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SINOFUSE RS309-MD-800A RS309-MD Series High-Speed Fuse, 800A, 500VDC

Regular price $75.00 USD
Regular price Sale price $75.00 USD
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The SINOFUSE RS309-MD-800A is a heavy-duty cylindrical bolt-connected high-speed fuse designed for superior power semiconductor protection. Engineered for high-current industrial applications including EV charging stations, large-scale battery storage systems, and heavy power conversion equipment, it provides exceptional breaking capacity and low thermal dissipation.

Product ID (MPN) RS309-MD-800A
Rated Voltage 500VAC / 500VDC
Rated Current 800A
Breaking Capacity AC 200kA / DC 50kA (τ ≤ 15ms)
Utilization Category aR
Size Code 8ZB
Pre-arcing I²t 113000 A²s
Total Clearing I²t 488000 A²s
Rated Power Loss 130W
Mounting Bolt M12 (Recommended Torque 28±1N.m)
Certifications UL248, IEC60269, CE, RoHS
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