2 Normative references

The following documents are essential for the application of this document. For any referenced document with a date, only the version with the date is applicable to this document. For any referenced document without a date, the latest version (including all amendments) is applicable to this document.

GB/T 191-2008 Pictorial markings for packaging, storage and transportation

GB/T 2828.1-2003 Sampling procedures for inspection by attributes Part 1: Sampling plans for batch inspection based on acceptance quality limit (AQL)

GB/T 2829-2002 Periodic inspection sampling procedures and tables (applicable to the inspection of process stability)

GB/T 2900.65 Electrical terminology lighting

GB 3096-2008 Acoustic Environment Quality Standard

GB/T 6882-2008 Acoustics - Determination of sound power level of noise source by sound pressure method - Anechoic chamber and semi-anechoic chamber precision method

GB 7000.1 Luminaires Part 1: General requirements and tests

GB/T 9468 General requirements for the measurement of distributed photometric values ​​of lamps

GB 10681 Ordinary lighting bulbs

GB/T 14862-1993 Test method for thermal resistance from junction to case of semiconductor integrated circuit package

GB 17625.1 Electromagnetic compatibility limits Harmonic current emission limits (equipment input current per phase ≤ 16A)

GB 17743 Limits and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipment

GB/T 18595-2001 Electromagnetic compatibility immunity requirements for general lighting equipment

GB 19510.1 Lighting control devices Part 1: General requirements and safety requirements

GB 19510.14-2009 Lamp controlgear Part 14: Particular requirements for DC or AC electronic controlgear for LED modules

GB 19651.3-2008 Miscellaneous lamp holders Part 2-2 Particular requirements for connectors for LED modules

GB/T 24819-2009 Safety requirements for LED modules for general lighting

GB/T 24823-2009 Performance requirements for LED modules for general lighting

GB/T 24824-2009 Test methods for LED modules for general lighting

GB/T 24825-2009 Performance requirements for DC or AC electronic control devices for LED modules

GB/T 24826-2009 Terms and definitions of LEDs and LED modules for general lighting

SJ/T 11364 Requirements for pollution control labeling of electronic information products

SJ/T 11395-2009 Semiconductor lighting terminology

IEC 62471 Photobiological safety of lamps and lamp systems

3 Terms and definitions

3.1　

LED bulb lamp

A modular lamp for indoor lighting that uses LED as the light source and is similar in appearance to an ordinary lighting bulb. In addition to one or more LEDs as the light source, it also includes an LED driver controller, heat dissipation materials, a cover, a housing, a lamp holder, etc. The LED and the lamp form a whole, and the LED is a non-detachable and replaceable part of the lamp. This standard refers to LED bulbs for short unless there is confusion.

Note: According to the modification of terminology in 3.9.5 of SJ/T 11395-2009 <<Terminology of Semiconductor Lighting>>

3.2

initial values

The starting characteristics and optical and electrical parameter characteristics of the LED bulb measured when it worked stably for 2 hours before aging.

Note: According to GB/T 24826-2009 <<Terms and Definitions of LEDs and LED Modules for General Lighting>>, 2.36 terminology has been modified.

3.3

Initial luminous flux rated luminous flux

The initial value of the total luminous flux emitted by the LED bulb, unit: lumen [lm].

Note: Based on the term 3.6.16 in SJ/T 11395-2009 <<Terms for semiconductor lighting>>, the term 2.36 in GB/T 24826-2009 <<Terms and definitions for LEDs and LED modules for general lighting>>, and the term 845-07-59 in GB/T 2900.65 <<Electrical terms for lighting>>, the following changes have been made:

3.4

rating (of a lamp)

A set of operating conditions for LED bulbs and the values ​​of specific parameters under specified operating conditions are specified by manufacturers and sellers.

Note: According to the modification of term 845-07-58 in GB/T 2900.65 "Electrical Terminology Lighting"

3.5

Luminous efficiency of luminaire

The ratio of the total luminous flux emitted by an LED bulb to its point power consumption under the claimed use conditions. It is expressed in lumens (lm/W) and is referred to as luminous efficacy to avoid confusion.

Note: According to GB/T24827-2009 "Road and Street Lighting Luminaires Performance Requirements" 3.8 Terminology Modification

3.6

Initial luminous efficiency

The initial value of the LED bulb lighting effect.

Note: According to GB/T24827-2009 "Road and Street Lighting Luminaires Performance Requirements" 3.8 terminology and GB/T 24826-2009 "Terms and Definitions of LEDs and LED Modules for General Lighting" 2.36 terminology modification

3.7

Lumen maintenance

The ratio of the luminous flux of an LED bulb at a specific time during its lifespan to the initial luminous flux when it is ignited under specified conditions, expressed as a percentage. For the convenience of testing, the illuminance of a point under the lamp at a specified distance can be used instead of the luminous flux to calculate the lumen maintenance rate.

Note: According to the modification of term 845-07-65 in GB/T 2900.65 "Electrical Terminology Lighting"

3.8

Power factor of luminaire

The ratio of the actual power consumed by an LED bulb to the rated power when it operates at the nominal rated power voltage and rated frequency.

Note: According to the modification of 2.46 terms in GB/T 24826-2009 <<Terms and definitions of LEDs and LED modules for general lighting>>

4 Product classification and labeling methods

4.1 Product Categories

LED bulbs can be divided into warm white RN (color temperature ≤ 3300K) and cool white RL (3300K < color temperature ≤ 6500K) according to color.

4.2 Labeling method

4.2.1 Labeling rules

The model specifications of LED bulbs are marked in the following format: (LED???) (see word version)

XX BL-05W RN

Indicates the type of lamp: RN for warm white, RL for cool white, 2-digit code

Indicates the rated power of the lamp, 3 digits

Indicates the name of the lamp: LED bulb lamp is LBL, 3-digit code

Indicates the company's abbreviation

4.2.2 Labeling Examples

Warm white LED bulbs rated at 10W are marked as: XX BL-10W RN.

5 Technical requirements

5.1 Working environment requirements

LED bulbs should be able to start and ignite normally under the following conditions:

a) Temperature: -25℃～+45℃;

b) Monthly average relative humidity: not more than 90% (25℃±5℃);

c) When operating outside the above environmental range, the manufacturer and user should jointly agree on the technical requirements.

5.2 Dimensions

5.2.1 The external dimensions shall comply with the manufacturer’s design requirements. They shall comply with the matching dimensions of the lamp holder models in GB 106814. and meet the assembly requirements of screw or bayonet lamp holders for general lighting. (Please explain clearly???)

5.2.2 When the lamp holder size exceeds the above, it shall be agreed upon by the manufacturer and the customer. (Please make it clear???)

5.3 Appearance

5.3.1 The surface should be free of damage, deformation, coating peeling, and the light-transmitting material should be free of bubbles. There should be no assembly defects that affect lighting performance and normal use. The shell should have no obvious scratches and cracks, and no sharp corners and burrs that endanger production, transportation, installation and use personnel. The lamp logo should be clear.

5.3.2 The electrode interface of the LED bulb should not hinder the lamp from being inserted or screwed into a standard lamp holder.

5.3.3 The lamp holder and the housing should be firmly fixed. When the torque specified for ordinary lighting bulbs is applied, the lamp holder shall not loosen. There is no direct electrical connection between the lamp holder and the housing.

5.4 Security

5.4.1 It should be able to operate normally and reliably for a long time at the nominal rated power supply voltage and rated frequency, and should not cause harm to users and the environment.

5.4.2 General safety and related requirements shall comply with the provisions of GB 7000.1.

5.4.3 The safety and performance requirements of control devices shall comply with the requirements of GB 19510.14 and GB/T 24825.

5.4.4 The safety and performance requirements of LED modules shall comply with the provisions of GB 24819 and GB/T 24823.

5.4.5 The safety requirements for connectors shall comply with the provisions of GB 19651.3.

5.4.6 Photobiological safety requirements shall comply with the provisions of IEC 6247 and relevant national standards.

5.5 Electromagnetic compatibility

5.5.1 Input current harmonics shall comply with the provisions of GB17625.1;

5.5.2 The radio disturbance characteristics shall comply with the provisions of GB 17743;

5.5.3 The electromagnetic compatibility immunity shall comply with the requirements of GB/T 18595-2001.

5.6 Electrical performance of lamps

5.6.1 Open normally and keep burning at the nominal rated power supply voltage and rated frequency.

5.6.2 When operating at the nominal rated power supply voltage and rated frequency, the difference between the actual power consumption and the rated power should not be greater than 10%, and the power factor should not be less than 0.75.

5.7 Lifespan

Not less than 30 000 hours.

5.8 Main Light Parameters

It should comply with the requirements of Table 1.

Table 1 Main optical parameters (modified)

5.9 Noise

LED bulbs should be able to ensure that under rated working conditions, when working stably, their noise power is no more than 45dB (A).

5.10 Heat Dissipation

The heat dissipation performance of LED bulbs should be able to ensure that under rated working conditions, when working stably, the junction temperature of the LED at the symmetrical center position does not exceed 60°C.

5.11 Moisture resistance

After the humidity test, there shall be no rust on the surface of the lamp holder.

6 Test methods

6.1 Dimensions

Directly measure with measuring tools of corresponding accuracy.

6.2 Appearance

The appearance quality of the lamp is checked by visual inspection. The quality of the lamp electrode and lamp cap is checked by appearance inspection and by screwing (or inserting) into a standard lamp holder. The firmness of the lamp cap and the housing is checked by referring to the corresponding method in GB/T 10681.

6.3 Security (Correspondence)

When the manufacturer cannot provide a valid and qualified test report or certification, the manufacturer shall use a leakage tester or other safety test instruments to conduct safety tests such as leakage current inspection on the entire LED bulb in accordance with GB 7000.1.

The power control device shall be tested in accordance with the provisions of GB 19510.14 and GB/T 24825.

The LED modules are tested in accordance with the requirements of GB 24819 and GB/T 24823.

Connectors for LED modules shall be tested in accordance with the provisions of GB 19651.3.

The biological safety of LED bulbs is tested in accordance with IEC 6247.

6.4 Electromagnetic compatibility (correspondence)

When the manufacturer cannot provide a valid and qualified test report or certification, the overall electromagnetic compatibility of the LED bulb shall be tested as follows

Input current harmonics shall be tested in accordance with the provisions of GB17625.1;

The radio disturbance characteristics shall be tested in accordance with the provisions of GB 17743;

The electromagnetic compatibility immunity test shall be carried out in accordance with the provisions of GB/T 18595-2001.

6.5 Electrical performance of lamps

At an ambient temperature of 25℃±1℃, connect an AC/DC parameter tester with an accuracy of not less than 0.5 between the voltage-stabilized power supply (the same as the nominal voltage and frequency of the lamp) and the LED bulb, put the LED bulb in the normal working position, turn on and adjust the power supply voltage to the rated value (if it is within the nominal power supply voltage range of the lamp, adjust it to the maximum and minimum values ​​of the power supply voltage range respectively), make the LED bulb work for 2 hours, and record the power and power factor values.

6.6 Luminous flux maintenance and lifespan

6.6.1 Lamp aging method

The lamp aging is carried out in an environment without forced ventilation and with the temperature controlled at 20℃-30℃. The lamp is ignited normally according to the specified conditions, and the power is turned on according to the nominal rated voltage of the lamp or the maximum voltage of the nominal applicable voltage range, and the lamp works at full power. During the aging process, the lamp is turned off no less than 5 times every 24 hours, and the off time each time should be 10 min to 15 min, and the on time should be at least 10 min and the interval time should be at least 30 min. The number of samples should be no less than 3. During the test, the lamp shall not have any faults or burn out, otherwise it will fail.

6.6.2 Luminous flux maintenance rate and life measurement and calculation method

Select LED bulbs, and use the photometric distribution test method to measure the luminous flux at 0h and 2000h, and calculate the luminous flux maintenance rate at 2000h. Between 2000h and 5000h, measure the maintenance rate every 300h; if the lamp still meets the requirements at 5000h, terminate the test. Refer to Appendix D of GB/T 24824 "Test Methods for LED Modules for General Lighting" to calculate the time of 70% or 50% of the starting value, which is the estimated life value of the lamp. The test environment temperature should be controlled at 25℃±1℃ for more than 30min.

6.7 Main Light Parameters

6.7.1 Color Temperature and Color Rendering Index

At an ambient temperature of 25℃±1℃, rated voltage and rated frequency, use an integral spectrum test system to measure. Place the lamp sample in an integrating sphere to prevent direct light from entering the test probe. A white covering film that does not significantly affect the color temperature test should be pasted on the outer surface of the lamp. Test 0.5h after burning.

6.7.2 Luminous flux and luminous efficacy

At an ambient temperature of 25℃±1℃, the luminous intensity distribution test system is used for measurement. First, the luminous flux and light intensity distribution of the lamp are tested. The luminous efficiency of the lamp is the ratio of the luminous flux of the LED bulb to the actual power consumption of the lamp.

6.8 Noise

Follow the method specified in GB/T 6882.

6.9 Heat Dissipation

Under rated working conditions, after the LED bulb has been working stably for 2 hours, measure the junction temperature of the LED at the symmetrical center position according to the method specified in GB/T 14862-1993.

6.10 Moisture resistance

Place the LED bulb in a constant temperature and humidity chamber at 40 ± 2℃ and 90%-95% relative humidity for 48 hours, and use the appearance method to check whether the metal of the bulb has rust. Minor and easily wiped rust spots will not be considered.

7 Inspection rules

7.1 Factory Inspection

The lamps for factory inspection shall be uniformly selected from the same type of lamps produced in each shift. Factory inspection shall be carried out in accordance with GB/T 2828.1-2003, and its test items, sampling plan, inspection level and qualified quality level shall be as specified in Table 2.

Table 2 Inspection items, sampling scheme, inspection level and qualified quality level for factory inspection

7.2 Type inspection

7.2.1 Lamps for type inspection shall be randomly selected from those that have passed factory inspection. The test items, unqualified quality levels, sampling quantity and unqualified judgment array shall be in accordance with Table 3.

7.2.2 Type inspection shall be conducted at least once every six months. Luminous flux maintenance rate and humidity test shall be conducted at least once a year. Type inspection shall be conducted whenever production stops for more than six months, or when the design, process or material of the LED bulb is changed or may affect its performance. Type inspection shall be conducted according to the one-time sampling plan of the discrimination level I of GB/T 2829-2002. The test items, unqualified quality level, sampling quantity and unqualified judgment array shall be carried out according to the provisions of Table 3.

7.2.3 Type inspection shall be carried out in accordance with the single sampling plan of level I of GB/T 2829-2002. The test items, unqualified quality levels, sampling quantity and unqualified judgment array shall be as specified in Table 3.

Table 3 Type inspection and inspection items, non-conforming quality levels, sampling quantity and non-conforming determination array