RS309-MD Series

● Conform to UL248, GB/T 13539.4, IEC60269, ISO8820, GB/T 31465
● Rated Voltage: AC/DC500V    

● Rated Current: 35A800A                    

● Utilization Category: aR 

● Breaking capacity: AC200kA, DC50kA(Time Constant: 1015ms

● CCC, CE, UL Certified(No UL certification for 700A-800A); RoHS Compliant               

Features in Compact, Low I²t, HRC. Used for short-circuit protection of EV HV electrical systems such as power battery systems, drive power systems, power conversion systems and charging equipment; it can also be used for short-circuit protection of traditional semiconductor devices.

RS309-MD Series

Model Current Arc Fuse Power Torque
RS309-MD-35A 35 58 235 9.3 Bolt M8, Torque(12±1)N.m
RS309-MD-40A 40 134 505 9.5 Bolt M8, Torque(12±1)N.m
RS309-MD-45A 45 162 610 12 Bolt M8, Torque(12±1)N.m
RS309-MD-50A 50 209 890 13 Bolt M8, Torque(12±1)N.m
RS309-MD-60A 60 305 930 14 Bolt M8, Torque(12±1)N.m
Model Current Arc Fuse Power Torque
RS309-MD-70A 70 328 1190 18 Bolt M8, Torque(12±1)N.m
RS309-MD-80A 80 485 1650 18 Bolt M8, Torque(12±1)N.m
RS309-MD-90A 90 580 1860 21 Bolt M8, Torque(12±1)N.m
RS309-MD-100A 100 825 2880 23 Bolt M8, Torque(12±1)N.m
Model Current Arc Fuse Power Torque
RS309-MD-125A 125 1350 4030 26 Bolt M8, Torque(12±1)N.m
RS309-MD-150A 150 1880 7100 32 Bolt M8, Torque(12±1)N.m
RS309-MD-175A 175 3550 15900 37 Bolt M8, Torque(12±1)N.m
RS309-MD-200A 200 5860 25300 37 Bolt M8, Torque(12±1)N.m
Model Current Arc Fuse Power Torque
RS309-MD-225A 225 7560 32500 48 Bolt M10, Torque(21±1)N.m
RS309-MD-250A 250 10600 41000 55 Bolt M10, Torque(21±1)N.m
RS309-MD-275A 275 14500 48900 57 Bolt M10, Torque(21±1)N.m
RS309-MD-300A 300 17800 62500 63 Bolt M10, Torque(21±1)N.m
RS309-MD-325A 325 21600 83000 60 Bolt M10, Torque(21±1)N.m
RS309-MD-350A 350 25400 90500 62 Bolt M10, Torque(21±1)N.m
RS309-MD-400A 400 31000 116000 75 Bolt M10, Torque(21±1)N.m
Model Current Arc Fuse Power Torque
RS309-MD-450A 450 38100 155000 76 Blt M10, Torque(21±1)N.m
RS309-MD-500A 500 47300 181000 83 Bolt M10, Torque(21±1)N.m
RS309-MD-600A 600 59300 293000 97 Bolt M10, Torque(21±1)N.m
Model Current Arc Fuse Power Torque
RS309-MD-700A 700 74300 381000 126 Bolt M12, Torque (28±1)N.m
RS309-MD-800A 800 112000 536000 130 Bolt M12, Torque (28±1)N.m
Model Current Arc Fuse Power Torque
RS309-MD-1000A 1000 180000 570000 145 Bolt M12, Torque (28±1)N.m
RS309-MD-1200A 1200 250000 700000 180 Bolt M12, Torque (28±1)N.m




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