Technical Data 720038 Effective December, 2015 Supersedes August, 2003 BUSSMANN SERIES FWH 6x32mm high speed ferrule fuses Agency information • CE • RoHS compliant • UL® Recognized JFHR2, E91958, 0.25-7A • UL Recognized JDYX2, E19180, 10-30A • CSA® Component Acceptance file Class 1422-30, 1422-90 (53787) 0.25-7A Opening times: Catalog symbols: • FWH-(amp)A6F • FWH-(amp)A6FR (RoHS compliant) • FWH5-(amp)A6F • FWH5-(amp)A6FR (RoHS compliant) Amp range 150% 200% 300% 0.25-7A > 30 min. > 30 min. ≤ 10 sec. 10-30A > 30 min. > 30 min. ≤ 10 sec. Dimensions: 31.8 (1.25) 6.4 (0.25) Description: Eaton’s Bussmann® series of FWH 6x32mm ferrule high speed fuses are for the protection of DC common bus, DC drives, power converters/rectifiers and reduced rated voltage starters. Specification: Ratings • • Volts 3.2 (0.125) Features: • Low watts loss in a compact size • Excellent cycling capability and DC performance • Low arc voltage and low energy let-through (I2t) • 500Vac (0.25-1A and 3.15-30A) • 1000Vac (2A) Typical applications: • 600Vdc (1-5A) • DC common bus • DC drives • Power converters/rectifiers • Reduced voltage starters Amps • 0.25-30A Interrupting rating • • 50kA AC (0.25-1A and 3.15-20A) • 30kA AC (2A) • 20kA AC (25-30A) • 50kA DC (1-5A) FWH 6x32mm high speed ferrule fuses Technical Data 720038 Effective December 2015 Catalog numbers: Amps 0.25 0.5 1 2 3.15 4 5 6.3 7 10 12.5 15 16 20 25 30 Rated voltage Vac 500 500 500 1000 500 500 500 500 500 500 500 500 500 500 500 500 I2t (A2s) Vdc — — 600 600 600 600 600 — — — — — — — — — Pre-arcing 0.01 0.05 0.4 1.3 3.1 — 15 36 50 9.9 20 44 48 75 126 145 Clearing @ 500Vac 0.05 0.25 2 3.5 7.7 — 40 90 125 139 60 146 177 259 345 430 Watts loss (W) 2.7 1.2 1.7 3.2 2.9 — 2.1 2.3 2.5 2.86 3.53 3.08 4.48 4.26 — — Catalog numbers Standard FWH-250A6F FWH-500A6F FWH-001A6F FWH-002A6F FWH-3.15A6F FWH-004A6F FWH-005A6F FWH-6.30A6F FWH-007A6F FWH5-010A6F FWH5-12-5A6F FWH5-015A6F FWH5-016A6F FWH5-020A6F FWH-025A6F FWH-030A6F RoHS compliant FWH-250A6F FWH-500A6F FWH-001A6F FWH-002A6F FWH-3.15A6F FWH-004A6F FWH-005A6F FWH-6.30A6F FWH-007A6F FWH5-010A6FR FWH5-12-5A6FR FWH5-015A6FR FWH5-016A6FR FWH5-020A6FR FWH-025A6FR FWH-030A6FR 0.25-7A 300% minimum opening current at rated voltage. 10-30A 200% minimum opening current at rated voltage. The only controlled copy of this data sheet is the electronic read-only version located on the Eaton network drive. All other copies of this 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. Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton 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. Eaton 1000 Eaton Boulevard Cleveland, OH 44122 United States Eaton.com Bussmann Division 114 Old State Road Ellisville, MO 63021 United States Eaton.com/bussmannseries © 2015 Eaton All Rights Reserved Printed in USA Publication No. 720038 — BU-SB15288 December 2015 For Eaton’s Bussmann series product information, call 1-855-287-7626 or visit: Eaton.com/bussmannseries Eaton and Bussmann are valuable trademarks of Eaton in the US and other countries. You are not permitted to use the Eaton trademarks without prior written consent of Eaton. CSA is a registered trademark of the Canadian Standards Group. UL is a registered trademark of the Underwriters Laboratories, Inc. Follow us on social media to get the latest product and support information.