Sinofuse RS309-MF-35A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL, 35A, Size 3SA - Pack of 2

Overview: Sinofuse RS309-MF-35A is a high‑speed square body semiconductor protection fuse rated 35 A for AC/DC systems up to 700 V (IEC) / 750 V (UL). It offers high interrupting capacity for inverters, rectifiers, DC drives, and DC bus protection. This item is sold as a pack of 2 units.

Key Features:

• High breaking capacity: AC 100 kA; DC 50 kA (time constant <15 ms)
• Square body with slotted blade tags; Size code 3SA
• M8 bolted mounting; recommended torque 12 ±1 N·m
• Compliance: UL248 and IEC60269; RoHS compliant

Technical Specifications:

• Rated current: 35 A
• Rated voltage: 700 V AC/DC (IEC); 750 V (UL)
• Interrupt rating: AC 100 kA; DC 50 kA (L/R <15 ms)
• Dimensions (3SA code, mm): A=98, B=24, C=64, D=85, E=95.5, F=9, G=15, H=3.3
• Installation: Blade ends, M8 screws

Applications:

• Semiconductor device protection in inverters/rectifiers
• DC drives and DC common bus
• Battery charging and power conversion equipment
• Industrial power electronics requiring fast fault clearing