Electronics

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Consumer unit change Testing prospective earth fault current PEFC as one of the two measurements of Prospective Fault Current PFC DB.jpg ... Consumer unit change This MCB sparked causing the damage shown Likely cause was poor contact due to the locating screw not being tight enough DB.jpg

Thumbnail	Exhibit Name
	Consumer unit change Testing prospective earth fault current PEFC as one of the two measurements of Prospective Fault Current PFC DB.jpg (Electronics)
	Consumer unit change Testing prospective short circuit current PSCC as one of the two measurements of Prospective Fault Current PFC DB.jpg (Electronics)
	Consumer unit change Testing ring continuity on phase conductor DB.jpg (Electronics)
	Consumer unit change Testing Ze earth loop fault impedance DB.jpg (Electronics)
	Consumer unit change This is the fuse board with burned out MCB removed DB.jpg (Electronics)
	Consumer unit change This is the new consumer unit with the cables connected ready for testing DB.jpg (Electronics)
	Consumer unit change This is the new consumer unit without the cables connected DB.jpg (Electronics)
	Consumer unit change This MCB sparked causing the damage shown Likely cause was poor contact due to the locating screw not being tight enough DB.jpg (Electronics)