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NB/T 10293-2019 English PDF

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NB/T 10293-2019: (Family information access box)
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PDF similar to NB/T 10293-2019


Standard similar to NB/T 10293-2019

GB/T 20138   GB/T 4343.2   NB/T 10294   NB/T 10287   

Basic data

Standard ID NB/T 10293-2019 (NB/T10293-2019)
Description (Translated English) (Family information access box)
Sector / Industry Energy Industry Standard (Recommended)
Classification of Chinese Standard K65
Classification of International Standard 29.120.10
Word Count Estimation 18,195
Date of Issue 2019-11-04
Date of Implementation 2020-05-01
Issuing agency(ies) National Energy Administration

NB/T 10293-2019: (Family information access box)

---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.
ICS 29.120.10 K 65 NB Energy Industry Standards of the People's Republic of China Family Information Access Box 2019-11-04 released 2020-05-01 implementation Issued by National Energy Administration

Table of contents

Foreword...II 1 Scope...1 2 Normative references...1 3 Definitions and terms...1 4 Product classification and model...2 5 Requirements...3 6 Test method...8 Appendix A (informative appendix) Information access to the preferred size of the bottom shell...13 Figure 1 Box model composition diagram...3 Figure 2 Module model composition diagram...3 Figure A.1 Schematic diagram of box bottom shell size...14 Table 1 Electrical performance of voice/data module (20 ℃)...5 Table 2 Mechanical and physical properties of voice/data module (20 ℃)...5 Table 3 Transmission performance parameters between network switch and router LAN port (100 Mb)...5 Table 4 Forwarding performance parameters between router WAN-LAN ports (100 Mb)...6 Table 5 Performance Parameters of TV Distributor...7 Table 6 TV amplifier performance parameters...7 Table A.1 The preferred dimensions of the bottom shell of the non-optical fiber box...13 Table A.2 The preferred size of the bottom shell of the fiber optic box...13

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed by China Electrical Equipment Industry Association. This standard is under the jurisdiction of the National Electrical Accessories Standardization Technical Committee (SAC/TC 67). Drafting organizations of this standard. Hangzhou Hongyan Electric Co., Ltd., Weikai Certification and Testing Co., Ltd., Zhejiang Chint Construction Electric Co., Ltd., Jiangxi Midea Guiya Lighting Co., Ltd., Feidiao Electric Group Co., Ltd., Nanjing Putian Tianji Building Intelligence Co., Ltd., Shenzhen Zhongance Standard Technology Co., Ltd., China National Electrical Equipment Research Institute Co., Ltd., Zhongshan Hengyiying Industrial Co., Ltd., Wenzhou Laiyier Electric Limited company. The main drafters of this standard. Yu Jinsheng, Cai Jun, Shi Yong, Wang He, Wang Congcong, Zhao Chengfeng, Zhang Yi, Li Xiqin, Li Dajian, Guo Qing Meng, Wu Jian, Ye Xinsheng, Lin Qide. Family Information Access Box

1 Scope

This standard specifies the classification, technical requirements and test methods of household information access boxes. This standard applies to the connection, distribution and processing of voice, data, image and other signals in the wiring system of homes and similar places. Information access box.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document. For undated references, the latest version (including all amendments) applies to this document. GB/T 2099.7 Household and similar plugs and sockets Part 2-7.Special requirements for extension cords and sockets GB/T 2408-2008 Determination of the combustion properties of plastics by horizontal and vertical methods GB/T 2423.1 Environmental testing of electrical and electronic products Part 2.Test methods Test A. Low temperature GB/T 2423.2 Environmental testing of electrical and electronic products Part 2.Test method Test B. High temperature GB/T 2423.3 Environmental Test Part 2.Test Method Test Cab. Constant Damp Heat Test GB/T 2423.10 Environmental testing of electric and electronic products Part 2.Test method Test Fc. Vibration (sinusoidal) GB/T 4208-2017 Enclosure protection grade (IP code) GB/T 5095.2-1997 Basic test procedures and measurement methods for electromechanical components for electronic equipment Part 2.General inspection, electrical connection Continuity and contact resistance test, insulation test and voltage stress test GB/T 11318.1-1996 Cable distribution system equipment and components for television and sound signals Part 1.General specifications GB/T 14714-2008 General specification for switching power supplies for microcomputer system equipment GY/T 137-1999 The technical conditions and measurement methods of splitter and distributor (5～1 000 MHz) for cable television system YD/T 638.15 Data communication equipment model naming method YD/T 926.3-2009 Building Communication Integrated Wiring System Part 3.Technical Requirements for Connecting Hardware and Patch Cord Technical specification for YD/T 987 ST/PC single-mode fiber optic cable movable connector YD/T 1098-2009 Router Equipment Test Method Edge Router YD/T 1117 All-optical branch device technical conditions Technical requirements for YD/T 1200 MU single-mode fiber optic connector YD/T 1272.1 Optical fiber movable connector part 1.LC type YD/T 1272.2 Optical fiber movable connector part 2.MT-RJ type YD/T 1272.3 Optical fiber movable connector Part 3.SC type YD/T 1272.4 Optical fiber movable connector part 4.FC type SJ/T 11363 Limit requirements for toxic and hazardous substances in electronic information products SJ/T 11365 Inspection methods for toxic and hazardous substances in electronic information products

3 Definitions and terms

The following terms and definitions apply to this document. 3.1 Information access box It is mainly composed of an information access box and functional modules installed in the box. It is used for the distribution and connection of weak current signals in indoor environments such as homes. Combined equipment for continuation and processing. 3.2 Information access enclosure Information access enclosure A cabinet for installing active/passive function modules, fiber optic warehouses and other equipment. Note. Referred to as box body. 3.3 Active function module A power supply is required to realize the distribution and processing of voice, data, TV or other weak current signals, and meet the specified type and size of the module Piece. 3.4 Passive function module Do not need power supply, used to realize the distribution and connection of voice, data, TV or other weak current signals, conforming to the specified type and size Module. 3.5 Optical fiber cabin Used to protect and fix the structural parts of fiber fusion splicing equipment and optical network equipment. 3.6 Power adapter module A power conversion module conforming to the specified type and size for power supply of active modules.

4 Product classification and model

4.1 Product Classification In general, information access boxes can be classified as follows. --According to the installation method, it can be divided into embedded, wall-mounted, and floor-standing. --According to whether the optical fiber can be connected, it can be divided into optical fiber information access box and ordinary information access box. 4.2 Product model The family information access box is named according to the method in YD/T 638.15, and the model is composed of four parts. professional code, main name code, classification, and specification The naming rule of the cabinet is shown in Figure 1; the naming rule of the module is shown in Figure 2.

5 requirements

5.1 Environmental conditions Working temperature. (0～40)℃; Relative humidity. ≤85% (at 30 ℃); Atmospheric pressure. (86～106)kPa. 5.2 Logo Product marks and logos The information access box and the functional module should have the manufacturer's name or trademark or identification mark. The functional module should have product model and functional interface symbol identification, and the identification should be complete, correct, clear and firm. Ground sign The ground connection point of the cabinet should have a clear grounding mark, and it is recommended to use a grounding symbol. 5.3 Cabinet Box bottom shell size For the size of the bottom shell of the cabinet, please refer to the series collocation in Appendix A first, so that the proportion of the cabinet size is coordinated. If you do not refer to the size selection in Appendix A If you choose, you should try to use an integer size. Box structure The cabinet should have a firm structure, and the overall assembly should be consistent and interchangeable. The exposed and operating parts must not have acute angles smaller than R2.Fasten The connection of the pieces is firm, reliable, without looseness. The box should provide space for installing modules and fixed slots, and provide a fixing and cable management mechanism for access cables. And ensure that all exterior installations It is easy to disassemble and assemble, and it is firmly fixed. The box with the ability to place optical fiber equipment should also have space for placing the optical fiber warehouse, and provide reliable fixation and protection for the connected optical cable. When the optical fiber is placed inside the box, its radius of curvature should be greater than 30 mm; for the optical fiber that is not sensitive to bending, its bending radius can be Implementation of specific technical requirements. The information access box meets the following structural strength requirements. --When the length of the box is ≤500 mm, the top surface of the box should be able to withstand a vertical pressure of not less than.200 N. After the box door is opened, The outermost end should be able to withstand a vertical pressure of not less than 50 N. Keep the pressure for 1 min. After the load is removed, the cabinet shall not affect future use Damage and permanent deformation. --When 500 mm < the length of the box body ≤ 1200 mm, the top surface of the box body should be able to withstand a vertical pressure of not less than 500 N, and the box door opens After that, the outermost end of the door should be able to withstand a vertical pressure of not less than 100 N. Keep the pressure for 1 min. After the load is removed, the box shall not be affected Damage and permanent deformation for future use. --When the length of the box is more than 1.200 mm, the top surface of the box should be able to withstand a vertical pressure of not less than 1,000 N. After the door is opened, The outermost end of the door should be able to withstand a vertical pressure of not less than.200 N. Keep the pressure for 1 min. After the load is removed, the box body shall not affect the future Damage and permanent deformation in use. The box door should be flat and firm, with an opening angle of not less than 110°, the door can be opened and closed flexibly and reliably, and equipped with a locking device. Insulation resistance The insulation resistance between the cabinet and its electrically insulated parts and live parts should be ≥10 MΩ, the test voltage is DC 500 V, and the duration is 1 min. Electric strength Between each part of the cabinet and live parts, it should be able to withstand DC 1 500 V for a duration of 1 min. The test results should be no breakdown or arcing. Grounding measures The metal parts of the box should be interconnected and provide a reliable grounding point, and the grounding terminal should be able to provide a termination capacity of no less than 6 mm2 of the grounding wire. Temperature control function The box should be conducive to heat dissipation, and if necessary, it should have a passive or active cooling device. Power supply function When necessary, the box should be equipped with a wireable extension cord socket, and the wireable extension cord socket should ensure safety and comply with GB/T 2099.7 Claim. Sealing performance The sealing performance of the box should not be lower than the requirements of IP20 in GB/T 4208-2017. 5.4 Passive/active functional module Passive data module Transmission performance The transmission performance of the data module should meet the requirements of category 5 of integrated wiring connection hardware in YD/T 926.3-2009. Electrical performance The electrical performance of the data module should meet the requirements of Table 1. 5.5 Environmental performance Low temperature test requirements The test temperature is (-15±2)℃, and the test time is 2 h. After the test is completed, press 5.2, 5.3.2, after 1 h recovery under standard test atmospheric conditions Check the requirements of 5.3.3, 5.3.4, and 5.4, and the results meet the requirements. High temperature test requirements The test temperature is (55±2)℃, and the test time is 2 h. After the test is completed, press 5.2, 5.3.2, after 1 h recovery under standard test atmospheric conditions 5.3.3, 5.3.4, 5.4 require inspection, and the results meet the requirements. Damp heat test requirements The test temperature is (40±2)℃, the relative humidity is (93±2)%, and the test time is 48 hours. The test is completed in standard test atmospheric conditions After 2 hours of recovery, check according to the requirements of 5.2, 5.3.2, 5.3.3, 5.3.4, and 5.4, and the results meet the requirements. Vibration test requirements After the following conditions are tested, check according to the requirements of 5.2, 5.3.2, 5.3.3, 5.3.4, and 5.4, and the results meet the requirements. Test conditions. --Frequency range. (10～55) Hz; --Sweep frequency requirements. the frequency sweep rate should be one octave per minute, with a tolerance of ±10%; --Amplitude. 0.75 mm; --Duration in each direction. vertical and horizontal durations are 30 min per axis respectively. 5.6 Content of toxic and hazardous substances The materials of the cabinet and the module equipment should meet the requirements of uniform material (EIP-A category) toxic and hazardous substance content specified in SJ/T 11363. 5.7 Combustion performance The combustion performance of non-metallic materials (including integrated wiring connection hardware) in the cabinet and module equipment should be able to meet GB/T 2408- V-2 requirements specified in.2008.

6 Test method

6.1 Test environment conditions Unless otherwise specified, product testing, measurement and recovery should be carried out under the following standard atmospheric conditions. --Environmental temperature. (0～40)℃ --Relative humidity. (25～75)% --Atmospheric pressure. (86～106)kPa 6.2 Inspection of product marks and labels The signs are mainly inspected by the following methods. -Use visual methods to check the presence and clarity of signs and marks; --Use the following methods to check the adhesion of the logo. Use No. 600 3M adhesive paper to paste it on the surface of the sign. After making it fully adhered, quickly tear off the 3M adhesive paper in a 45° direction. The log should still be complete and legible. 6.3 Box inspection Box size inspection Use a caliper and tape measure to measure the outer dimensions of the inspection box, and check whether the result meets the requirements of 5.3.1. --The actual rotation, insertion and removal, and locking parts should feel appropriate by hand, and use a universal square to detect the opening angle of the box door; --Check the fasteners manually with assembly tools, and touch the exposed and operating parts with bare hands; --Use the R gauge to detect the bending radius of the fiber optic cable pigtail and the fillet radius of the exposed and operating part of the information access box. Box structure inspection The box structure is mainly inspected by the following methods. --Using observation method and operation method to check the completeness, completeness and functionality of each functional device installation; --The actual turning, plugging, and locking parts should feel appropriate by hand. Use a universal square to detect the opening angle of the box door and check whether it matches Meet the requirements of 5.3.2; --Use assembly tools to test and check fasteners by hand, and touch exposed and operating parts with bare hands; --Use R gauge to detect the bending radius of the fiber optic cable pigtail and the fillet radius of the exposed and operating parts of the box body, and check whether it complies with 5.3.2 Requirements; The structural strength of the box is checked by the following methods. --Apply the load according to the requirements of 5.3.2, and ensure that the load bearing surface bears the pressure of about 2.5×104N/m2, keep it for 1 minute, and remove the load After loading, check whether it meets the requirements of 5.3.2; --After the box door is opened, apply a load at the outermost end of the door in accordance with the requirements of 5.3.2, keep it for 1 min, after removing the load, check whether it conforms to 5.3.2 Requirements. Insulation resistance test Carry out according to Method C of "Test 3a. Insulation Resistance" in GB/T 5095.2-1997, and check whether it meets the requirements of 5.3.3. Electric strength test Carry out according to Method C of "Test 4a. Withstand Voltage" in GB/T 5095.2-1997, and check whether it meets the requirements of 5.3.4. Grounding measures check Use visual inspection, hand touch and corresponding tools to check the connection points to check whether they meet the requirements of 5.3.5. Temperature control function test Perform simulated environmental testing for products with temperature control functions according to product technical indicators. Power supply function test The wireable extension cord socket used in the box needs to pass the relevant test indicators in GB/T 2099.7. Sealing performance test Test the tightness according to 12.2 and 12.3 of GB/T 4208-2017.

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