BK/GBB-3-R

⁄4" x 1 1⁄4" Ceramic Tube Fuses 1 GBB Series, Very Fast-Acting Description • Very fast-acting • Optional axial leads available • 1⁄4" x 1 1⁄4" (6.3 x 32mm) physical size • Ceramic tube, nickel-plated brass endcap construction • 100pc-carton quantity weighs 1.0 lb (0.45 kg) • UL Recognized product meets standard 248-14 Electrical Characteristics Rated Current % of Amp Rating Opening Time 100% None 150% 2 minutes maximum 1 - 20A 250% 1 seconds maximum 400% 100% None 150% 2 minutes maximum 25, 30A 250% 6 seconds maximum 400% - Dimensions - mm/in 32.82 (1.292) 38.10 (1.500) 6.76 (0.266) 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 38.10 (1.500) DIA. OF LEADS 0.81 0–15 AMP: (0.032) 20–30 AMP: 1.02 (0.040) 31.75 (1.250) 6.35 (0.250) Specifications Part Number GBB-1-R GBB-1-1/4-R GBB-2-R GBB-3-R GBB-4-R GBB-5-R GBB-6-R GBB-7-R GBB-8-R GBB-9-R GBB-10-R GBB-12-R GBB-15-R GBB-20-R GBB-25-R GBB-30-R Voltage Rating Vac Vdc 250 125 250 125 250 125 250 125 250 125 250 125 250 125 250 125 250 125 250 125 250 125 250 125 250 125 250 125 250 125 250 125 AC Interrupting Rating (amps)* 250Vac 125Vac 200 10,000 200 10,000 200 10,000 200 10,000 200 10,000 200 10,000 200 10,000 200 10,000 200 10,000 200 10,000 200 10,000 200 10,000 200 10,000 200 200 200 200 200 200 DC Interrupting Rating (amps)* 125Vdc 10,000 10,000 10,000 10,000 10,000 10,000 10,000 10,000 10,000 10,000 10,000 10,000 10,000 200 200 200 Typical DC Cold Resistance Ω)** (Ω 0.17750 0.17900 0.06620 0.04475 0.03175 0.02125 0.01800 0.01550 0.01360 0.01070 0.00934 0.00620 0.00472 0.00330 0.00252 0.00206 * Typical Voltage Drop (V)‡ 0.2096 0.2497 0.1687 0.1816 0.1778 0.1217 0.1324 0.1355 0.1144 0.1218 0.0877 0.0806 0.0735 0.0728 0.0610 0.0657 Interrupting ratings: Interrupting ratings for 1-15A at 125Vdc was measured at 10,000A, 3.5 ms maximum, with time constant. Ratings 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