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As the rules change or new procedures are developed, please note that these interpretation and/or guidance may not apply; you should always refer to the latest rules and guidance documents to determine what equipment authorization procedures should be followed. For the latest guidance on specific topics or you don't know where to start, please feel free to contact GTG experts.

Table lamps are a common fixture in most households. They provide ambient lighting and are functional pieces of decor. However, it is essential to ensure that these lamps are safe to use.

How can GTG assist you with the tests on table lamp?

(1) Electrical safety test

Electrical safety tests are crucial to guarantee that the lamps do not pose any danger to the user.

  • Insulation resistance test: the insulation resistance test is conducted to ensure that the insulation material used in the lamp’s wiring can withstand electrical stress. A high voltage is applied to the lamp’s wiring to check the insulation resistance. The test ensures that the lamp’s wiring does not conduct electricity, which can cause electrocution.
  • Earth continuity test: the earth continuity test checks whether the earth wire in the lamp is correctly connected. The test ensures that the earth wire can conduct electricity efficiently. Without proper earthing, there is a risk of electric shock.
  • Leakage current test: the leakage current test checks the lamp’s ability to contain electrical current within the wiring. The test ensures that there are no current leakages that can cause electric shock or damage to the lamp.
  • Dielectric strength test: the dielectric strength test checks whether the lamp’s insulation can withstand high voltage stress. A high voltage is applied to the insulation material to check its ability to resist electrical stress.

(2) Photometric test

  • Luminous flux: luminous flux is the amount of visible light emitted by a table lamp. This test measures the amount of light that is produced by the lamp and is measured in lumens. The higher the number of lumens, the brighter the lamp will be.
  • Luminance: luminance is the amount of light that is reflected off a surface. This test measures the luminance of the table lamp and ensures that the lamp is not too bright or too dim for the room.
  • Color temperature: color temperature is the color of the light that is emitted by a table lamp. This test measures the color temperature of the lamp and ensures that it is appropriate for the room.
  • Color rendering index: color rendering index is the ability of a table lamp to reproduce colors accurately. This test measures the ability of the lamp to accurately reproduce colors and ensures that the lamp is not distorting colors.
  • Flicker: flicker is the rapid change in light intensity that can occur with some table lamps. This test measures the amount of flicker present in the lamp and ensures that it is not causing discomfort or eye strain.
  • Glare: glare is the discomfort or annoyance caused by bright light. This test measures the amount of glare produced by the table lamp and ensures that it is not causing discomfort or eye strain.
  • Uniformity: uniformity is the evenness of the light produced by a table lamp. This test measures the uniformity of the light and ensures that it is distributed evenly throughout the room.
  • Dimming: dimming is the ability of a table lamp to adjust the level of light produced. This test measures the ability of the lamp to dim and ensures that it is functioning properly.

(3) Photobiological safety test

Photobiological safety tests measure the amount of radiation emitted by a light source to ensure that a light source is safe to use and doesn’t pose a risk to human health. Exposure to harmful radiation can cause skin damage, eye damage, and even cancer. Therefore, it is crucial to ensure that all light sources, including table lamps, go through photobiological safety testing.

There are three types of photobiological safety tests that are performed on table lamps. These tests include: Spectral Irradiance, Radiant Flux, and Total Radiant Exposure. Each test measures a different aspect of the light source and helps to determine if it meets safety standards.

  • Spectral irradiance: spectral Irradiance measures the amount of radiation emitted by a light source at different wavelengths. This test determines if the light source is emitting radiation that is harmful to human health. The ICNIRP sets limits on the amount of radiation that is safe for human exposure.
  • Radiant flux: radiant Flux measures the total amount of radiation emitted by a light source. This test helps to determine if the light source is emitting too much radiation and if it is safe for human use.
  • Total radiant exposure: total Radiant Exposure measures the amount of radiation that a person is exposed to over a period of time. This test helps to determine if the light source is emitting too much radiation and if it is safe for human use.

(4) EMC test

  • Conducted emissions test: this test measures the amount of electromagnetic radiation that is conducted through the power cord of a table lamp. The lamp is connected to a test setup that measures the amount of electromagnetic radiation emitted at various frequencies. If the lamp emits too much radiation, it can interfere with other devices and fail the test.
  • Radiated emissions test: this test measures the amount of electromagnetic radiation that is emitted by the table lamp into the air. The lamp is placed in an anechoic chamber, which is a room designed to absorb all electromagnetic radiation, and then tested to ensure it does not exceed the maximum allowable emissions levels.
  • Electrostatic discharge (ESD) test: this test checks the table lamp’s ability to withstand static electricity, which can cause damage to electronic components. The lamp is subjected to a high-voltage discharge, and its ability to continue functioning is observed.
  • Electrical fast transient (EFT) test: this test checks the table lamp’s ability to withstand sudden changes in voltage, which can also cause damage to electronic components. The lamp is subjected to a series of high-voltage pulses, and its ability to continue functioning is observed.
  • Surge test: this test checks the table lamp’s ability to withstand sudden changes in voltage caused by power surges. The lamp is subjected to a high-voltage surge, and its ability to continue functioning is observed.
  • Voltage dips and interruptions test: this test checks the table lamp’s ability to continue functioning during momentary drops or interruptions in power. The voltage to the lamp is reduced or interrupted, and its ability to continue functioning is observed.
  • Harmonic current emissions test: this test checks the table lamp’s ability to avoid creating harmonic distortion in the electrical system. The lamp is tested to ensure it does not emit excessive harmonic currents.
  • Flicker test: this test checks the table lamp’s ability to avoid flickering when connected to a dimmer switch. The lamp is connected to a dimmer switch and tested to ensure it does not flicker excessively.
  • Immunity to electrostatic discharge test: this test checks the table lamp’s ability to resist damage from static electricity. The lamp is subjected to high-voltage discharges, and its ability to continue functioning is observed.
  • Immunity to electromagnetic fields test: this test checks the table lamp’s ability to continue functioning in the presence of electromagnetic fields. The lamp is exposed to various levels of electromagnetic fields, and its ability to continue functioning is observed.
  • Immunity to fast transients test: this test checks the table lamp’s ability to continue functioning in the presence of sudden changes in voltage. The lamp is subjected to a series of high-voltage pulses, and its ability to continue functioning is observed.
  • Immunity to power frequency magnetic fields test: this test checks the table lamp’s ability to continue functioning in the presence of power frequency magnetic fields. The lamp is exposed to various levels of power frequency magnetic fields, and its ability to continue functioning is observed.

(5) Energy efficiency test

  • Power consumption test: power consumption is the amount of energy consumed by a lamp. This test determines the amount of electricity consumed by the lamp and helps in identifying the most energy-efficient lamp.
  • Power factor test: power factor is a measure of how effectively a lamp converts electrical power into useful light. This test determines the power factor of the table lamp, which indicates its efficiency in utilizing electricity.
  • Energy efficiency rating: some regions have energy efficiency rating systems for lamps, such as Energy Star in the United States. These ratings indicate the lamp’s energy efficiency compared to standard models.

(6) Mechanical tests

  • Tension test: the tension test is used to determine the maximum force that a table lamp can withstand before breaking. This test is important because it ensures that the lamp’s structure can withstand the weight of the bulb and any additional weight that may be placed on it.
  • Impact test: the impact test is used to determine how well a table lamp can withstand sudden shocks or impacts. This test is important because it ensures that the lamp will not break or shatter if it is accidentally knocked over or dropped.
  • Stability test: the stability test is used to determine how stable a table lamp is when it is placed on a flat surface. This test is important because it ensures that the lamp will not tip over easily, which could cause damage to the lamp or injury to the user.
  • Fatigue test: the fatigue test is used to determine how well a table lamp can withstand repeated use over a long period of time. This test is important because it ensures that the lamp will not break or become damaged after prolonged use.
  • Torque test: the torque test is used to determine how well a table lamp’s joints and connections can withstand twisting forces. This test is important because it ensures that the lamp will not become loose or wobbly over time.
  • Vibration test: the vibration test is used to determine how well a table lamp can withstand vibration and shaking. This test is important because it ensures that the lamp will not become loose or wobbly over time, especially if it is used in a high-vibration environment.
  • Drop test: the drop test is used to determine how well a table lamp can withstand being dropped from a certain height. This test is important because it ensures that the lamp will not break or become damaged if it is accidentally dropped.
  • Compression test: the compression test is used to determine how well a table lamp can withstand pressure or weight on its surface. This test is important because it ensures that the lamp will not become damaged or break if it is placed under heavy objects.
  • Abrasion test: the abrasion test is used to determine how well a table lamp’s surface can withstand scratches or abrasions. This test is important because it ensures that the lamp will not become damaged or lose its aesthetic appeal over time.

(7) Environmental test

  • Temperature test: the temperature test is used to determine how well a table lamp can withstand extreme temperatures. This test is important because it ensures that the lamp will not become damaged or malfunction in extreme heat or cold.
  • Humidity test: the humidity test is used to determine how well a table lamp can withstand exposure to high levels of humidity. This test is important because it ensures that the lamp will not become damaged or malfunction in humid environments.
  • Corrosion test: the corrosion test is used to determine how well a table lamp’s materials can withstand exposure to corrosive substances. This test is important because it ensures that the lamp will not become damaged or malfunction if it is exposed to corrosive substances such as acids or salt water.

How can GTG assist you with the certifications or markings for table lamp?

(1) CE certification

The CE certification is a mandatory certification for all the electronic and electrical products that are sold in the European Union. It ensures that the products meet all the safety, health, and environmental protection standards that are necessary for the EU market.

(2) UL certification

The UL certification is a certification for product safety. It is issued by Underwriters Laboratories, a global independent safety science company. This certification is mainly for the products that are sold in North America.

(3) FCC certification

The Federal Communications Commission (FCC) certification is a mandatory certification for the products that emit radiofrequency energy. It ensures that the product complies with all the regulations and standards set by the FCC.

(4) ENERGY STAR certification

The ENERGY STAR certification is for the products that are energy efficient. It is issued by the U.S. Environmental Protection Agency (EPA) and the U.S. Department of Energy (DOE). This certification ensures that the product uses less energy and saves money on electricity bills.

(5) ETL certification

The ETL certification is a product safety certification. It is issued by Intertek, a global testing and certification company. This certification ensures that the product meets all the safety standards set by the industry.

(6) RoHS certification

The Restriction of Hazardous Substances (RoHS) certification is also mandatory for all the products that are sold in the EU. It ensures that the product does not contain any hazardous substances like lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, and polybrominated diphenyl ethers.

(7) SASO certification

The Saudi Arabian Standards Organization (SASO) certification is mandatory for all the products that are sold in Saudi Arabia. It ensures that the product meets all the safety and quality standards set by the organization.

(8) CCC certification

The China Compulsory Certification (CCC) is a mandatory certification for all the products that are sold in China. It ensures that the product meets all the safety, health, and environmental standards set by the Chinese government.

(9) BSMI certification

BSMI, or the Bureau of Standards, Metrology and Inspection, is a government agency in Taiwan that oversees the safety and quality of consumer products. BSMI certification is a quality mark provided by the agency to table lamps that meet their safety standards. This certification ensures that the table lamp has undergone rigorous testing and meets the required safety standards.

(10) PSE certification

The PSE certification is a mandatory certification for all the products that are sold in Japan. It ensures that the product meets all the safety, health, and environmental standards set by the Japanese government.

(11) BIS certification

The Bureau of Indian Standards (BIS) certification is mandatory for all the products that are sold in India. It ensures that the product meets all the safety and quality standards set by the organization.

(12) SAA certification

The Standards Australia (SAA) certification is mandatory for all the products that are sold in Australia. It ensures that the product meets all the safety and quality standards set by the organization.

(13) GS certification

The Geprüfte Sicherheit (GS) certification is a product safety certification. It is issued by TÜV Rheinland, a global testing and certification company. This certification ensures that the product meets all the safety standards set by the industry.

(14) KC or KCC certification

In South Korea, the certification required for a table lamp depends on its specific features and functionality. The KC (Korea Certification) mark is generally used for products that fall under the scope of electrical safety regulations. On the other hand, the KCC (Korea Communications Commission) certification is typically required for products that involve wireless communication or radio frequency functions.

Why the biggest brands trust GTG Group?

GTG Group (Global Testing Group) is a certification company that offers testing and certification services to different industries. Our expertise in table lamp testing and certification has made us a trusted name in the industry.

(1) Independent and impartial testing

GTG Group is a third-party testing company, which means we are not affiliated with any specific manufacturer. This impartiality can provide camera manufacturers and consumers with confidence in the accuracy and reliability of the testing process, and ensure that the camera meets the required standards.

(2) Confidentiality and security

GTG Group understands the importance of confidentiality and security when it comes to testing and certification. We ensure that our clients’ data and information are kept confidential and secure at all times. This ensures that our clients’ intellectual property and trade secrets are protected.

Contact GTG Group today for table lamp testing and certification to avoid any legal issues that may arise from using faulty table lamp.

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© 2023 GTG | Global Testing Group. All rights reserved.