0299020.ZXT

Blade Fuses MAXI Blade Fuses Rated 32V The MAXI® fuse uses “Diffusion Pill Technology” to provide predictable time delay characteristics and low heat dissipation. Specifications MAXI Blade Fuses MAXI (Silver Plated) Voltage Rating: 32 VDC Interrupting Rating: 1000A @ 32 VDC *Recommended Environmental Temperature: -40˚C to +125˚C Terminals Material: Silver plated zinc alloy Housing Material: PA66 (U.L. 94 Flammability rating – V2) Net Weight Per Fuse: 5.7±5% gr Complies with: SAE J 1888, SAE 2576, ISO 8820-3:2002(E) MAXI Sn (Tin Plated) 32 VDC 1000A @ 32 VDC -40˚C to +125˚C Tin plated zinc alloy PA66 (U.L. 94 Flammability rating – V2) 5.7±5% gr SAE J 1888, SAE 2576, ISO 8820-3:2002(E) *Tin plating’s temperature limit is ≈130˚C, Silver plating allows up to 150˚C at the interface. MAXI Sn Fuse (tin plated) Time-Current Characteristic Curves Ordering Information Time-Current Characteristics Part Number Rating Package Size % of Rating Opening Time Min / Max (s) 0299xxx.ZXNV 20 - 80 1200 100 360,000 / ∞ 0299xxx.L 20 - 80 50 135 60 / 1,800 0299xxx.TXN 20 - 80 10 200 2 / 60 350 0.2 / 7 600 0.04 / 1 MAXI Sn Fuse 0299xxx.ZXT 20 - 80 1200 Ratings Test Cable Size (mm2) Typ. Voltage Drop (mV) Typ. Cold Resistance (mΩ) Typ. I2t (A2s) 20 4 76 3.10 1,100 0299025._ 25 4 75 2.39 2,100 0299030._ 30 4 77 1.95 4,100 0299035._ 35 4 75 1.71 6,000 0299040._ 40 4 75 1.42 8,500 0299050._ 50 6 73 1.10 11,300 0299060._ 60 6 77 0.89 15,300 0299070._ 70 10 61 0.64 21,200 0299080._ 80 10 62 0.54 43,600 Part Number Current Rating (A) 0299020._ Housing Material Color The typical I2t is an average value calculated from the breaking capacity tests by using the melting time before the arcing occurs. REV07272021 Littelfuse ® products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse ® product documentation. Warranties granted by Littelfuse ® shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse ® documentation. Littelfuse ® shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse ® as set forth in applicable Littelfuse ® documentation. The sale and use of Littelfuse ® products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse ®. 13 littelfuse.com Blade Fuses MAXI Blade Fuses Rated 32V Temperature Table Dimensions Dimensions in mm for reference only. See outline drawing for dimensions and tolerances. 29.2 29.2 max. allowed current load [A] at ambient temperature (typical derating) -40°C 0°C 20°C 65°C 85°C 110°C 125°C 20A 20 20 20 20 18 15 13 8.98.8 21.6 21.6 12.7 12.7 0.80.8 8.18 29.2 29.2 25A 25 25 25 23 21 18 15 30A 30 30 30 28 25 21 18 35A 35 35 35 30 27 23 19 40A 40 40 40 34 30 25 22 50A 50 50 50 42 38 31 27 60A 60 60 56 47 42 35 31 70A 70 70 68 57 51 43 37 80A 80 78 74 62 56 47 40 Typical Derating of Fuse Melting Element Temperature Security Margin is 20% Please contact Littelfuse ® for Details Regarding Derating Test Set-Up. 20A 80 25A 30A 70 35A 40A Max Recommended Environmental Temperature Max. Allowed Current Load [A] 60 50A 60A 70A 50 80A 40 30 20 10 0 -40 -3 0 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 13 0 140 150 160 170 180 Ambient Temperature [°C] Derating curves may change depending on the final condition of the application (terminals characteristics, wire size etc..). Please ask Littelfuse ® for more information. REV07272021 Littelfuse ® products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse ® product documentation. Warranties granted by Littelfuse ® shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse ® documentation. Littelfuse ® shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse ® as set forth in applicable Littelfuse ® documentation. The sale and use of Littelfuse ® products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse ®. 14 littelfuse.com