IEC 60801 PDF
IEC Electromagnetic Compatibility for Industrial-Process Measurement and Control Equipment Part 4: Electrical Fast Transient/Burst Requirements. IEC Ed. Electromagnetic Compatibility For Industrial-process Measurement And Control Equipment – Electrostatic Discharge Requirements Applies. Find the most up-to-date version of IEC at Engineering
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Summary Electrostatic discharge testing has evolved from a company-based reliability test in the s and s to a performance test on electronic products in the timeframe. 600801 electronic components changed from electronic tubes to solid state electronics in the s, companies became concerned with damage to electronic components and interruption of normal operation of electronic equipment. Subscription – always available and updated A web 660801 provides an easy and secure access to standards, and you are guaranteed to always have the latest edition.
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The standard carefully pointed out in a NOTE that: While they were developing the HCP, they realized the HCP could be turned on its side to represent a vertical metal file cabinet and they proceeded to design the cash register to pass that test also that HCP on its side is the present-day Vertical Coupling Plane VCP test.
The s and s saw individual companies developing their own test values and test techniques.
The insulating support between the EUT ifc the earth reference plane is 10 cm thick. The version shows a much larger horizontal coupling plane than the standard, a vertical coupling plane unmentioned ina ground reference plane on the floor, and grounding cables between the horizontal coupling plane and vertical coupling plane and the ground reference plane with kohm resistors on both ends of the grounding cables.
The international standards organizations got involved in the s with the release of IEC on ESD limits and test methods.
NOK 1 ,00 excl. Your basket is empty. The discharge resistance was often taken as ohms; the resistance of the human finger. The output voltage was up to 8 kVolts for contact discharge and 15 kVolts for air discharge; both positive and negative.
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The engineers took the Australian engineer into the controlled environment and asked him to shuffle his feet while connected to the electrostatic voltmeter.
The EMC engineers very-cleverly developed an all-plastic cash register and the ESD gun would not discharge to the cash register, and, therefore, by definition the product passed the ESD test. Electromagnetic compatibility for industrial-process measurement and control equipment – Part 2: Immunity for residential, commercial and light-industrial environments.
People in cold climates were very familiar with the ESD effect in a low-relative humidity environment as was frequently experienced in indoor environments in the winter time. They eventually came up with design fixes that allowed the all-plastic register to pass the ESD test. The faster, easier way to work with standards. One of the major changes in the standard was that the contact discharge was the preferred test method not the air discharge method.
Note that there is no ground reference plane on the floor, the earth reference plane is on top of the table and it is grounded to a mains terminal earth connection via a cable. Therefore, it has been decided to retain the term ESD in the title. Customers who bought this product also bought BS EN The s and s Most electronic companies in the s and s were aware of and concerned with ESD.
The contact discharge was a more repeatable event than the air discharge method. Needless to say, the lab made that fact known while in parallel it developed an engineering fix to its product to allow it to pass 18 Kilovolts.
In most cases, the companies ic at a recommended 5 kilovolts amplitude; when the companies products could all pass that level, the consultants would recommend volts amplitude and so on! The grounding cable from the VCP and the HCP to the ground reference plane had kohm resistors located at each end of the jec. From the technical point of view, the more precise term for this phenomenon would be static electricity discharge. It was decided to go with the standard green nylon carpet to begin with.
The key parameters of the ESD Generator remained constant at pF for the energy storage capacitor and the discharge resistance is ohms. You need to log in before adding standards to the monitoring service.
Figure 2 Second Edition of IEC The second edition of IEC was released in and it cancelled and replaced the first edition published inits Amendment 1 and its Amendment 2 At that time, they had an air-discharge ESD gun which was used for their product development testing. For further information, contact Dan at danhoolihanemc aol.
Take the smart route to manage medical device compliance. A number of volunteers were organized and asked to shuffle their feet on the carpet in a controlled humidity environment while holding on to a scientific electrostatic voltmeter. Accept and continue Learn more about the cookies we use and how to change your settings.
Electrostatic discharge ESD phenomena have been known since the Greek civilization was dominant thousands of years ago. Search all products by. You may find similar items within these categories by selecting from the choices below:. The test was an air-discharge test. The edition did have a requirement for discharging to the earth reference plane to simulate discharges to objects in the vicinity of the Equipment Under Test EUT.
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The values of the parameters of the discharge current had to be verified with a 1 GHz oscilloscope. The emphasis has switched from the susceptibility of equipment to quoting how immune a product is to air-discharge and contact discharges from a portable ESD tester whose output is compliant with the latest international standard criteria.
The parameter of the ESD Generator stayed constant from the — standard; that is, the energy storage capacitor was pF, the discharge resistance was ohms, and the output voltage of 8 kV for contact discharge and 15 kV for air discharge.
The amplitudes were quoted in both the negative and positive polarities.
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This website is best viewed with browser version of up to Microsoft Internet Explorer 8 or Firefox 3. One product made by the computer company iev a wide distribution in Australia and it had ESD problems whereas deliveries to other countries had no ESD problems.
The s saw the release of the IBM-Personal Computer in which legitimized the PC market and it saw a movement of the computer industry and similar electronic 660801 medical equipment, laboratory equipment, etc.