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Thermocouple is a commonly used temperature measuring component in temperature measuring instruments. It directly measures the temperature and converts the temperature signal into a thermoelectric potential signal, which is converted into the temperature of the measured medium by an electric meter ... Read More
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The water spray test apparatus is to consisted of three spray heads mounted in a water supply pipe rack, the test is using fresh water. The outer enclosure is to be positioned in the focal area of spray heads so that the greatest quantity of water is likely to enter the outdoor enclosure, the water ... Read More
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1. Application scope The IEC60695-5-11 specifies a needle test to simulate the effect a small flame which may result from fault conditions, in order to assess by a simulation technique the fire hazard. It is applicable to electro-technical equipment, its sub-assemblies and components and solid ... Read More
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There are three kinds of environment test chambers for temperature and humidity includes constant temperature and humidity test chamber, thermal shock test chamber and high-low temperature test chamber. Generally, the lab only do the high temperature and low temperature test, but sometimes, it will ... Read More
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JISD0302 is the Japanese standard for automobile parts against moisture, rain and spray water. The test grade includes M1, M2, R1, R2, S1, S2, D1, D2 and D3. 1. Classification: Type Symbol Test Purpose Moisture Test M1 Auto parts against moisture M2 Auto parts against high temperature and moisture ... Read More
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At the year of 1986, the IESNA (Illumination Engineering Society of North America) published the earliest standard file format for electronic transfer photometric data of lightings and luminaire (IESNA LM-63-1986: IES Recommended Standard File Format for Electronic Transfer Photometric Data), and it ... Read More
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Glow wire testing is an electrical safety test designed to evaluate the flame resistant properties of plastic materials used in electrical devices. IEC60695-2-11 describes the glow-wire test conducted on end products (the GWEPT, or glow-wire end product test). Its purpose is to ensure the end ... Read More
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Withstand voltage tester can be called electrical insulation strength tester, dielectric strength tester, high voltage tester, hipot tester and etc. Its woking pricinple is: a specified AC or DC high voltage is applied between the live part of the appliance and the non-charged part (generally the ... Read More
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For heating appliance and combined appliance: 1. Appliances normally placed on a floor or table in use, are placed on the floor and as near to the wall as possible. 2. Appliances normally fixed on a wall shall fixed on one of the walls, and as near to other wall and floor or ceiling as is likely to ... Read More
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ISO17025 is the international standard for laboratory accreditation services; the latest version is released in May, 2005. The full name of ISO/IEC17025:2005-5-15 is Accreditation Criteria for the Competence of Testing and Calibration Laboratories. ISO17025 standard is the laboratory management ... Read More
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