FRN-R-20

Fusetron® FRN-R Dual-Element, Time-Delay Fuses Class RK5 - 250 Volt ⁄10-60A 1 Dimensional Data 2" (± 0.31) 0.56" (± 0.008) 1/10 A to 30A 3" (± 0.31) 0.81" (± 0.008) 35A to 60A Catalog Symbol: FRN-R Current-Limiting Dual-Element, Time-Delay – 10 seconds (minimum) at 500% rated current (8 seconds for 0-30A sizes) Ampere Rating: 1⁄10 to 60 Amperes Voltage Rating: 250Vac (or less) Interrupting Rating: 200,000A RMS Sym. DC Ratings: 20,000 AIC @ 125Vdc Agency Information: UL Listed, Std. 248-12, Class RK-5, Guide JDDZ, File E4273 CSA Certified, C22.2 No. 248.12, Class 1422-01, File 53787 Catalog Numbers FRN-R-1⁄10 FRN-R-18⁄10 FRN-R-1⁄8 FRN-R-2 FRN-R-9 FRN-R-15⁄100 FRN-R-21⁄4 FRN-R-10 FRN-R-2⁄10 FRN-R-21⁄2 FRN-R-12 FRN-R- ⁄4 FRN-R-28⁄10 FRN-R-15 FRN-R-3⁄10 FRN-R-3 FRN-R-171⁄2 Fuse Reducers For Class R Fuses FRN-R-4⁄10 FRN-R-3 2⁄10 FRN-R-20 FRN-R-1⁄2 FRN-R-31⁄2 FRN-R-25 Equipment Fuse Clips FRN-R-6⁄10 FRN-R-4 FRN-R-30 60A FRN-R-8⁄10 FRN-R-41⁄2 FRN-R-35 FRN-R-1 FRN-R-5 FRN-R-40 FRN-R-11⁄8 FRN-R-5 6⁄10 FRN-R-45 FRN-R-1 ⁄4 FRN-R-6 FRN-R-50 FRN-R-14⁄10 FRN-R-61⁄4 FRN-R-60 FRN-R-11⁄2 FRN-R-7 — FRN-R-16⁄10 FRN-R-71⁄2 — 1 1 FRN-R-8 General Information: • Provides motor overload, ground fault and short-circuit protection. • Helps protect motors against burnout from overloads. • Helps protect motors against burnout from single phasing on three phase systems. • Simplifies and improves blackout prevention (selective coordination). • Dual-element fuses can be applied in circuits subject to temporary motor overloads and surge currents to provide both high performance short-circuit and overload protection. • The overload element provides protection against low level overcurrent of overloads and will hold an overload which is five times greater than the ampere rating of the fuse for a minimum of ten seconds. 100A 200A No. 263-R No. 213-R 60A No. 216-R 60A No. 226-R Terminal Screw w/ — Pres. Plate SR PR Type (Suffix No.) 1 ⁄2˝ Box Lug w/ — Clip QuickCU only Connect CR COR QR R25030-2 SR PR CR COR R25030-3 SR PR CR COR — 1 R25060-1 SR — CR — — to 2 R25060-2 SR — CR — — 60 3 R25060-3 SR — CR — — Weight* Lbs. Kg. 0–15 10 0.40 0.181 17.5–30 10 0.50 0.227 Amps 1 ⁄10 35–60 10 1.00 0.453 to 2 30 3 31 10-08 BU-SB08353 30A 30A (Clip Retaining Spring Standard, Suffix “R”) See Data Sheet 1110 Carton Qty. *Weight per carton. Catalog Number (Pairs) 250V Fuseblocks for Class R Fuses Carton Quantity and Weight Ampere Ratings Desired Fuse (Case) Size Page 1 of 2 Basic Catalog Poles Number 1 R25030-1 Data Sheet 1019 — Time-Current Characteristic Curves– Average Melt Time-Current Characteristic Curves–Average Melt 8 10 15 30 60 Peal Current In Amps Current-Limitation Curve RMS Symmetrical Currents In Amps A–B–Asymmetrical Available Peak (2.3 x Sym RMS Amps) The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann 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. Cooper Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Cooper 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. © 2009 Cooper Bussmann St. Louis, MO 63178 www.cooperbussmann.com 10-08 BU-SB08353 Page 2 of 2 Data Sheet 1019