BIF Document Semiconductor Fuse 5-60A, 750 Volts 35785031 Size 20 127 25 146 104 6 4 FWK-15A20F 2 FWK-20A20F 103 FWK-25A20F 6 FWK-30A20F 4 FWK-40A25F FWK-50A25F 2 FWK-60A25F 2 10 Virtual Pre-Arcing Time In Seconds 6 4 2 101 6 4 2 100 6 4 FWK-5A20F FWK-8A20F 2 FWK-10A20F --1 10 6 4 2 --2 10 --3 4x10 2 4 6 8 101 2 4 6 8 102 2 4 6 8 103 Prospective Current In Amperes RMS Pre-Arcing Time-Current Characteristic Curves FWK 5A20F-30A20F FWK 35A25F-60A25F 12-28-98 SB98107 Rev. A BUSSMANN P.O. Box 14460 St. Louis, MO 63178-4460 U.S.A. Phone: 314-394-2877 Fax: 800-544-2570 Int'l Fax: 314-527-1413 BUSSMANN U.K. Burton-on-the-Wolds Leicestershire LE12 5TH England Phone: 44-1509-882737 Fax: 44-1509-882786 Approved: NN Rev. Date: NOV-79 BUSSMANN DENMARK 5 Literbuen DK-2740 Skovlunde Copenhagen, Denmark Phone: 45-4485-0900 Fax: 45-4485-0901 Page Pub. Date: 1 of 1 JAN-98 The only controlled copy of this BIF document is the electronic read-only version located on the Bussmann Network Drive. All other copies of this BIF document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.