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Qaagi - Book of Why

Causes

Effects

damaged power lines or lightning strikes(passive) caused byPower voltage surges

faulty power lines or lightning strikes(passive) caused bypower voltage surges

its rising time ... short enoughto causeover voltage in the power system

di / dtwill causesurge voltage across the IGBT

protection ... more distant lightning strikescausesystem voltage surges

all the coupling mechanisms ... presentresultingin a voltage surge to the power system

In a typical situation , all the coupling mechanisms may be presentresultingin a voltage surge to the power system

the introduction of a large amount of PVscausesvoltage fluctuation in power system

transiently turning off the loadto causepower supply voltage surge

from 5 % to 12 %(passive) can be setVoltage drop of power system

different waysto preventvoltage collapse in the power system

a peak of electrical current within an appliancecan causea peak of electrical current within an appliance

damage or destroys electrical equipmentcausesdamage or destroys electrical equipment

the bulbs to blowcausedthe bulbs to blow

damage or can destroy electrical equipmentcausesdamage or can destroy electrical equipment

Manual or Auto reset as usercan setManual or Auto reset as user

the lights failcausingthe lights fail

D - sub connectorUS5675467preventingD - sub connectorUS5675467

D - sub connectorUS5720626preventingD - sub connectorUS5720626

D - sub connectorUS5681173preventingD - sub connectorUS5681173

D - sub connectorUS5716239preventingD - sub connectorUS5716239

while transferring the datacan resultwhile transferring the data

the voltage unbalance(passive) caused bythe voltage unbalance

the neutral displacement signal(passive) caused bythe neutral displacement signal

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