Littelfuse SPFJ-100 - Class J Time-Delay Fuse 100A (200kA AIC @ 1000V)
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Littelfuse SPFJ-100 is a Class J time-delay fuse designed for branch circuit and feeder protection in industrial power distribution systems. It features a 100A current rating and 1000V AC voltage rating with a 200,000A interrupting capacity at rated voltage. The fuse body measures 69.85mm in length with a 41.28mm diameter and weighs 5.19 lb, constructed with durable materials for reliable performance in demanding environments. It complies with UL/CSA 248-14 standards and is rated for use at 1000V AC maximum. Typical applications include motor branch circuit protection, industrial control panels, and power distribution equipment where high fault current interruption and time-delay characteristics are required.
Key Features & Specifications
Key Features & Specifications
- Type: Class J time-delay fuse with rejection feature
- Voltage Rating: 1000V AC
- Current Rating: 100A
- Dimensions: 69.85mm length x 41.28mm diameter
- Standards: UL/CSA 248-14
- Applications: Motor branch circuits, industrial control panels, power distribution
- AIC rating: 200,000A @ 1000V AC
- Weight: 5.19 lb
- Fuse Class: Class J
- Mounting: Standard fuse clips or blocks
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