Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun physics The difference between the
electric potential of anelectrode orcell under the passage of acurrent and thethermodynamic value of the electrode or cell potential in the absence ofelectrolysis ;overpotential . - noun The
hazardous condition that occurs when thevoltage in acircuit is raised above that for which it was designed.
Etymologies
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Examples
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The direct earthing of a point of the network is prevented by installing a so called overvoltage protector.
1. Protective measures against too high a contact voltage and conduct following electrical accidents Werner Boschitsch 1991
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I tried using the bad jack on an identical motherboard and it caused an "overvoltage" (over-amperage for the engineers) there, too.
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I tried using the bad jack on an identical motherboard and it caused an "overvoltage" (over-amperage for the engineers) there, too.
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I recently lost equipment worth a couple of hundred dollars because of a 60 Hz overvoltage: several electronic tranformers of phones, electronic components of garage door opener and of audio components on stand by mode.
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A voltage higher than 139,7 V in a 127 V system (outside the accepted tolerance) is a power frequency overvoltage.
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And overvoltage and undervoltage refer to a voltage with a value at least 10% above or below, respectively, the nominal voltage for a period of time greater than 1 minute.
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And overvoltage and undervoltage refer to a voltage with a value at least 10% above or below, respectively, the nominal voltage for a period of time greater than 1 minute.
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A voltage higher than 139,7 V in a 127 V system (outside the accepted tolerance) is a power frequency overvoltage.
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But when you get a power frequency overvoltage on top of it, products which are permanently on or on stand by mode may be endangered.
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But when you get a power frequency overvoltage on top of it, products which are permanently on or on stand by mode may be endangered.
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