Effective May 2017 Technical Data 2013 Supersedes July 2009 GBB 1⁄4" x 1 1⁄4" Very-fast acting ceramic tube fuses Agency information • UL Recognized Card: 1-30A (JFHR2, E56412) • CSA Component Accepted Card: 1-30A (Class 1422-30 File 53787) Ordering • Specify packaging, product, and option code Product features Electrical Characteristics • Very fast-acting Rated Current % of Amp Rating Opening Time • Optional axial leads available 100% None • 1⁄4" x 1 1⁄4" (6.3 x 32mm) physical size 1 - 20A 150% 2 minutes maximum • Ceramic tube, nickel-plated brass endcap 250% 1 seconds maximum 400% - construction 100% None • 100pc-carton quantity weighs 1.0 lb (0.45 kg) 150% 2 minutes maximum • UL Recognized product meets standard 248-14 25, 30A 250% 6 seconds maximum 400% - Specifications Voltage AC Interrupting DC Interrupting Typical DC Cold Typical Part Number Rating Rating (amps)* Rating (amps)* Resistance Voltage Vac Vdc 250Vac 125Vac 125Vdc (Ω)** Drop (V)‡ GBB-1-R 250 125 200 10,000 10,000 0.17750 0.2096 GBB-1-1/4-R 250 125 200 10,000 10,000 0.17900 0.2497 GBB-2-R 250 125 200 10,000 10,000 0.06620 0.1687 GBB-3-R 250 125 200 10,000 10,000 0.04475 0.1816 GBB-4-R 250 125 200 10,000 10,000 0.03175 0.1778 GBB-5-R 250 125 200 10,000 10,000 0.02125 0.1217 GBB-6-R 250 125 200 10,000 10,000 0.01800 0.1324 GBB-7-R 250 125 200 10,000 10,000 0.01550 0.1355 GBB-8-R 250 125 200 10,000 10,000 0.01360 0.1144 GBB-9-R 250 125 200 10,000 10,000 0.01070 0.1218 GBB-10-R 250 125 200 10,000 10,000 0.00934 0.0877 GBB-12-R 250 125 200 10,000 10,000 0.00620 0.0806 GBB-15-R 250 125 200 10,000 10,000 0.00472 0.0735 GBB-20-R 250 125 200 200 200 0.00330 0.0728 GBB-25-R 250 125 200 200 200 0.00252 0.0610 GBB-30-R 250 125 200 200 200 0.00206 0.0657 * Interrupting ratings: Interrupting ratings for 1-15A at 125Vdc was measured at 10,000A, 3.5 ms maximum, with time constant. R atings 20-30A at 125Vdc were measured at 200A, 0.5 ms maximum, with time constant. Ratings 1-15A at 125Vac were measured at 10,000A, and 70% - 80% power factor. The interrupting ratings for 1-30A at 250Vac were measured at 90% - 100% power factor. ** DC Cold Resistance (Measured at <10% of rated current) † Typical Melting I2t (I2t was measured at listed interrupting rating and rated voltage) Interrupting ratings were measuerd at 70% to 80% power factor on AC. ‡ Typical Voltage drop (Voltage drop was measured at 25°C±3°C ambient temperature at rated current)

Technical Data 2013 GBB Effective May 2017 1⁄4" x 1 1⁄4" Very-fast acting ceramic tube fuses Dimensions - mm/in Time-Current Curve 38.10 32.82 38.10 Current in Amps (1.500) (1.292) (1.500) 6.76 DIA. OF LEADS (0.266) 0.81 0–15 AMP: (01..00322) 11-1/4 2 356789101215202530 20–30 AMP: (0.040) 31.75 6.35 (1.250) (0.250) ME IN SECONDS TIME IN SECONDS TI Current in Amps Packaging Packaging Code Description BK 100 fuses packed into a cardboard carton BK1 1,000 fuses packed into a cardboard carton Option Code Option Code Description B Sealed to withstand aqueous cleaning (board washable) V Axial leads - copper tinned wire with nickel plated brass overcaps Life Support Policy: Eaton does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. 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. Eaton Electronics Division 1000 Eaton Boulevard Cleveland, OH 44122 United States www.eaton.com/electronics © 2017 Eaton All Rights Reserved Eaton is a registered trademark. Printed in USA Publication No. 2013 BU-SB09209 All other trademarks are property May 2017 of their respective owners.

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: E aton: BK/GBB-1-1/4-R BK/GBB-3-R BK/GBB-30-R BK/GBB-7-R BK/GBB-6-R BK/GBB-5-R BK/GBB-4-R BK/GBB-20-R BK/GBB-9-R BK/GBB-1-R BK/GBB-8-R BK/GBB-25-R BK/GBB-2-R BK/GBB-15-R BK/GBB-12-R BK/GBB-10-R BK/GBB-17-1/2-R GBB-1-R GBB-25-R GBB-2-R GBB-5-R GBB-7-R GBB-10-R GBB-12-R GBB-15-R GBB-20-R GBB-30-R GBB-3-R GBB-4-R GBB-6-R GBB-8-R GBB-9-R GBB-V-10-R GBB-V-12-R GBB-V-15-R GBB-V-1-R GBB-V-20-R GBB-V-25-R GBB-V-2-R GBB-V-30-R GBB-V-3-R GBB-V-4-R GBB-V-5-R GBB-V-6-R GBB-V-7-R GBB-V-8-R GBB-V-9-R BK/GBB-V-10-R BK/GBB-V-12-R BK/GBB-V-15-R BK/GBB-V-1-R BK/GBB-V-20-R BK/GBB-V-25-R BK/GBB-V-2-R BK/GBB-V-30-R BK/GBB-V-3-R BK/GBB-V-4-R BK/GBB-V-5-R BK/GBB-V-6-R BK/GBB-V-7-R BK/GBB-V-8-R BK/GBB-V-9-R GBB-1-1-4-R GBB-17-1-2-R GBB-17-1/2-R GBB-1-1/4-R