RS309-MD Series

Rated Voltage: AC/DC500V 

Rated Current: 35A1200A        

Protection: aR

Breaking Capacity: AC200kA, DC50kA(time constant15ms)

Conform to UL248 and IEC60269Safety and reliability conform to ISO8820                                           

CE, UL Certified (not include 700A1200A), RoHS compliant

This fuse family adopts bolted construction specifically designed for automobile application. With excellent resistant to vibration, mechanical shock, chemical load and high tempeature, they are suitable for EV traction system, power conversion, energy storage, car charger and etc. Safety conform to UL/CSA standard.


RS309-MD Series

Model Current Arc Fuse Power Torque
RS309-MD-35A 35 46 175 9 Bolt M8, Torque 12±1N.m
RS309-MD-40A 40 95 355 8 Bolt M8, Torque 12±1N.m
RS309-MD-45A 45 150 480 8 Bolt M8, Torque 12±1N.m
RS309-MD-50A 50 190 750 8 Bolt M8, Torque 12±1N.m
RS309-MD-60A 60 280 870 10 Bolt M8, Torque 12±1N.m
Model Current Arc Fuse Power Torque
RS309-MD-70A 70 350 1090 11 Bolt M8, Torque 12±1N.m
RS309-MD-80A 80 430 1490 13 Bolt M8, Torque 12±1N.m
RS309-MD-90A 90 560 1750 15 Bolt M8, Torque 12±1N.m
RS309-MD-100A 100 810 2650 18 Bolt M8, Torque 12±1N.m
Model Current Arc Fuse Power Torque
RS309-MD-125A 125 1250 3700 28 Bolt M8, Torque 12±1N.m
RS309-MD-150A 150 1850 7100 32 Bolt M8, Torque 12±1N.m
RS309-MD-175A 175 3400 15000 36 Bolt M8, Torque 12±1N.m
RS309-MD-200A 200 5840 23500 40 Bolt M8, Torque 12±1N.m
Model Current Arc Fuse Power Torque
RS309-MD-225A 225 8800 33100 40 Bolt M10, Torque 21±1N.m
RS309-MD-250A 250 11200 39000 42 Bolt M10, Torque 21±1N.m
RS309-MD-275A 275 14700 46200 47 Bolt M10, Torque 21±1N.m
RS309-MD-300A 300 18800 61500 52 Bolt M10, Torque 21±1N.m
RS309-MD-325A 325 22500 72500 55 Bolt M10, Torque 21±1N.m
RS309-MD-350A 350 26200 81500 60 Bolt M10, Torque 21±1N.m
RS309-MD-400A 400 31000 108500 66 Bolt M10, Torque 21±1N.m
Model Current Arc Fuse Power Torque
RS309-MD-450A 450 39500 146000 75 Bolt M10, Torque 21±1N.m
RS309-MD-500A 500 48000 178500 85 Bolt M10, Torque 21±1N.m
RS309-MD-600A 600 59000 255000 110 Bolt M10, Torque 21±1N.m
Model Current Arc Fuse Power Torque
RS309-MD-700A 700 75000 366000 120 Bolt M12, Torque 28±1N.m
RS309-MD-800A 800 113000 488000 130 Bolt M12, Torque 28±1N.m
Model Current Arc Fuse Power Torque
RS309-MD-1000A 1000 180000 570000 145 Bolt M12, Torque 28±1N.m
RS309-MD-1200A 1200 250000 700000 180 Bolt M12, Torque 28±1N.m




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