0495040.ZXA

Cartridge Fuses JCASE ® Cartridge Fuses Rated 32V The JCASE® is a cartridge style fuse with female terminal design. JCASE® provides both increased time delay and low voltage drop to protect high current circuits. JCASE® has the ability to handle inrush currents. Specifications Voltage Rating: Interrupting Rating: Recommended Environmental Temperature: JCASE ® Cartridge Fuses 32 VDC 1000A @ 32 VDC -40˚C to + 125˚C PA66-GF13 (U.L. 94 Flammability rating – HB) PA66-GF13HS (U.L. 94 Flammability rating – HB) PA66 PC (U.L. 94 Flammability rating – HB) 3.8g ±10% 53N max. (12 lb.) 9N min. (2 lb.) SAE 2741, ISO 8820-4 JCASE® Shunt Time-Current Characteristics Ordering Information Part Number 40A 50A 60A 25A 30A 20A Time-Current Characteristic Curves 1000 Rating Package Size % of Rating Opening Time Min / Max (s) 0495xxx.ZXA 20 - 60 2200 110 360,000 / ∞ 0495xxx.UXA 20 - 60 500 135 60 / 1800 0495xxx.TXA 0495900.Z 20 - 60 SHUNT SHUNT 10 2200 200 4 / 60 350 0.2 / 7 1 600 0.04 / 1 0495900.X 100 Ratings 10 1 0.1 0.01 10 100 1000 10000 Test Cable Size (mm2) Typ. Voltage Drop (mV) Typ. Cold Resistance (mΩ) Typ. I2t (A²s) 20 4 106 4.29 1,700 25 4 101 3.28 3,200 0495030_ 30 4 91 2.12 1,500 0495040_ 40 4 87 1.30 3,700 0495050_ 50 6 88 0.99 8,800 0495060_ 0495900._ 60 6 87 0.76 19,500 SHUNT - - - Part Number Current Rating (A) 0495020_ 0495025_ 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. REV 11042021 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 ®. 21 littelfuse.com Cartridge Fuses JCASE ® Cartridge Fuses Rated 32V Dimensions Dimensions in mm for reference only. See outline drawing for dimensions and tolerances. 14.1 14.1 12 14.1 12 0.5 0.4 5.5 0.4 0.8 27 6.3 27 24.4 12.6 MIN 24.4 18.7 27 6.3 10.5 MIN 18.7 10.5 MIN 0.4 10.3 MIN 12.1 12.1 5.5 5.5 0.4 17.8 MAX 10 10 18.7 0.4 10 12.1 10.3 MIN 12.4 MIN 5.5 RECOMMENDED MATING CAVITY 6.7 6.7 6.7 1.0 1.0 1.0 Temperature Table Typical Derating of Fuse Melting Element Temperature Security Margin is 20% Please contact Littelfuse ® for Details Regarding Derating Test Set-Up. max. allowed current load [A] at ambient temperature (typical derating) WITH CURRENT TAB NAMES 20A 60 25A Max. Allowed Current Load [A] 30A Max Recommended Environmental Temperature 50 40A 50A 60A 40 30 -40°C 0°C 20°C 65°C 85°C 110°C 125°C 20A 20 20 20 17 15 12 10 25A 25 25 25 20 18 15 13 30A 30 30 30 28 25 21 18 40A 40 40 40 37 33 27 23 50A 50 50 49 40 36 29 25 60A 60 60 60 51 46 38 33 SHUNT Maximum Continuous Load: 50A 20 10 0 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 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. REV 11042021 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 ®. littelfuse.com