FRN-R-20 Cooper/Bussmann, FRN-R-20 Datasheet - Page 2

• Manufacturer Part Number: FRN-R-20
• Description: FUSE, 20A, 250V, TIME DELAY
• Manufacturer: Cooper/Bussmann
• Series: Fusetronr
• Type: Time Lagr

Specifications of FRN-R-20

• Voltage Rating Vdc: 125V
• Voltage Rating Vac: 250V
• Fuse Current: 20A
• Blow Characteristic: Time Delay
• Fuse Size Imperial: 0.56 X 2"
• Fuse Terminals: Ferrule
• Peak Reflow Compatible (260 C): No
• Brand/series: Fusetron®/FRN-R Series
• Class: Class RK5
• Current, Rating: 20 A
• Current, Ratings: 20 A
• Diameter: 0.56 +⁄-0.008 in.
• Dimensions: 0.56x2 "
• Length: 2 in. +⁄-0.31 in.
• Material, Body: Fiberglass
• Mounting Type: Clip
• Primary Type: Cylinder
• Size: 30A
• Termination: Cartridge
• Voltage, Rating: 250/125 VAC/VDC
• Dual-element, Time Delay: 10 Seconds (Min.) at 500% Rated Current
• Current Rating: 20 Amps
• Voltage Rating: 250 Volts
• Fuse Size / Group: Class RK5
• Termination Style: Cartridge
• Fuse Type: Time Delay / Slow Blow
• Product: Industrial Power Fuse
• Interrupt Rating: 200 KAmps
• Mounting Style: Press Fit
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Current-Limitation Curve
Time-Current Characteristic Curves–
Average Melt
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 informa-
tion 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.
10-08 BU-SB08353
© 2009 Cooper Bussmann
St. Louis, MO 63178
www.cooperbussmann.com
A–B–Asymmetrical Available Peak (2.3 x Sym RMS Amps)
RMS Symmetrical Currents In Amps
Time-Current Characteristic Curves–Average Melt
Page 2 of 2
8 10 15
30
60
Data Sheet 1019