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Académie
Electrical
NABCEP PV Associate Certification
Grounding, Bonding & Fault Protection
Vérification des connaissances
Grounding, Bonding & Fault Protection
Vérification des connaissances
Vérification des connaissances
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A DC Arc Fault Circuit Interrupter (AFCI) for PV systems is designed to detect
A
Overcurrent conditions exceeding 150% of rated string current
B
Series arc faults in DC wiring that can cause fires but may not trip conventional overcurrent devices
C
Ground faults from the array to earth
D
Anti-islanding events when the grid goes down
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