High Current Fuses BF1 and One-Hole BF1 Fuse Rated 32V This BF1 fuse is rated at 32V and offers a bolt-on fuse for high current wiring protection. Current rating 23A - 200A; with transparent housing material for easy detection of blown fuses. One-Hole BF1 fuses have a current rating 60-125A. Specifications BF1 Fuses Operating Temperature: -40 to 125 degrees C Housing Material: PET-GF30 Clear Housing Material: PES Terminals: Copper alloy, gal. Sn 2 x M5 or M6 bolts, distance 30 mm Mounting Torque M5: 4.5 Nm +/- 1Nm Mounting Torque M6: 6.0 Nm +/- 1Nm Interrupting Rating: 23A & 30A: 1000A @32 VDC 40A - 150A: 2000A @32 VDC 200A: 1500A @32 VDC Complies with: ISO 8820-5, UL 248 Special Purpose Fuses Time-Current Characteristics Ordering Information One Hole BF1 Fuses Part Number Package Size Bolt Bolt Hole Size Qty Ratings 153.5631.xxx2 1000 M5 2 30A-200A 153.5631.xxx1 10 M5 2 30A-200A 153.7010.xxx2 1000 M6 2 30A-150A 153.7000.xxx2 500 M6 2 200A 153.0010.xxx2 1000 M6 1 153.0020.xxx2 500 -- 0 % of Rating Opening Time Min / Max (s) 23-150A Fuses 150-200A Short Circuit Protectors 75 –/– 360,000 s / – 100 360,000 s / – –/– 110 14,400 s / – –/– 60A-125A 150 90 s / 3,600 s –/– 30A-200A 200 3 s / 100 s 1 s / 15 s 300 0.300 s / 3 s –/– 350 –/– 0.300 s / 5 s 500 0.100 s / 1 s –/– 600 –/– 0.100 s / 1 s Ratings M6 Current Rating (A) Part Number M5 153.5631.523_ Housing Material Color Typ. Voltage Cold Resistance Drop (mΩ) (mV) I2t (A2s) - 23 105 3.50 1,400 153.5631.530_ 153.7010.530_ 30 105 2.70 5,100 153.5631.540_ 153.7010.540_ 40 90 1.56 6,800 153.5631.550_ 153.7010.550_ 50 80 1.03 6,900 153.5631.560_ 153.7010.560_ 60 75 0.75 16,200 153.5631.570_ 153.7010.570_ 70 70 0.64 22,000 153.5631.580_ 153.7010.580_ 80 70 0.55 25,600 153.5631.610_ 153.7010.610_ 100 70 0.44 42,500 153.5631.612_ 153.7010.612_ 125 70 0.34 62,500 153.5631.615_1 153.7010.615_1 150 70 0.29 83,400 153.5631.620__ 153.7000.620__ 200 70 0.24 126,000 1,2 3 3 Corresponding holder see Section “Fuse Holders.” Note 1: not mentioned in ISO standard Note 2: Not UL rated Note 3: Short Circuit Protector only Note 4: For 1-Hole and No-Hole values, refer to 2-Hole version values Littelfuse products are designed for specific applications and should not be used for any purpose (including, without limitation, automotive applications) not 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 product 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 product documentation. littelfuse.com High Current Fuses BF1 and One-Hole BF1 Fuse Rated 32V Dimensions Pre-Arcing Time-Limits Dimensions in mm Derating Individual derating curves by rating can be ordered through your Littelfuse contact person. 23 A - 150 A: FI = 1.25 (max. operating current: 0.8 x Irat at 23°C) 200 A: FI = 2.00 (max. operating current: 0.5 x Irat at 23°C) Littelfuse products are designed for specific applications and should not be used for any purpose (including, without limitation, automotive applications) not 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 product 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 product documentation. littelfuse.com