Bussmann 170M4833 Eaton Series High-Speed Square Body Fuse, Class aR, 200AThe Bussmann 170M4833 is an Eaton Bussmann series high-speed square body fuse purpose-built for semiconductor protection in demanding industrial power circuits. Rated 700V (UL) / 690V (IEC) and 200A with a 125 kAIC interrupting rating, this Class aR (accompanied semiconductor protection) fuse uses a blade end x DIN 43-620 blade end configuration for direct mounting into DIN 43 620 fuse holders. Its square body design with slotted center bolted tags provides a compact, high-performance solution for protecting rectifiers, thyristors, and other semiconductor devices against overcurrent conditions.Key FeaturesAmperage Rating: 200A for reliable overcurrent protection in high-power semiconductor circuits.Voltage Rating: 700V (UL) / 690V (IEC), with a 1000 V AC voltage rating specification for demanding power systems.Interrupting Rating: 125 kAIC high-speed interrupting capacity for fast clearing of fault currents.Utilization Category: Class aR (accompanied semiconductor protection) for dedicated protection of semiconductor devices.Fuse Shape: Square body construction with slotted center bolted tags, blade end x DIN 43-620 blade end termination.Clearing It: 40500 at 1000 V; Pre-Arc It: 5600, for precise coordination with protected semiconductor devices.Watt Losses: 40 W.Compact Dimensions: 233 mm length/depth x 140 mm width x 66 mm height, weighing 238.5 g.Certifications & ComplianceUL RecognizedCE MarkedTechnical SpecificationsAmperage Rating: 200 AApplication: semiconductor protectionCertifications: UL RecognizedClearing I2t: 40500 at 1000 VCompliances: CE MarkedFuse Shape: Square body, slotted center bolted tagsInsulated Metal Gripping Lugs (IMGL): NoPackaging Type: StandardPre Arc I2t: 5600Product Height: 66 mmProduct Length Depth: 233 mmProduct Weight: 238.5 gProduct Width: 140 mmUtilization Category: aR (accompanied semiconductor protection)Voltage Rating: 1000 VVoltage Type: ACWatt Losses: 40 WTypical ApplicationsSemiconductor Protection (Rectifiers, Thyristors, SCRs)Industrial Power Conversion EquipmentHigh-Speed Fault Current InterruptionMotor Drives and Power Electronics AssembliesCommercial and Industrial Electrical InstallationsWhy Bussmann?Bussmann by Eaton engineers this high-speed square body fuse with precise Clearing It and Pre-Arc It characteristics and a 125 kAIC interrupting rating to safeguard sensitive semiconductor devices under fault conditions. Backed by UL Recognition and CE Marking, the 170M4833 delivers dependable, code-compliant performance for demanding industrial power applications where fast, accurate fuse coordination is essential.