FLSR-17.5ID - Littelfuse 17.5A 600V AC Class RK5 Dual Element Time Delay Fuse with Indicator, 13/16" x 5" Cylindrical, Current Limiting, 200kA Interrupt Rating, UL 248-12, CSA, Federal Spec WF-1814

FLSR-17.5ID

FLSR-17.5ID is a Littelfuse Class RK5 dual element, time delay fuse with visual blown fuse indication, designed for reliable overcurrent protection in industrial and commercial applications.

This fuse features a dual-element design for advanced short-circuit and overload protection, current-limiting performance, and a visual indicator that turns black when the fuse is blown for easy identification. It is precision manufactured for consistent response and is suitable for service entrance switches, transformers, switchboard mains and feeders, motor control central mains, motor branch circuits, and all general purpose circuits.

Key Specifications
• Amperage: 17.5A
• Voltage: 600V AC, 300V DC
• Poles: 1
• Mounting Type: Cylindrical cartridge
• Interrupt Rating: 200kA AC rms symmetrical (300kA self-certified), 20kA DC
• Series/Frame: FLSR_ID (Indicator series)
• Trip Unit: Dual element, time delay (slo-blo)
• Certifications: UL 248-12 (Class RK5), CSA LR29862, Federal Specification WF-1814
• Body Size: 13/16" diameter x 5" length
• Current Limiting: Yes
• Visual Indicator: Yes (window turns black when blown)
• Application: Service entrance, transformers, switchboards, motor circuits, general purpose

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Specifications

• Part Number: FLSR-17.5ID
• Manufacturer : Littelfuse
• Brand : Littelfuse
• Category : Fuse
• Item Subcategory : Low Voltage Fuse
• Family : Powr-Gard
• Type : FLSR_ID
• Voltage : 600
• Amperage : 17.5
• AIC rating : 200kA@600V
• Connection : Ferrule
• Diameter : 0.81
• Class Rating : RK5
• Barrels : 1

Product Data

• UPC : 07945802537
• GTIN : 00079458025378
• Weight : 25