⁄4" x 1 1⁄4" Fuses 1 MDQ Series Dual-Element, Time-Delay, Glass Fuse Description • Dual-element, time-delay • 1⁄4" x 1 1⁄4" (6.3 x 32mm) physical size • Glass tube, nickel-plated brass endcap construction • UL Listed product meets standard 248-14 • Available with axial leads Rated Current ⁄16 - 30A 1 Electrical Characteristics % of Amp Rating Opening Time 100% None 135% 60 minutes maximum 200% 120 seconds maximum Dimensions - mm (in) Agency Information • UL Listed Card: MDQ-1⁄16 - 7A (Guide JDYX, File E19180) • UL Recognition Card: MDQ-7.5 - 15A (Guide JDYX2, File E19180) • CSA Component Acceptance Card: MDQ-1⁄16 - 15 (Class 1422-01) Ordering • Specify packaging, product, and option code (i.e., Bk-MDQ-BV-1) with axial leads Specifications Product Code MDQ-1/16 MDQ-1/10 MDQ-1/8 MDQ-3/16 MDQ-2/10 MDQ-1/4 MDQ-3/10 MDQ-3/8 MDQ-1/2 MDQ-3/4 MDQ-1 MDQ-1-1/4 MDQ-1-1/2 MDQ-2 MDQ-2-1/4 MDQ-2-1/2 MDQ-3 MDQ-4 MDQ-5 MDQ-6 MDQ-6-1/4 MDQ-7 MDQ-8 MDQ-9 MDQ-10 MDQ-15 Voltage Rating Vac 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 32 32 32 32 Interrupting Rating Amps 35 35 35 35 35 35 35 35 35 35 35 100 100 100 100 100 100 200 200 200 200 200 1,000 1,000 1,000 1,000 Typical DC Cold Resistance (Ω)** 83.30000 35.00000 21.50000 10.00000 8.65000 5.77500 4.20000 2.35000 1.40000 0.39685 0.37400 0.36000 0.27000 0.13250 0.11450 0.10050 0.05715 0.03510 0.02650 0.01715 0.01690 0.01375 0.01200 0.00888 0.00720 0.00410 ** DC Cold Resistance (Measured at <10% of rated current) 0308 BU-SB07472 Page 1 of 2 Data Sheet 2044 Time-Current Curve 15 20 25 30 10 3-2/10 5 6-1/4 1 1-1/4 3/10 1/2 2/10 TIME IN SECONDS TIME IN SECONDS 1/10 1-1/2 1-6/10 2 CURRENT IN AMPERES CURRENT IN AMPERES Packaging Packaging Code Prefix BK BK1 Description 100 pieces of fuses packed into a cardboard carton 1000 pieces of fuses packed into a cardboard carton Option Code Option Code Suffix B V North America Cooper Electronic Technologies 1225 Broken Sound Parkway NW Suite F Boca Raton, FL 33487-3533 Tel: 1-561-998-4100 Fax: 1-561-241-6640 Toll Free: 1-888-414-2645 Description Board Washable - Hermetically sealed to withstand aqueous cleaning Axial leads - copper tinned wire with nickel plated brass overcaps Cooper Bussmann P.O. Box 14460 St. Louis, MO 63178-4460 Tel: 1-636-394-2877 Fax: 1-636-527-1607 Europe Cooper Electronic Technologies Cooper (UK) Limited Burton-on-the-Wolds Leicestershire • LE12 5TH UK Tel: +44 (0) 1509 882 737 Fax: +44 (0) 1509 882 786 Cooper Electronic Technologies Avda. Santa Eulalia, 290 08223 Terrassa, (Barcelona), Spain Tel: +34 937 362 812 +34 937 362 813 Fax: +34 937 362 719 Asia Pacific Cooper Electronic Technologies 1 Jalan Kilang Timor #06-01 Pacific Tech Centre Singapore 159303 Tel: +65 278 6151 Fax: +65 270 4160 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. Life Support Policy: Cooper Bussmann 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. © 2008 Cooper Bussmann St. Louis, MO 63178 www.cooperbussmann.com 0308 BU-SB07472 Page 2 of 2 Data Sheet 2044