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MHT6011-2015 English PDF

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MHT6011-2015: Signs
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GB/T 23420   MH/T 4056   MH/T 4057   MH/T 4029.2   

Basic data

Standard ID MH/T 6011-2015 (MH/T6011-2015)
Description (Translated English) Signs
Sector / Industry Civil Aviation Industry Standard (Recommended)
Classification of Chinese Standard V54
Classification of International Standard 43.040.30
Word Count Estimation 29,244
Date of Issue 2015-06-17
Date of Implementation 2015-09-01
Older Standard (superseded by this standard) MH/T 6011-1999
Quoted Standard GB/T 2423.17; GB/T 6113.201; GB 7000.1-2007; GB 9254; GB/T 9969; GB/T 14436; GB/T 17626.5; GJB 150.3; GJB 150.7; MH 5001; MH/T 6009
Regulation (derived from) Civil aviation industry standard Announcement 2015 No.3
Issuing agency(ies) Civil Aviation Administration of China
Summary This standard specifies the technical requirements, test methods, inspection rules and nameplate, instructions, packaging, transportation, storage and other requirements. This standard applies to the design, manufacture and inspection of marking plates.

MHT6011-2015: Signs

---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.
Signs ICS 43.040.30 V 54 MH Civil Aviation Industry Standard of the People's Republic of China Replace MH/T 6011-1999 Sign board 2015-06-17 released 2015-09-01 implementation Issued by Civil Aviation Administration of China

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces MH/T 6011-1999 "Glide Guide Signs". Compared with MH/T 6011-1999, the main technical changes are as follows. -The name of the standard has been revised from the original "Glide Guide Sign" to "Sign"; -Modified the requirements for basic structural components (see 4.1.1; 4.2, 4.15 in the.1999 edition); -Modified the material and tension requirements of the rope on the installation pillar (see 4.1.2; 4.4 in the.1999 edition); -Modified the width of the letters or numbers and the gaps between the letters or numbers in the card surface and text symbols (see 4.1.6.7; 4.5 Table 5 ~ Table 7 of the.1999 edition); --- Increased the type of wind resistance (see 3.1.6); - The requirements for wind resistance have been revised (see 4.1.8; 4.1b in the.1999 edition); -Modified the requirements for moisture resistance (see 4.1.9; 4.10 of the.1999 edition); ---Added the requirements for the structure of illuminated signs (see 4.2.1); -Modified the requirements for the power mode of illuminated signs (see 4.2.2; 4.6 in the.1999 edition); -Modified the requirements for power leads with illuminated signs (see 4.2.3; 4.7 in.1999 edition); --- Added the requirements for electrical material components with illuminated signs (see 4.2.4); --- Increased the requirements for anti-surge with illuminated signs (see 4.2.5); --- Increased the requirements for anti-electromagnetic interference with illuminated signs (see 4.2.6); -The requirements for creepage distance and electrical clearance for illuminated signs have been revised (see 4.2.7; 4.8 in.1999 edition); -Modified the electrical insulation requirements for illuminated signs (see 4.2.8; 4.9 in the.1999 edition); -Modified the requirements for the chromaticity factor of illuminated signs (see 4.2.9; 4.13 in the.1999 edition); --Modify the requirements for the brightness of illuminated signs and increase the requirements for brightness retention (see 4.2.10; 4.13 in the.1999 edition); --Added the requirements for the power and power factor of illuminated signs (see 4.2.11); --- Increase the power consumption requirements of illuminated sign units (see 4.2.12); -Modified the requirements for the protection level of the enclosure with illuminated signs (see 4.2.13; 4.14 in the.1999 edition); ---Added the requirements for mounting brackets for non-illuminated signs (see 4.3.2); --- Added the requirements for the face and characters of the non-illuminated sign (see 4.3.3). This standard was proposed and interpreted by the Airport Department of the Civil Aviation Administration of China. This standard was approved by the Aircraft Airworthiness Certification Department of the Civil Aviation Administration of China. This standard is under the jurisdiction of the China Academy of Civil Aviation Science and Technology. Drafting organizations of this standard. Civil Aviation Professional Engineering Quality Supervision Station, Shenzhen Xingbiao Mechanical and Electrical Facilities Engineering Co., Ltd., Shanghai Hang'an Airport Equipment Co., Ltd., National Optoelectronic Information Product Quality Supervision and Inspection Center, China Civil Aviation Science and Technology Research Institute, Shanghai Times Light Lighting Electrical Testing Co., Ltd. Drafters of this standard. Song Hengzhu, Liu Yuhong, Shen Jiaqin, Li Chaoyang, Yang Dingguo, Lu Zhiming, Dong Faxin, Fan Xiangrong, Zou Tingnian, Jia Hongsha, Wang Ye. Sign board

1 Scope

This standard specifies the technical requirements, test methods, inspection rules and requirements for nameplates, instructions, packaging, transportation, and storage of sign plates. This standard applies to the design, manufacture and inspection of signboards.

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 article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB/T 2423.17 Environmental testing of electrical and electronic products Part 2.Test method Test Ka. Salt spray (IEC 60068-2-11.1981, IDT) GB/T 6113.201 Radio disturbance and immunity measurement equipment and measurement method specification Part 2-1.Radio disturbance and immunity measurement Conduction disturbance measurement GB 7000.1-2007 Lamps Part 1.General requirements and tests (IEC 60598-1..2003, IDT) GB 9254 Information Technology Equipment Radio Disturbance Limits and Measurement Methods GB/T 9969 General Rules for the Use of Industrial Products GB/T 14436 General Rules of Guarantee Documents for Industrial Products GB/T 17626.5 Electromagnetic compatibility test and measurement technology surge (impact) immunity test GJB 150.3 Military equipment environmental test method high temperature test GJB 150.7 Environmental test method for military equipment solar radiation test MH 5001 Civil Airport Flight Area Technical Standard MH/T 6009 Navigation aid lighting cable plug and socket

3 Classification and naming

3.1 Classification 3.1.1 Markers are divided into functions. 3.1.2 The signs are divided into the following according to the height of the words on the board. --Number 1.The height of the text is.200 mm, and the minimum height of the corresponding characters is 400 mm; --No. 2.The height of the text is 300 mm, and the minimum height of the corresponding characters is 600 mm; --No. 3.The character height is 400 mm, and the minimum height of the corresponding character plate is 800 mm. 3.1.3 The signs are divided into the following power supply modes. --M type. powered by 220 V AC power supply; --S type. powered by 2.8 A～6.6 A series light circuit; --O style. no illuminated signs. 3.1.4 The signs are divided into the following brightness according to the brightness of the signs. --H. high brightness; --L. Low brightness. 3.1.5 According to the applicable ambient temperature, the signs are divided into. --E category. can operate in the temperature range of -20 ℃～55 ℃; --D category. can operate in the temperature range of -55 ℃～55 ℃. 3.1.6 The signs are divided into. --Ⅰ. Can withstand wind speed of 240 km/h; --Ⅱ. Can withstand wind speed of 322 km/h; --Ⅲ. Can withstand wind speed of 480 km/h. Note. Ⅲ Only applicable when the jet of the aircraft engine continuously poses a safety hazard to the location of the sign. 3.2 Naming Refer to Figure 1 for the naming method of the signs.

4 Technical requirements

4.1 Basic technical requirements 4.1.1 Structural components 4.1.1.1 The structural parts of the sign board shall be made of light non-ferrous metal materials, which is convenient for installation on the concrete foundation. 4.1.1.2 There should be no sharp edges and corners at the three sides of the sign frame, and the structural parts should not be welded. 4.1.1.3 The assembling hardware and fasteners of the sign shall be stainless steel with performance not less than 304, 306 or 18-8; the assembly is firm, No looseness and no leakage. 4.1.2 Mounting the pillar 4.1.2.1 All pillars of the sign shall be provided with easy break points. The height of the easy turning point from the installation foundation surface should not be greater than 50 mm, and it should be guaranteed The card surface can withstand the wind impact of the corresponding wind speed of the model (see 4.1.8). Easy-to-fold components should be easy to replace after they are broken. 4.1.2.2 A tether shall be provided on the pillar of the sign. The material of the tether should be stainless steel with performance not less than 304, 316 or 18-8, and It should be able to withstand a static tension of at least 30 kN. 4.1.2.3 One end of the tether fastening point should be fastened to the mounting bracket above the easy break point, and the other end should be fastened to any support below the easy break point. On the mounting bolts or independent bolts on the mounting surface. 4.1.2.4 For the marking plate group composed of multiple unconnected marking plates, each marking plate shall have at least one tether. Multiple units connected The sign plates connected together should have tethers at both ends. 4.1.3 Surface treatment 4.1.3.1 All materials and components (except those with anti-corrosion properties) should be effectively anti-corrosion. Eclipse measures. 4.1.3.2 The outer surface of the signboard (excluding the mounting bracket and panel) should be eye-catching, and should be black, white or yellow. 4.1.3.3 The coating and surface treatment of the signboard shall be free of flow marks, peeling, bubbles or scratches. 4.1.4 Process Signs should be clear of sharp edges and burrs. 4.1.5 Dimensions 4.1.5.1 The character height, minimum surface height and maximum installation height of the sign shall meet the requirements of Table 1. 4.1.5.1.1 The instruction signs installed only on one side of the taxiway. --When the runway flight zone index I is 3 or 4, the width of the board surface should not be less than 1.94 m; --When the runway flight zone index I is 1 or 2, the width of the board surface should not be less than 1.46 m. 4.1.5.2 The width of the sign should be able to display the complete information content and not less than the minimum width specified. Maximum width of a single sign Is 3 m. If a sign can’t fully display the content of a piece of information, two adjacent signs should be installed to display the letter. interest. If the sign has characters on both sides, its width should be determined according to the width of the longest side of the characters. 4.1.5.3 The minimum distance between the characters on the sign and the boundary is 0.5 times the character height; when there is only one sign character, the distance between the character and the boundary The minimum horizontal spacing is 1 times the character height. 4.1.5.4 The minimum size of the sign board is shown in Figure 2. a) A sign with two runway identification numbers b) A sign with one runway identification number 4.1.6 Card face and text symbols 4.1.6.1 The signboard can be made to display on one side (including letters, numbers and graphic symbols, the same below) or on both sides. Illuminated sign The display part of the card surface should use light-transmitting material or retro-reflective material, and the display part of the non-illuminated sign card surface should use light material. After assembly The light-transmitting material or retro-reflective material should be smooth and clean, without warping edges, wrinkles or bubbles. 4.1.6.2 A black outline should be added to the outer edge of the white characters of the R-shaped sign to enhance the display effect; the runway flight zone indicator I is 1 and 2 in black. The width of the color frame is 10 mm, and the width of the black frame with runway flight area indicators 3 and 4 is 20 mm (see Figure A.4 to Figure A.5 in Appendix A). 4.1.6.3 A type B signboard used alone should use a continuous yellow frame (see Figure A.7 in Appendix A), and its frame width and frame The distance to the edge of the card surface should meet the requirements of Table 2. 4.1.6.4 Adjacent cards with the same background color in the tag deck should be separated by vertical spacers (see Figure A.1 in Appendix A), adjacent characters There is no need to set up vertical spacers for the signs with position marks between them. The color of the vertical bar should be the same as the character, and its width should be See Table 3 for the minimum horizontal gap between. 4.1.6.5 See Appendix B for the shape of the characters on the card. The line width of the characters should meet the requirements of Table 4. 4.1.6.6 The width of letters or numbers and the space between letters or numbers shall meet the requirements of Table 5. Note 1.When determining the gap between letters or numbers, first find out the corresponding gap code in the "Code of gap between letters" or "Letter width" column. Code, and then find out the corresponding gap size in the "void size" column according to the checked gap code and character height. Note 2.The gap between two English words or the character group forming an acronym or symbol is equal to 0.5 to 0.75 times the height of the character. Only when a character is connected with an arrow (such as "A→"), the gap can be reduced to not less than 0.25 times the height of the character. Note 3.When a letter is followed by a number, or vice versa, the gap code is 1. Note 4.When a dash, dot or slash follows a character, or vice versa, the gap code is 1. 4.1.7 Ambient temperature The marking plate shall maintain its characteristics and operate normally under the temperature conditions specified in 3.1.5.Parts made of rubber or plastic on the sign, The plate surface and surface treatment layer should be able to withstand the ambient temperature and the high temperature generated by driving the lighting. 4.1.8 Wind resistance The signs shall maintain their characteristics and operate normally under the wind conditions specified in 3.1.6.The structural parts, the surface and the fastening part on the sign The parts should be able to withstand the impact of wind without being damaged, deformed or loosened. 4.1.9 Humidity resistance The signs should maintain their characteristics and operate normally in an environment with a relative humidity of 95%. 4.1.10 Corrosion resistance The signs shall maintain their characteristics and operate normally when exposed to corrosive salt spray. 4.1.11 Solar radiation resistance The signs are exposed to solar radiation and should maintain their characteristics and operate normally. 4.2 Technical requirements for illuminated signs 4.2.1 Structure 4.2.1.1 The door or cover allowed to be opened by the sign shall be easy to open without auxiliary tools. 4.2.1.2 The light source or light source assembly should be easy to replace. 4.2.1.3 The wiring should be neatly arranged, tied into a bundle, and fixed on the structure. 4.2.1.4 Active heat dissipation should not be used inside the sign. 4.2.1.5 The connection between the face of the sign board and the frame shall not produce external force that deforms the face of the sign board; there shall be no obvious convexity on the face of the sign board. Raise or dent. 4.2.1.6 The electrical components in the sign plate should be installed firmly and connected reliably, and there should be no abnormal phenomena when and after the power is connected. 4.2.2 Power mode 4.2.2.1 M-type and S-type signs shall be equipped with internal lighting. M-type signs shall be powered by 220 V AC power supply, and S-type signs shall be powered by current The series lighting circuit power supply varies from 2.8 A to 6.6 A. 4.2.2.2 The S-type marking plate shall be powered by an isolation transformer complying with MH/T 6008. 4.2.2.3 The power supply system of the S-type sign board shall be compatible with the constant current dimmer complying with MH/T 6010. 4.2.3 Power lead 4.2.3.1 The marking plate shall be equipped with a power lead-in cable with a connector at the end. The connector of the S-type tag shall comply with the regulations of MH/T 6009 The cable should be a copper core flexible cable with a rated voltage not less than 600 V and a core cross section not less than 2.5 mm2.There should also be cables inside the sign Card to eliminate the stress that may be transferred to the terminal block by the cable. 4.2.3.2 The sign board should not have an external power connection line higher than the ground. When using the marker array, the electrical connection between the markers should not Exposed. 4.2.4 Electrical material parts All electrical components, wires and cables should not exceed the rated value. 4.2.5 Anti-surge The sign board interface circuit and solid-state devices should be equipped with anti-surge protection circuit or use anti-surge protector. Should be in accordance with GB/T 17626.5 According to the test requirements, pass the standard 1.2/50 μs～8/20 μs combined wave test with a peak open circuit voltage of 6 kV and a peak short-circuit current of 3 kA. 4.2.6 Electromagnetic interference 4.2.6.1 Radiated or conducted electromagnetic interference Signs should not be used for equipment at and near the airport (such as computers, radars, instrument landing systems, radio receivers, VHF omnidirectional Beacons, etc.) produce radiated or conducted electromagnetic interference. 4.2.6.2 Disturbance voltage of power supply terminal The disturbance voltage of the power terminal of the tag shall meet the requirements of Table 6. 4.2.6.3 Radiated electromagnetic disturbance The quasi-peak value of the radiated disturbance field strength of the signboard measured at 10 m should meet the requirements of Table 7. 4.2.7 Creepage distance and electrical clearance The creepage distance and electrical clearance of the sign plate shall meet the requirements of Chapter 11 of GB 7000.1-2007. 4.2.8 Electrical insulation The sign board should have good electrical insulation. 4.2.9 Chromaticity Factor of Marker The horizontal and vertical chromaticity factors of ±35° at any three points on the signboard shall meet the requirements of MH 5001. 4.2.10 Brightness and brightness retention rate 4.2.10.1 The marking plate is in the rated operation state (that is, the M type is in a 220 V AC power supply state, and the S type passes through a Isolation transformer and constant current dimmer with matching quantity), the average brightness of the board should not be lower than the minimum average brightness value in Table 8. 4.2.10.2 The requirements for the brightness characteristics of the signboard surface are as follows. --The ratio of the maximum brightness to the minimum brightness on the entire card surface should not be greater than 5.1; --The ratio of the brightness values of adjacent grid points should not be greater than 1.5.1; --The ratio of the brightness values of adjacent grid points with a spacing of 75 mm should not be greater than 1.25.1; --The ratio of the brightness of the white part and the red part on the instruction sign should not be greater than 10.1 and not less than 5.1. 4.2.10.3 For M-type sign plates, adjust them at the rated input voltage ±44 V respectively, and the minimum average brightness of the entire plate surface should meet Table 9 The ratio of the minimum average brightness to the maximum average brightness should be greater than 95%. 4.2.10.4 For S-type sign plates, power is provided through an isolation transformer that matches the load capacity of the sign plate and conforms to MH/T 6008 Input, powered by a thyristor dimmer or sine wave dimmer conforming to MH/T 6010; adjust the current range and test the entire brand at any light level The average brightness of the surface and the minimum average brightness shall meet the requirements of Table 8; the ratio of the minimum average brightness and the maximum average brightness shall not be less than 90%. 4.2.11 Power and power factor 4.2.11.1 The marking plate shall indicate its rated power and power factor parameters. 4.2.11.2 For M-type illuminated signboards, when the input voltage is 220 V ± 44 V, the power factor measured at the input lead end should not be less than 0.9. 4.2.11.3 For S-type illuminated signboards, test separately when the conduction angle is 90° and 180°, adjust the current file, and set it at any light level. The power factor measured at the primary winding end of the isolation transformer should not be less than 0.7. 4.2.12 Power consumption per unit area (only applicable to high-brightness signs) The power consumption per unit area of the M type sign board should not be greater than 60 W/m2; the power consumption per unit area of the S type sign board should not exceed 70 VA/m2, with reverse reflection Except for film products. Note 1.Power consumption per unit area refers to the total power consumption per luminous area, in volt-ampere per square meter (VA/m2) or watts per square meter (W/m2); Note 2.The unit luminous area refers to the sum of all areas that can be seen by the character panel, the unit is square meters (m2); Note 3.The total power consumption refers to the maximum rated power at the input end of the M-type power supply test signboard, in watts (W); the S-type power supply test series circuit of the isolation transformer The primary rated power is tested separately under the entire thyristor dimmer and sine wave dimmer, and the maximum value is taken. The resistive load in the dimmer is at its capacity In the case of 50%, the 6.6 A current range measurement of the dimmer cabinet shall prevail, and the unit is volt-ampere (VA). 4.2.13 Enclosure protection class The protection level of the enclosure of the sign shall not be lower than IP54. 4.3 Technical requirements for non-illuminated signs 4.3.1 Materials 4.3.1.1 Except for the use of illuminated signs that have passed the test as non-illuminated signs, the surface of the signs should be aluminum plates. 4.3.1.2 The retro-reflective materials used should meet the requirements of Appendix C. 4.3.2 Mounting bracket 4.3.2.1 The mounting bracket should be installed on the back of the sign. 4.3.2.2 The mounting bracket shall meet the design requirements of Type I wind resistance and easy folding. 4.3.2.3 When the design requirements of type I wind resistance and easy foldability are reached, the sign should not be bent or deformed. 4.3.3 Card face and characters 4.3.3.1 The background of the sign board (except the black background) shall be made of retro-reflective material. 4.3.3.2 The background color and character color should meet the chromaticity requirements of MH 5001. 4.3.3.3 The face angle of the sign shall be rounded, and the radius of the rounded corner shall be 38 mm ± 3 mm.

5 Test method

5.1 Basic technical requirements inspection 5.1.1 Structural component inspection 5.1.1.1 Visually inspect whether the material of the structural components meets the requirements of 4.1.1.1. 5.1.1.2 Visually inspect the joints on the three sides of the sign frame to meet the requirements of 4.1.1.2. 5.1.1.3 Visually inspect whether the assembly hardware and fasteners meet the requirements of 4.1.1.3. 5.1.2 Installation pillar inspection 5.1.2.1 Visually check whether the installation pillar has an easy-to-break point design, and measure whether the height of the easy-to-break point meets the requirements of 4.1.2.1. 5.1.2.2 Check whether the installation pillar has a tether, check whether the material of the tether and the static tension of the measuring tether meet the requirements of 4.1.2.2 Claim. 5.1.3 Surface treatment inspection 5.1.3.1 Visually check whether the materials and components used in the signboard (except those with anti-corrosion properties) conform to Meet the requirements of 4.1.3.1. 5.1.3.2 Visually check whether the surface treatment of the outer surface of the sign (excluding the mounting bracket and the surface of the sign) meets the requirements of 4.1.3.2. 5.1.3.3 Visually inspect whether the quality of the coating or surface treatment on the non-metallic surface meets the requirements of 4.1.3.3. 5.1.4 Process inspection Visually check whether the process of the signboard meets the requirements of 4.1.4. 5.1.5 Dimension measurement Measure whether the height of the text symbol, the surface of the card and the total height after assembly meet the requirements of Table 1; the sample of the surface of the sign for the appearance size inspection It should be an R-shaped panel with a width of not less than 1,000 mm, the character is "B2", and the character height is No. 3. 5.1.6 Inspection of the board surface and text symbols 5.1.6.1 Visually check whether the display material of the sign board meets the requirements of 4.1.6.1; the transparent material or retroreflective material after assembly Whether it is smooth and clean, without warped edges, wrinkles or bubbles. 5.1.6.2 Measure whether the line width and horizontal spacing of text symbols meet the requirements of Table 4 and Table 5. 5.1.7 Ambient temperature test 5.1.7.1 Low temperature test 5.1.7.1.1 Low-temperature test method. place the sign and electrical accessories in the low-temperature test box for 24 h. Keep the temperature of the test chamber to a minimum Temperature (Class E signs are kept at -20°C, Class D signs are...

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