High Current Fuses BF1 Fuses Rated 58V This BF1 fuse is rated at 58V and offers a bolt-on fuse for high current wiring protection. Current rating 30A - 200A with transparent housing material for easy detection of blown fuses. Specifications Voltage Rating: 58 VDC Interrupting Rating: 1000A 32 VDC Recommended Environmental Temperature: -40 to 125C Terminals Material: Tin plated copper alloy Housing Material: PET-GF33 (U.L. 94 Flammability rating V0) Clear Housing Material: PES (U.L. 94 Flammability rating V0) Mounting Torque M5: 4.5 Nm +/- 1Nm Mounting Torque M6: 6.0 Nm +/- 1Nm Refers to: ISO 8820-5:2015, UL 248 Special Purpose Fuses Time-Current Characteristic Curves 10000 10000 Ordering Information Time-Current Characteristics Package Bolt Bolt Hole Opening Time Min / Max (s) Part Number Rating % of Size Size Qty Rating 1000 1000 30-125A 150-200A 142.5631.xxxx 30 - 200 500 M5 2 75 / 360,000 / 142.7010.xxxx 30 - 200 500 M6 2 100 360,000 / / 142.0020.xxxx 30 - 200 500 N/A 0 100 100 110 14,400 / / 150 90 / 3,600 / 200 3 / 100 1 / 15 10 10 300 0.3 / 3 / 350 / 0.3 / 5 500 0.1 / 1 / 1 1 600 / 0.1 / 1 Ratings 0.1 0.1 10 100 1000 10000 10 100 1000 10000 Current Housing Typ.Cold 2 CURRENT A Part Number Part Number Test Cable Typ. Voltage Typ. I t CURRENT A Rating Material Resistance 2 2 M5 M6 Size (mm ) Drop (mV) (A s) (A) Color (m) 10000 10000 1 1 142.5631.5302 142.7010.5302 30 2.5 105 2.70 5,100 142.5631.5402 142.7010.5402 40 4 90 1.56 6,800 142.5631.5502 142.7010.5502 50 6 80 1.03 6,900 1000 1000 142.5631.5602 142.7010.5602 60 6 75 0.75 16,200 142.5631.5702 142.7010.5702 70 10 70 0.64 22,000 100 100 142.5631.5802 142.7010.5802 80 10 70 0.55 25,600 142.5631.6102 142.7010.6002 100 16 70 0.44 42,500 142.5631.6122 142.7010.6122 125 25 70 0.34 62,500 10 10 142.5631.6152 142.7010.6152 150 25 70 0.29 83,400 2 142.5631.6202 142.7010.6202 200 35 70 0.24 126,000 Note 1: Not UL rated 1 1 Note 2: Short Circuit Protector only The typical I2t is an average value calculated from the breaking capacity tests by using the melting time before the arcing occurs. 0.1 0.1 10 100 1000 10000 10 100 1000 10000 CURRENT A CURRENT A 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 . littelfuse.com 43 TIME s 30A 40A 50A 60A 70A 80A 100A 125A TIME s TIME s 30A 40A 50A 60A 70A 80A 100A 125A 150A 200A TIME s 150A 200AHigh Current Fuses BF1 Fuse Rated 58V Dimensions Dimensions in mm for reference only. See outline drawing for dimensions and tolerances. BF1 2 Holes M5/M6 BF1 No Holes versions M5: 5.5 M6: 6.5 12 16 30 41.6 7.8 (30A-100A) 0.4 (30A-100A) 8.0 (125A-200A) 0.6 (125A-200A) Temperature Table Typical Derating of Fuse Melting Element max. allowed current load A at ambient temperature (typical derating) Temperature Security Margin is 20% Please contact Littelfuse for Details Regarding Derating Test Set-Up. -40C 0C 20C 65C 85C 110C 125C WITH CURRENT TAB NAMES 30 30 28 24 21 18 16 30A 150 3 0A 140 4 0A 40 40 40 36 32 27 23 40A 130 5 0A 6 0A 50A 50 50 50 46 41 35 30 120 Max Recommended 7 0A 110 Environmental 8 0A 60A 60 60 60 55 50 42 36 100 Temperature 100A 90 70 70 70 68 61 51 45 70A 125A 80 80 80 80 74 66 56 49 70 80A 60 100 100 100 90 81 70 61 100A 50 40 125 125 125 112 101 86 75 125A 30 113 113 111 93 84 70 61 150A 20 10 129 118 111 95 86 73 64 200A 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 WITH CURRENT TAB NAMES Derating curves may change depending on the final condition of the application 150 150A (terminals characteristics, wire size etc..). 140 Please ask Littelfuse for more information. 200A 130 120 Max Recommended 110 Environmental 100 Temperature 90 80 70 60 50 40 30 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 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 . littelfuse.com 44 Max. Allowed Current Load A Max. Allowed Current Load A