Cartridge Fuse Blocks Fuse Block > 520 Series RoHS Pb 520 Series Metric OMNI-BLOK Molded Base Fuse Block for 520mm Fuses Product Characteristics Compatible Fuse Sizes 520mm Fuses The metric Omni-Blok fuse block, for 520mm size fuses, is a low profile design that is available with a choice of solder type terminals, NEMA style QC terminals, or PC board mountable terminals. Each of these designs has tin plated brass terminals. A unique design feature provides self-alignment Description of the clips to the fuse caps. This feature, plus a one-piece clip/terminal design, assures low contact resistance. An anti-one-piece clip/terminal design, assures low contact resistance. An anti rotation feature is also available on the solder and QC terminal designs. UL/CSA: 10A, 600V Electrical VDE: 6.3A, 250V Agency Approval Dielectric Strength 1500V., Minimum Clip/Terminals Tin-Plated Brass Agency Agency File Number Glass reinforced Thermoplastic. UL 94V0 E14721 Base ammabilitfl y rating. Gray color (GY) for anti- rotational series, black color for all others. 7316 Ambient Temperature 40C to +85C 97121 Additional Information Datasheet Resources Samples 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/07/21Cartridge Fuse Blocks Fuse Block > 520 Series Product Dimensions mm Solder Terminals Type (520 004): Q.C. Terminals Type (520 003 and 520 005-GY): 10A 10A .110 2.8 mm .110 2.8 mm 520 520 .090 DIA. THRU .07 x.13 HOLE .090 DIA. THRU 1.8x3.3 mm 2.3 mm 2.3 mm 1.44 1.44 36.6 mm 36.6 mm 520 003 520 004 45 45 .54 .50 .54 .50 13.7 mm 13.7 mm 12.7 12.7 .016 .016 .41 .41 .92 23.4 .92 .40 .40 23.4 1.44 10.2 10.2 520 005-GY PC Board Mount Type (520 101): 45 .54 10A .50 .016 520 .040 DIA428 1.0 10.9 .40 .92 .50 12.7 .016 .18 4.6 .03 .8 STANDOFF .04 1.03 26.2 WITH A 5X20mm 1.0 .40 FUSE INSTALLED 10.2 .050 1.3 .005 .950 .055 TYP. 1.4 .13 24.13 RECOMMENDED HOLE PATTERN Ordering Information Ordering PN Part Number Clip/Terminal Material Anti-Rotation Boss Packing Solder Terminals Type 05200004Z 520 004 Brass No Bulk starting at 1 piece Q.C. Terminals (NEMA Style .110) Type 05200003Z 520 003 Brass No Bulk starting at 1 piece 05200005 ZXGY 520 005 GY Brass Yes Bulk starting at 1 piece PC Board Mount Type 05200101Z 520 101 Brass No Bulk starting at 1 piece Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics. 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/07/21 X X X X X X