s Republic of China
Table of Contents
Foreword... 3
1 Scope... 4
2 Normative References... 4
3 Terms and Definitions... 5
4 Technical Requirements... 5
5 Test Methods... 9
6 Inspection Rules... 12
7 Marking, Package, Transportation and Storage... 13
Foreword
This Standard was drafted as per the rules specified in GB/T 1.1-2009.
This Standard was proposed by the Science and Technology Department of MOT.
This Standard shall be under the jurisdiction of Bus Subcommittee of the National
Technical Committee for Standardization of Automobile (SAC/TC 114/SC22).
Drafting organizations of this Standard. Xiamen King Long United Automotive Industry
Co., Ltd.; Xiamen Zhisheng Industrial and Trading Co., Ltd.; Jinhua Youngman
Automobile Manufacturing Co., Ltd.; Xiamen Golden Dragon Bus Co., Ltd.; China
Road Vehicles Machinery Co., Ltd.; Zhengzhou Yutong Bus Co., Ltd.; National Quality
Control & Inspection Center for Buses; CNBCC Automobile Spare Part (Xiamen) Co.,
Ltd.; Wuxi Hongyu Automobile Fittings Manufacturing Co., Ltd.; and Wuxi Hongri
Electromechanical Technology Co., Ltd.
Chief drafting staffs of this Standard. Tian Huihui, Zhao Xiansen, Luo Ruihua, Zhan
Hongwen, Jiang Aiping, Shi Changxun, Diao Wei, Pei Zhihao, Liang Shen, Mao Xingzi,
Xiong Xiaoxin, Wang Yufeng, and Pu Hongshi.
Bus Electromagnetic Glass Breaker
1 Scope
This Standard specifies the technical requirements, test methods, inspection rules,
marking, package, transportation and storage of bus electromagnetic glass breaker.
This Standard is applicable to the bus electromagnetic glass breaker, which breaks the
bus emergency window tempered glass with thickness no greater than 5mm.
2 Normative References
The following documents are essential to the application of this document. For the
dated documents, only the versions with the dates indicated are applicable to this
document; for the undated documents, only the latest version (including all the
amendments) are applicable to this document.
GB/T 191 Packaging - Pictorial Marking for Handling of Goods
GB/T 2423.1 Environmental Testing for Electric and Electronic and Electronic
Products - Part 2.Test Methods - Tests A. Cold
GB/T 2423.2 Environmental Testing - Part 2.Test Methods - Tests B. Dry Heat
GB/T 2423.17 Basic Environmental Testing Procedures for Electric and Electronic
Products Test Ka. Salt Mist
GB/T 2829 Sampling Procedures and Tables for Periodic Inspection by Attributes
(Apply to Inspection of Stability for Productive Process)
GB/T 3785.1 Electroacoustics - Sound Level Meters - Part 1.Specifications
GB 7258 Safety Specifications for Power-Driven Vehicles Operating on Roads
GB 9656 Safety Glazing Materials for Road Vehicles
GB/T 15173 Electroacoustics - Sound Calibrators
GB/T 18655 Vehicles Boats and Internal Combustion Engines - Radio Disturbance
Characteristics – Limits and Methods of Measurement for the Protection of on-
Board Receivers
3 Terms and Definitions
For the purposes of this document, the following terms and definitions apply.
3.1 Bus electromagnetic glass breaker
A device that applies the principle of electromagnetic induction, the electromagnetic
force generated by the electromagnetic coil after energization to push the impact head
of the movable iron core in the coil to break the tempered glass of the bus emergency
window. Generally, it consists of the impact head, electromagnetic coil, casing, control
switch, manual breaking mechanism of the window, etc.
4 Technical Requirements
4.1 General requirements
4.1.1 The nominal voltage of the bus electromagnetic glass breaker (hereinafter
referred to as “product”) is 12V or 24V; when it is 12V, the working voltage range is
9V~16V; when it is 24V, the working voltage range is 18V~32V.
4.1.5 After the product is power on, start the control switch; the tempered glass of the
car emergency window shall be broken within 1s effectively.
4.1.6 In addition to the corresponding electromagnetic glass breaking function, the
product shall also have the manual glass breaking function, which shall be used
repeatedly. The product’s manual glass breaker is equipped with alarm device; when
starting the manual glass breaking function, the alarm device shall sound an alarm.
4.1.7 After the product breaks the glass, the product impact head shall be free of
deformation or falling off; there is no crack or looseness at each joint of the casing.
4.2 Control switch
4.2.1 The control switch shall be installed in a position that is easy for the driver of the
vehicle to handle; and shall have an operational icon prompt.
4.3 Product installation
4.3.1 The product impact head axis shall be perpendicular to the window glass plane.
The product shall be installed on the column or beam of the bus emergency window;
the installation height shall be within the range of 1000mm~1700mm above the bus
floor.
4.4 Flame resistance
The flame resistance of the non-metallic materials in product shall conform to the
provisions of GB 7258.
4.5 Product protection performance
The product protection performance shall meet the requirements of 3.6 in QC/T 413-
2002.
4.6 Product resistance to abnormal power supply voltage
4.7 Product insulation withstand voltage performance
The product insulation withstand voltage performance shall meet the requirements of
4.1.1 in GB/T 28046.2-2011.
4.8 Product electromagnetic compatibility
4.8.1 Electromagnetic immunity
The product electromagnetic immunity shall meet the requirements of 3.9 in QC/T 413-
2002.
4.8.2 Electromagnetic disturbance
The product electromagnetic disturbance shall conform to the provisions of GB 18655.
4.9 Product temperature resistance
4.12 Product resistance to salt spray
The product shall take the test on resistance to salt spray as per the requirements of
GB/T 2423.17; the duration of the test shall be at least 96h. After the test on resistance
to salt spray of the product, the product function shall meet the requirements for Class-
C defined in GB/T 28046.1-2011.
4.14 Product life
4.14.1 The requirements for product life are as follows.
4.15 Product noise
When the product works, the maximum noise generated by itself and measured at
1.2m away from the product shall not exceed 86dB(A).
5 Test Methods
5.1 Window breaking test
5.1.1 Electromagnetic glass break
5.1.2 Manual glass breaking
5.1.2.1 Production of test device. select the area at least 4.0×105mm2 (such area can
embed a rectangle of 500mm×700mm); tempered glass with thickness of 5mm
meeting the requirements of GB 9656; fix the glass on the window frame by the actual
(simulate the actual) loading state.
5.1.2.2 Install the product on the test device; the installation shall meet the
requirements of 4.3.
5.1.2.3 Close the control switch; unplug the manual fuse pin; start the manual window
handle of the product.
5.2.2 Measuring instrument. the sound level meter for measurement shall meet the
requirements of Class-1 sound level meter specified in GB/T 3785.1; use the “A”
frequency weighting characteristic and the “F” time weighting characteristic for
measurement; before and after the measurement, the sound level meter shall be
calibrated according to the manufacturer’s specifications using a Class-1 sound level
calibrator in accordance with GB/T 15173.
5.2.5 Result record. record the maximum sound level of the sound level meter when
each measurement is performed; take the maximum value of the 3 measurement
results as the measured sound level.
5.2.6 Correction of measurement results. the measurement results shall correct the
measured sound level according to the magnitude of the background noise; the
measured sound level shall be subtracted from the correction value specified in Table
4; the obtained result is the noise value of the sample.
6 Inspection Rules
6.1 Inspection classification
The product inspection includes the exit-factory inspection and type inspection.
6.2 Exit-factory inspection
6.3 Type inspection
6.3.1 In one of the following cases, the type inspection shall be carried out.
6.3.2 The sample of the type inspection shall be carried out according to the secondary
sampling method stipulated in GB/T 2829.It shall be taken from the batch that is
qualified in the exit-factory inspection; inspect according to the type inspection items
in Table 5.
7 Marking, Package, Transportation and Storage
7.1 Mark
Each product shall be marked in the obvious positions as follows.
7.2 Package
7.2.1 The product shall be firmly packaged; and protected from shock, moisture and
dust.
7.2.3 The package box shall have the pictorial signs or text warnings against the
pressure, rain, chemical corrosion, etc.; and conform to the relevant provisions of GB/T
191.
7.3 Transportation
During the transportation process, rain-proof measures shall be taken; avoid the sun
exposure and avoid strong impact and collision.
7.4 Storage
The product shall be stored in a dry, ventilated, hazardous-gas-free warehouse; and
shall not be stored together with the chemicals that are prone to corrosion.
JT/T 1030-2016
JT
TRANSPORTATION INDUSTRY STANDARD
ICS 43.080.20
T 42
Record No..
Bus Electromagnetic Glass Breaker
Issued on. FEBRUARY 02, 2016
Implemented on. APRIL 10, 2016
Issued by. Ministry of Transport of the People’s Republic of China
Table of Contents
Foreword... 3
1 Scope... 4
2 Normative References... 4
3 Terms and Definitions... 5
4 Technical Requirements... 5
5 Test Methods... 9
6 Inspection Rules... 12
7 Marking, Package, Transportation and Storage... 13
Foreword
This Standard was drafted as per the rules specified in GB/T 1.1-2009.
This Standard was proposed by the Science and Technology Department of MOT.
This Standard shall be under the jurisdiction of Bus Subcommittee of the National
Technical Committee for Standardization of Automobile (SAC/TC 114/SC22).
Drafting organizations of this Standard. Xiamen King Long United Automotive Industry
Co., Ltd.; Xiamen Zhisheng Industrial and Trading Co., Ltd.; Jinhua Youngman
Automobile Manufacturing Co., Ltd.; Xiamen Golden Dragon Bus Co., Ltd.; China
Road Vehicles Machinery Co., Ltd.; Zhengzhou Yutong Bus Co., Ltd.; National Quality
Control & Inspection Center for Buses; CNBCC Automobile Spare Part (Xiamen) Co.,
Ltd.; Wuxi Hongyu Automobile Fittings Manufacturing Co., Ltd.; and Wuxi Hongri
Electromechanical Technology Co., Ltd.
Chief drafting staffs of this Standard. Tian Huihui, Zhao Xiansen, Luo Ruihua, Zhan
Hongwen, Jiang Aiping, Shi Changxun, Diao Wei, Pei Zhihao, Liang Shen, Mao Xingzi,
Xiong Xiaoxin, Wang Yufeng, and Pu Hongshi.
Bus Electromagnetic Glass Breaker
1 Scope
This Standard specifies the technical requirements, test methods, inspection rules,
marking, package, transportation and storage of bus electromagnetic glass breaker.
This Standard is applicable to the bus electromagnetic glass breaker, which breaks the
bus emergency window tempered glass with thickness no greater than 5mm.
2 Normative References
The following documents are essential to the application of this document. For the
dated documents, only the versions with the dates indicated are applicable to this
document; for the undated documents, only the latest version (including all the
amendments) are applicable to this document.
GB/T 191 Packaging - Pictorial Marking for Handling of Goods
GB/T 2423.1 Environmental Testing for Electric and Electronic and Electronic
Products - Part 2.Test Methods - Tests A. Cold
GB/T 2423.2 Environmental Testing - Part 2.Test Methods - Tests B. Dry Heat
GB/T 2423.17 Basic Environmental Testing Procedures for Electric and Electronic
Products Test Ka. Salt Mist
GB/T 2829 Sampling Procedures and Tables for Periodic Inspection by Attributes
(Apply to Inspection of Stability for Productive Process)
GB/T 3785.1 Electroacoustics - Sound Level Meters - Part 1.Specifications
GB 7258 Safety Specifications for Power-Driven Vehicles Operating on Roads
GB 9656 Safety Glazing Materials for Road Vehicles
GB/T 15173 Electroacoustics - Sound Calibrators
GB/T 18655 Vehicles Boats and Internal Combustion Engines - Radio Disturbance
Characteristics – Limits and Methods of Measurement for the Protection of on-
Board Receivers
3 Terms and Definitions
For the purposes of this document, the following terms and definitions apply.
3.1 Bus electromagnetic glass breaker
A device that applies the principle of electromagnetic induction, the electromagnetic
force generated by the electromagnetic coil after energization to push the impact head
of the movable iron core in the coil to break the tempered glass of the bus emergency
window. Generally, it consists of the impact head, electromagnetic coil, casing, control
switch, manual breaking mechanism of the window, etc.
4 Technical Requirements
4.1 General requirements
4.1.1 The nominal voltage of the bus electromagnetic glass breaker (hereinafter
referred to as “product”) is 12V or 24V; when it is 12V, the working voltage range is
9V~16V; when it is 24V, the working voltage range is 18V~32V.
4.1.5 After the product is power on, start the control switch; the tempered glass of the
car emergency window shall be broken within 1s effectively.
4.1.6 In addition to the corresponding electromagnetic glass breaking function, the
product shall also have the manual glass breaking function, which shall be used
repeatedly. The product’s manual glass breaker is equipped with alarm device; when
starting the manual glass breaking function, the alarm device shall sound an alarm.
4.1.7 After the product breaks the glass, the product impact head shall be free of
deformation or falling off; there is no crack or looseness at each joint of the casing.
4.2 Control switch
4.2.1 The control switch shall be installed in a position that is easy for the driver of the
vehicle to handle; and shall have an operational icon prompt.
4.3 Product installation
4.3.1 The product impact head axis shall be perpendicular to the window glass plane.
The product shall be installed on the column or beam of the bus emergency window;
the installation height shall be within the range of 1000mm~1700mm above the bus
floor.
4.4 Flame resistance
The flame resistance of the non-metallic materials in product shall conform to the
provisions of GB 7258.
4.5 Product protection performance
The product protection performance shall meet the requirements of 3.6 in QC/T 413-
2002.
4.6 Product resistance to abnormal power supply voltage
4.7 Product insulation withstand voltage performance
The product insulation withstand voltage performance shall meet the requirements of
4.1.1 in GB/T 28046.2-2011.
4.8 Product electromagnetic compatibility
4.8.1 Electromagnetic immunity
The product electromagnetic immunity shall meet the requirements of 3.9 in QC/T 413-
2002.
4.8.2 Electromagnetic disturbance
The product electromagnetic disturbance shall conform to the provisions of GB 18655.
4.9 Product temperature resistance
4.12 Product resistance to salt spray
The product shall take the test on resistance to salt spray as per the requirements of
GB/T 2423.17; the duration of the test shall be at least 96h. After the test on resistance
to salt spray of the product, the product function shall meet the requirements for Class-
C defined in GB/T 28046.1-2011.
4.14 Product life
4.14.1 The requirements for product life are as follows.
4.15 Product noise
When the product works, the maximum noise generated by itself and measured at
1.2m away from the product shall not exceed 86dB(A).
5 Test Methods
5.1 Window breaking test
5.1.1 Electromagnetic glass break
5.1.2 Manual glass breaking
5.1.2.1 Production of test device. select the area at least 4.0×105mm2 (such area can
embed a rectangle of 500mm×700mm); tempered glass with thickness of 5mm
meeting the requirements of GB 9656; fix the glass on the window frame by the actual
(simulate the actual) loading state.
5.1.2.2 Install the product on the test device; the installation shall meet the
requirements of 4.3.
5.1.2.3 Close the control switch; unplug the manual fuse pin; start the manual window
handle of the product.
5.2.2 Measuring instrument. the sound level meter for measurement shall meet the
requirements of Class-1 sound level meter specified in GB/T 3785.1; use the “A”
frequency weighting characteristic and the “F” time weighting characteristic for
measurement; before and after the measurement, the sound level meter shall be
calibrated according to the manufacturer’s specifications using a Class-1 sound level
calibrator in accordance with GB/T 15173.
5.2.5 Result record. record the maximum sound level of the sound level meter when
each measurement is performed; take the maximum value of the 3 measurement
results as the measured sound level.
5.2.6 Correction of measurement results. the measurement results shall correct the
measured sound level according to the magnitude of the background noise; the
measured sound level shall be subtracted from the correction value specified in Table
4; the obtained result is the noise value of the sample.
6 Inspection Rules
6.1 Inspection classification
The product inspection includes the exit-factory inspection and type inspection.
6.2 Exit-factory inspection
6.3 Type inspection
6.3.1 In one of the following cases, the type inspection shall be carried out.
6.3.2 The sample of the type inspection shall be carried out according to the secondary
sampling method stipulated in GB/T 2829.It shall be taken from the batch that is
qualified in the exit-factory inspection; inspect according to the type inspection items
in Table 5.
7 Marking, Package, Transportation and Storage
7.1 Mark
Each product shall be marked in the obvious positions as follows.
7.2 Package
7.2.1 The product shall be firmly packaged; and protected from shock, moisture and
dust.
7.2.3 The package box shall have the pictorial signs or text warnings against the
pressure, rain, chemical corrosion, etc.; and conform to the relevant provisions of GB/T
191.
7.3 Transportation
During the transportation process, rain-proof measures shall be taken; avoid the sun
exposure and avoid strong impact and collision.
7.4 Storage
The product shall be stored in a dry, ventilated, hazardous-gas-free warehouse; and
shall not be stored together with the chemicals that are prone to corrosion.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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