JB/T 10324-2002 General technical requirements for electrical equipment frames
Some standard content:
1CS31.240
Machinery Industry Standard of the People's Republic of China
JB/T 10324—2002
General technical specification for cabincts of clcetronic eguipmcnt2002-07-16issued
2002-12-01implemented
issued by the State Economic and Trade Commission of the People's Republic of ChinaForeword
2Core performance data
3Terms and definitions
4Models..
5Technical requirements...
.Terms of use...
5.2Structural requirements,
5.3Dimensions.
General tolerances
Design and manufacturing...
Protection grade
Electrical continuity..
Withstand suspension capacity.
Withstand stiffness capacity...|| tt||Capacity to withstand vibration and impact
6 Test methods
General inspection..
Dimensional dimensions and tolerances
Replacement assembly
Protection buffer
Measurement of connection resistance
Test bearing capacity...
Capacity to withstand vibration and impact
6.8 Test conditions
7.1 Test division
Type test
7.3 Test items
8 Marking, packaging, transportation and handling
8.1 Designation
8.3 Transportation
8.4 Initial storage
To 1 Machine resistance lifting testbZxz.net
JB/T10324—2002
1B/E103242002
Electromechanical measurement test
Machine moment vibration and acoustic shock test installation conditions list load distribution, table
Cabinet feature code:
External dimension limit deviation,
Table 3 from the public
Table 4 limit deviation of the original
Lifting test and degree test performance level.
Table 6 Table 7: Distribution of mechanical resistance and impact test performance levels in the standard. Test items. JB/T10324-2D02. Part 1: Mechanical enclosure. This standard refers to the test racks, enclosures and chassis of E61587-1 Electronic equipment structure - IEC60917 and C297. The format of this standard complies with the requirements of GR/T1.1 and GB/T1.3. This standard was also proposed by the China Machinery Industry Federation. This standard is under the jurisdiction of Beijing Electrical Engineering Institute of Shandong Machinery Industry Corporation. The drafting units of this standard are Beijing Electrical Technology and Economic Research Institute of Machinery Industry and Wuhan Tongyuan Electric Structure Co., Ltd. The drafters of this standard are Li Xiaosa, Chen Lianzhong and Lang Guo. 1 Scope General technical conditions for electrical equipment cabinets. IB/T10324—2002 This standard specifies the technical requirements, test methods, inspection rules and marking, packaging, transportation and other aspects of electrical equipment cabinets (hereinafter referred to as cabinets). This standard is applicable to cabinets made of profiles and base plates. 2 Normative referenced documents The provisions of the following documents become the provisions of this standard through reference in this standard. This is a dated reference document. All subsequent amendments (excluding current errors) or revisions shall apply to this standard. However, all parties who have reached an agreement based on this standard shall notify and use the latest version of this document. For any undated reference document, the latest version is the applicable main standard, GB4208-1993 Enclosure protection grade (P code) (eqVECG0529:1989) GBT8582-2000 Electrical and electronic equipment mechanical structure terminology GB/ T[5[39—1994 General technical requirements for electrical equipment structure BT18663.1-2002 Test of special structures of broadcasting equipment C6917 and TC60297 Part 1: Climate, speed tests and safety requirements for machine housing, machine installation, broadcasting box and cabinet [EC60068-2-6:1995 Environmental testing Part 2: Tests, Test Fc: Noise 4 Sine 3 Terms and definitions
The terms and definitions established in GB/T8582 shall apply to the following standards. 4 Models
Models are as follows:
Cabinet return certificate collection code (the return enterprise stipulates it by itself, the height and width of the construction cabinet is expressed or the type guide of the typical product is expressed
Machine drag feature code (select according to Table 1)
Cabinet feature code
User indicates the profile of the purchased parts is closed type
A, to indicate type
K indicates the profile of the parts is open type
Ugly, D, 5 indicates type
Indicates the average rack parts
To indicate the square bend of the material
Piece certificate rejection height Width and depth are expressed as follows: FA--220806 one/two, 22 means the height of the machine bottle is 2200mm, 08 means the machine push width is r80mm, J6 means the cabinet depth is 600rm, and the user interface product type is expressed as follows: IFAGCCK: IB/T103242002
5 Technical requirements
5.1 Conditions of use
5.1.1 Normal conditions of use
5.1.1.1 The ambient air temperature does not exceed +55, and the average temperature within 24h does not exceed +35: the ambient air temperature 5.1.1.2 Air condition: clean air, relative humidity 20%-80%, no condensation. 5.1.1.3 The machine is designed for indoor installation, and the installation environment should be clean, without conductive, explosive, strong vibration and impact. 5.1.2 Special use conditions
Parts that do not meet the requirements of 5.1.1 are special use parts. The user should inform the manufacturer when ordering and resolve them as soon as possible. 5.2 Structural requirements
5.2.1 The machine should be made of materials that can withstand certain external stress, electrical stress and thermal stress. The cabinet should be made of anti-corrosion materials or covered with anti-stepping layer. The structure of the cabinet should be safe, easy to operate and easy to repair. 5.2.2 External light, the upper and lower components and independent parts should have sufficient mechanical strength to withstand the light encountered during use:
52.3 The door should be flexible: the opening angle should not be less than 90″ 5.2.4 When the cabinet is opened and closed, the machine connection should be reliable, and the connecting parts and fasteners should not be loose. 5.3 Dimensions
The following dimensions are recommended:
5.3.1 Height dimension series
1600muu, 1800m2000rum, 2200mm.5.3.2 Width dimension series
xhmm, 600mm, 800mm.1um, 1200mm:5.3.3 Depth dimension series
00mm, R00mm.100mm, 12Khmm.
General tolerance
5.4.1 The limit deviation of the cabinet dimensions shall comply with the provisions of Table 2. Table 2 Limit deviation of dimensions
Unit: oum
|Basic size
1300~-200
2200--2500
Public level
5.4.2 The straightness tolerance of the cabinet surface to the bottom shall comply with the provisions of Table 3. |Basic size
Table 3 Verticality tolerance
2-10)·100K)
JB/T10324—20D2
Single busy:
5.4.3 The cabinet surface structure shall be uniform between (door and door, door and etc.): the same space or parallel space (space with similar dimensions) formed shall be parallel, and its limit difference shall comply with the provisions of Table 4. Table 4 Limit deviation of gap
Unit: m
Parallel space
5.4.4 The tolerance of flatness of panels and cut-out doors in any square meter is 3mr (to meet this requirement, it is allowed to weld three plates, support plates, reinforcement ribs and other structural parts inside the door or the front panel without affecting the performance) 5.5 Appearance
5.5.T The appearance of the machine model and various structural parts shall not have obvious unevenness or machine marks, and there shall be no serious burrs, 5.5.2 The coating shall have good strength, the surface color shall be uniform, the finish shall be smooth, and there shall be no marks and obvious impurities after finishing. 5.5.3 The metal parts shall not have any peeling, blackening and delamination.G Design and manufacturing
When designing and manufacturing the machine, it should be ensured that there is good electrical connection and insulation resistance. The same type, size and product can be replaced
5.7 Protection level
The protection level of the machine shell should be selected according to the installation environment and use conditions in accordance with GB4208. If there are no requirements, the recommended insulation level is at least IP20.
5.8 Electrical continuity
The metal parts of the cabinet and the cabinet should be electrically connected: At the same time, in order to ensure reliable connection, the requirements or measures on the structure should be met. The terminal should be It is thick, and the electrical limit value between it and the life member exceeds 0.1 (5.9 Capacity to withstand lifting
The cabinet should be designed with a fixed installation lead that can be required according to the size of the load-bearing capacity. Or the corresponding specifications) Report new Figure 1: According to the table rotten energy level selection for lifting or testing: After the cabinet is tested, it is not allowed to have any deformation or damage of the components that affect the distribution or kinetic energy, and the continuity of the electricity meets the requirements of 5.5.10 Capacity to withstand rigid magic
The cabinet should have a certain rigidity. According to Figure 2, select the energy level of Table 5 to conduct a rigid test. After the cabinet is tested, it is not allowed to have any deformation or damage of the components that affect the distribution or kinetic energy, and the continuity of the electricity meets the requirements of 5.8.5.11 Capacity to withstand vibration and impact
The cabinet should be able to withstand vibration and impact and have a certain ability to withstand vibration and impact. Report must be shown in Figure 3, select the performance level according to Table 6 for vibration and impact test. After the test, the parts that do not affect the coordination or function must be deformed or damaged, and the electrical continuity meets the requirements of 53. 6 Testing methods
6.1 General inspection
a? Check whether the door switch is flexible. It should meet the requirements of 5.2.3. Check whether the parts or components are loose and loose. Check whether the connectors and fasteners are loose and fall off. It should meet the requirements of 5.2.4. b) Use the daily measurement method to check the appearance and form of the cabinet. >|tt||JE/E10324-2D02
62 Overall dimensions and general expenses
e.2.1 Use a tape measure (300mm, reading 0.1mm) to measure the overall dimensions of the cabinet, and measure the front, rear width, and depth of both sides in the front, rear, middle and lower parts of the cabinet. The measurement results shall comply with the provisions of 5.4.1. 8.2.2 Dismantle the magnetic measuring machine and place it vertically on platform E. Use a 90° ruler (100a4n, 3-pole accuracy) to measure the front and rear doors and the middle parts of the left and right stereotypes. Use an ink ruler (level 2 accuracy) to measure the gap value between the ruler and the drum. The limit deviation shall comply with the provisions of 5.4.2. 6.2.3 Use a shooting ruler and a vernier height gauge (1000mm, reading value 0.02mm) to measure the same gap between doors and doors, doors and frames, or the maximum deviation of parallelism. The value shall comply with the provisions of 5.4.3. 6.2.4 Place the cabinet to be tested on a single platform, with a small-diameter ruler of 1600 mm and a reading value of 0.02 mm, and measure the surface of the test plate with a ruler at multiple points. The maximum value of the measured value shall comply with the provisions of 5.4.4 and 3. Interchangeable assembly
Take the same model and specification of the sample, and replace the high-quality components without replacing the components. The test shall meet the requirements of 5.6. 6.4 Protection level
According to the protection level selected by the certificate, the test shall be carried out according to the requirements of G420, and the piece shall meet its requirements. 6.5 Connection resistance measurement
Use the resistance method to measure the maximum connection resistance between the metal component and the connection tape, which should meet the requirements of 5.8 (the test device should provide at least 0A of resistance)
6.6 Test product bearing capacity
In this case, install the test cabinet on the ground with a bolt, and do not move the internal static load. Apply a force of not less than 1N at the flow head. Repeat the lifting twice. After the test, it should comply with the provisions of 5.9: 6. Test bearing capacity
Change Figure 2. Fix the test machine to the ground through the mounting hole. Do not load the machine internally. Add a test point z on each side of the machine. They are distributed in the shaded area of the figure. Take the force according to Table 5 according to the performance equivalent. The duration of the test is less than min. After the test, it should comply with the provisions of 5.10.
Lifting product placement
P, three properties
Length product loading
Figure 1 Cabinet lifting test
Machine point machine
Environment 2 Cabinet brushing test
Performance level
Degradation 5 Lifting test and stiffness test Performance level Chlorine fixed load kg
Calculation 1, Yan fixed or load refers to the machine work near the fixed bearing test force, Note 2: Performance level root refers to the self-selected H18663.1 standard 6.8 Test vibration and impact resistance
Product test, N
12:009
JE/T10324—2002
Type test device see wind 3, standard rejection in the distribution table 7. Performance level see Table 6. The sample cabinet is vertically fixed to the vibration table through the reserved anchor screws, so that the working conditions supported by the bottom mechanism can be implemented. Test conditions: rated frequency/mm, test range: -YZ (selected as industry distribution, continuous cycle for each axis: 10 cycles, vibration frequency: 5H2100H, test rate: 1%, and current test coefficient: 4, increase the current test coefficient to 7-9, and last for at least 10 mir. Test method: 60068-2-6 specified test method: after test, it meets the requirements of 5.11. Table 6 Cabinet vibration and impact test performance level
Application occasions
Will be low strength decision gear and grease or factory and office
Same DLA etc. subject to constant dynamic
and external impact according to accuracy, such as the signal equipment and the public, after the air flow is blown, the machine foundation
vibration test! Normal wave?
Regular frequency pivot
9 - 10
9--100
Calibration engineer
Number of load distribution in cabinet
300 (20mm full)
250 (25mz)
Sensitive support core M4
Impact test total wave: only
3 Cabinet vibration and impact test safety conditions and load distribution duration
Total servo
JH/T10324—2002
Technical control test rules
7.1 Inspection classification
The test for cabinet performance includes type test and delivery test. 72 Type test
Products that have undergone type test are the quality of factory inspection. Products that meet one of the following conditions need to undergo type inspection: Finalization of new products or transfer of old products to another factory. After finalization, the structure, materials or process have changed significantly, which may affect the product performance. After long-term production (more than 1 year), during production. The national quality supervision agency shall designate the inspection to be carried out. 7.3 Inspection items Factory inspection and type test. 8 Inspection items Item name General inspection Dimensions and general tolerance Interchangeability Interconnection fluid Electrical continuity Withstand rejection capability Horizontal stiffness capacity
Point disassembly and impact capacity
Note: The table indicates the type of test to be carried out. 8 Marking, packaging, transportation and storage
8.1 Marking
Mark the product model and manufacturer's name at the appropriate position of the product: 8.2 Packaging
Type identification
Technical requirements
5.2.3.5.2.1.5.5
5.3, 5.4
Testing method
The cabinet after the inspection shall be dust-proofed and cleaned before packaging, and a dustproof sheet shall be added. The packaging box shall be accompanied by the product factory certificate, installation instructions and installation instructions. New clean sheet. The packaging shall have obvious words and logos, and its contents include; product name and model;
Manufacturer name:
Product digital display;
Packing box size:
Gross weight and net weight:
Product unit and address:
2) Collection unit and address
Letter: The user has special requirements for product packaging, and the supply and demand parties negotiate and agree 8.3 Transportation
After the cabinet is packed, it should be able to ensure that it will not be damaged under the conditions of extended transportation.
JBrT10324—2002
The cabinet should be stored in a warehouse without corrosive gas and harmful gas, and it is not allowed to be placed in the open air. If there are no other regulations, the annual accuracy range of transportation is between 25%-155℃, and it can reach +70 during the service life.3 Transportation
After the cabinet is packed, it should be guaranteed that it will not be damaged under the conditions of extended transportation. 4 Storage
JBrT10324—2002
The cabinet should be stored in a warehouse without 1 coal and ventilation of corrosive and harmful gases. It is not allowed to be placed in the open air. If there are no other regulations, the annual accuracy range of transportation is between 25%-155℃, and it can reach +70℃ during the service life.
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