NEMA ABP 5-2015 shows why it is important to understand how the short circuit interrupting ratings are assigned to a combination of two or more overcurrent protective devices which are connected in series, and in which the rating of the downstream device(s) in the combination is less than the series rating.
NEMA ABP 5-2015
Original price was: $55.00.$27.00Current price is: $27.00.
Series Ratings – A NEMA Low Voltage Distribution Equipment Section White Paper
National Electrical Manufacturers Association , 2015
Pages: 12
