BIF Document Semiconductor Fuse 20-30A, 1000 Volts 35785315 Size 14≈ 67 104 6 4 2 103 6 4 2 102 6 4 Virtual Pre-Arcing Time In Seconds 2 101 6 4 FWJ-20A14F FWJ-25A14F FWJ-30A14F 2 100 6 4 2 10–1 6 4 2 10–2 6 4 2 10–3 6 4 2 10–4 101 2 4 6 8 102 2 4 6 8 103 Prospective Current In Amperes RMS Pre-Arcing Time-Current Characteristic Curves FWJ 20A14F-30A14F 1-17-01 SB00233 BUSSMANN P.O. Box 14460 St. Louis, MO 63178-4460 U.S.A. Phone: 636-394-2877 Fax: 800-544-2570 Int’l Fax: 636-527-1413 Approved: NN Rev. Date: SEPT-97 BUSSMANN U.K. Burton-on-the-Wolds Leicestershire LE12 5TH England Phone: 44-1509-882737 Fax: 44-1509-882786 Page Pub. Date: BUSSMANN DENMARK 5 Literbuen DK-2740 Skovlunde Copenhagen, Denmark Phone: 45-4485-0900 Fax: 45-4485-0901 Bussmann reserves the right without notice to change design and/or discontinue distribution of this product. 1 of 2 JAN-98 BIF Document Semiconductor Fuse 20-30A, 1000 Volts 35785315 Size 14≈ 67 104 6 4 FWJ-30A14F FWJ-25A14F FWJ-20A14F Peak Let-Through Current 2 103 6 4 2 102 6 4 2 101 101 2 4 6 102 2 4 6 103 2 4 6 104 2 4 6 105 2 Prospective Short-Circuit Current Symmetrical RMS Peak Let-Through Cut-Off Current Characteristic Curves FWJ 20A14F-30A14F 1-17-01 SB00233 Approved: NN Rev. Date: SEPT-97 Page Pub. Date: 2 of 2 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.