The FWP-30A14Fa is a high-speed, UL-listed, non-indicating fuse commonly found in DC common buses, DC drivers, power rectifiers/converters, and reduced voltage starters.  The FWP-30A14a has ratings of 700 Vac / Vdc, 30 Amps, 200 kAIC at 700 Vac, and 50 kAIC at 700 Vdc.  The fuse dimensions are 51mm (2.00”) X 14.3mm (0.563”).