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The flammable mixed gas testing device uses this contact device to close or disconnect the test circuit and check whether sparks will ignite the tested gas or mixture; The experimental setup includes an ignition chamber and a contact device.
The glow-wire test is conducted by IEC6 0695-2-10 ～ IEC6 0695-2-13 (GB/T5169.10-2006~GB/T5169.13-2006) ‘Glowing/hot-wire based test methods—Glow-wire apparatus
Demasheng Measurement produces spring-driven impact testing apparatus in China. This reliable equipment is designed to evaluate material durability and performance under impact conditions. We supply cost-effective solutions for product testing and quality assurance.
The performance indicators of the humidity chamber comply with the requirements of GB5170, 2, 3, 5, 6-95 “Basic Parameter Calibration Methods for Environmental Testing Equipment of Electrical and Electronic Products - Low Temperature, High Temperature, Constant Damp Heat, and Alternating Damp Heat Testing Equipment“ Basic Environmental Testing Procedures for Electrical and Electronic Products - Test A: Low Temperature Test Method GB 2423.1-89 (IEC68-2-1) Basic Environmental Testing Procedures for Electrical and Electronic Products - Test B: High Temperature Test Method GB 2423.2-89 (IEC68-2-2) Basic Environmental Testing Procedures for Electrical and Electronic Products - Test Ca: Constant Damp Heat Test Method GB/T 2423.3-93 (IEC68-2-3) Basic Environmental Testing Procedures for Electrical and Electronic Products - Test Da: Alternating Damp Heat Test Method GB/T423.4-93 (IEC68-2-30)
Electric Fan Energy Efficiency Laboratory Floor Fan Airflow Maasurement Laboratory Basis IEC 60879 1986 Corr 1992 Performance and construction of electric circulating fans and regulatiors The laboratory requirements specified inside will meet the testing requirements for fans such as table fans, floor fans, and ceiling fans.
IEC 60312-1 European Standard Alternative B Vacuum Cleaner Performance Test Bench System overview: The vacuum cleaner performance test bench is designed and manufactured in accordance with IEC 60312-1 IEC:2010+A1:2011(E) clause 7.3 and 7.3.7.3 and other regulations and requirements. Special test equipment for vacuum cleaner air data. The main test parameters are the vacuum cleaner's voltage (U), current (I), input power (P1), power factor (with AC, without DC), suction power (P2), air volume (Q), vacuum (H) and efficiency (N). The test system uses the electrical parameter meter to test the electrical performance parameters of the vacuum cleaner (using digital synchronous sampling technology to accurately measure voltage, current, power, and true effective value of power factor parameters). Flow rate and vacuum degree sensor and secondary instrument form test system and output parameters (suction power, flow rate, vacuum degree) and efficiency. Equipped with a PC computer and a control system to automatically test the data parameters of each orifice plate of the vacuum cleaner, all test data can be drawn into curves and queried, and reports, curves, and test reports can be saved and printed.
The performance testing method for household vacuum cleaners is that the vacuum cleaner performance testing bench is manufactured in accordance with GB/T20291.1, IEC60312, IEC62885, F431-21 \ F558-17 standards (national standard, European standard, American standard). The testing parameters for the vacuum cleaner performance testing bench are the voltage, current, input power, power factor, suction power, speed, flow rate, vacuum degree, and efficiency of the vacuum cleaner.
This test chamber can be used to test the removal efficiency of purifiers on particulate matter, gaseous pollutants, and microorganisms in the air. Used to evaluate technical indicators such as purification efficiency, purification level, and purification life of products.
The performance testing method for household vacuum cleaners is that the vacuum cleaner performance testing bench is manufactured in accordance with GB/T20291.1, IEC60312, IEC62885, F431-21 \ F558-17 standards (national standard, European standard, American standard). The testing parameters for the vacuum cleaner performance testing bench are the voltage, current, input power, power factor, suction power, speed, flow rate, vacuum degree, and efficiency of the vacuum cleaner.
According to the technical specifications of BS EN IEC 60879:2019 and GB/T13380-2015; The software retains the testing function of GB13380-2018 unchanged, while adding BS EN IEC60879:2019 tower fan testing function and reporting function
The vacuum cleaner air performance test bench is manufactured in accordance with relevant testing standards such as GB/T20291.1, IEC60312, IEC62885 (national and European standards). The test parameters of the vacuum cleaner performance test bench include the voltage, current, input power, power factor, suction power, speed, flow rate, vacuum degree, and efficiency of the vacuum cleaner.
The hot wire test is a simulation test project using flameless ignition source program as specified in IEC60695-2-10~IEC60695-2-13 (GB/T5169.10-2006~GB/T5169.13-2006) “Basic Test Methods for Hot Wire/Hot Wire, Hot Wire Test Device and General Test Methods“ and UL 746A, IEC829 DIN695, VDE0471 and other standards.
About Us
Shenzhen Demaxing Measurement and Control Equipment Co., Ltd. is located in the Nanshan Industrial Park in Shenzhen. It is an instrument manufacturing enterprise that integrates scientific research, manufacturing, and consulting services. The company specializes in developing and producing testing equipment that meets standards such as IEC, UL, and GB. Additionally, it undertakes laboratory system integration projects for professional testing institutions and product manufacturers. With the mission of "creating superior testing equipment for Chinese laboratories," the company has established an independent research and development center and recruited international high-tech talent. Adopting a creative design philosophy, it prioritizes sensor data acquisition technology, with computer control technology as the mainstay, and imports high-precision, low-noise transmission devices as the core. The company has developed fourteen series of over 160 products. Demaxing's rigorous and efficient manufacturing department provides strong support for product output. From material selection to incoming inspection, production process control, and quality testing, every aspect is meticulously managed in strict accordance with standardized processes. All products have passed ISO9001 quality system certification, aiming to deliver safer products to customers. Demaxing's domestic market users include the Entry-Exit Inspection and Quarantine Bureau, Technical Supervision Bureau, Product Quality Supervision and Inspection Research Institute, UL Laboratory, TUV (Rhine), SGS (SGS-CSTC Standards Technical Services), and various electronic and electrical appliance manufacturers. Its products are also exported to international markets, with agents established in regions and countries such as Hong Kong, Vietnam, Singapore, Thailand, Iran, India, and Germany. Service is a key element in enhancing the company's competitiveness. Demaxing staff always strive to improve the level and value of service. Before sales, we have a professional engineering team to provide consultation and customized services; after sales, we have a professional after-sales team to provide timely and satisfactory technical support and product maintenance. With excellent product competitiveness and comprehensive service, the company has successfully earned the trust of numerous customers. Relying on our technological advancements, we continuously improve efficiency and product quality, and consistently adhere to serving the market with superior products.
2009Year
Company incorporation1Million
Registered capital365Day
Attentive service to customers24Hour
Customer Service: Careful and attentiveNews
Selecting a humidity chamber is a critical investment that requires balancing technical specifications with long-term operational needs.
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The ceiling fan airflow testing device is a core piece of equipment for evaluating ceiling fan performance, energy efficiency rating, and airflow characteristics. Its operational accuracy directly affects product compliance and data reliability.
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Among the commonly mentioned assessment methods are the ‘glow wire test‘ and the ‘UL 94 fire resistance test.‘ Although both aim to assess the fire risk of materials, their testing principles, simulated scenarios, applicable standards, and judgment logic are fundamentally different.
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The wheelchair dynamic stability testing machine is a key testing equipment for evaluating the anti rollover ability of wheelchairs under dynamic conditions such as slopes, turns, and emergency stops. It is widely used in medical device quality inspection, product development, and standard certification. Scientific calibration and standardized maintenance are crucial to ensure the accuracy of test data and the long-term stable operation of equipment.
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The air purifier test chamber is the core equipment for evaluating the key performance of purifiers, such as clean air volume (CADR) and pollutant removal rate. The accuracy of its test results is directly related to product rating and market access. Among various influencing factors, the airtightness of the testing chamber is a fundamental condition for ensuring the reliability of experimental data. Once there is a leak, it will cause systematic deviation in the detection results.
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