in put of my power supply ~ 230vac 50hz
output 1 ~ fix 250 v ac from 4 amp..variac > digital volt & amp. meter
output 2 ~ 0 to 270 v ac from 4 amp. variac.> load (ac circuit under test)
output 3 ~ o to 270 volt dc ( path ac > variac > variable ac output of variac > isolation transformer > bridge rectifier > LCR filter > variable dc output > load (dc circuit under test)
can any one suggest precise perfect current protective devices with its perfect location in circuit with its ratings for the above power supply which protects power supply, main ac supply and user from all hazardous shock and accident & with these device power supply satisfy overload & short circuit protection condition too.
output 1 ~ fix 250 v ac from 4 amp..variac > digital volt & amp. meter
output 2 ~ 0 to 270 v ac from 4 amp. variac.> load (ac circuit under test)
output 3 ~ o to 270 volt dc ( path ac > variac > variable ac output of variac > isolation transformer > bridge rectifier > LCR filter > variable dc output > load (dc circuit under test)
can any one suggest precise perfect current protective devices with its perfect location in circuit with its ratings for the above power supply which protects power supply, main ac supply and user from all hazardous shock and accident & with these device power supply satisfy overload & short circuit protection condition too.
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