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The LPJ600SP from Schneider Electric is a current-limiting fuse engineered for efficient circuit protection with a nominal current rating of 600 A. It is capable of handling an AC voltage rating of 600 VAC and a DC voltage rating up to 300 VDC, making it versatile for various applications.
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| Manufacturer | Schneider Electric |
|---|---|
| Product Type | Current-limiting fuse |
| Product Line | Other |
| Part Number | LPJ600SP |
| UPC | 785901013198 |
| Weight | 3.00 lbs (1.36 kg) |
| Series | Breakers |
| Body Insulator Material | Melamine-based cartridge |
| Element Configuration | Two-element design |
| Nominal Current | 600 A |
| Voltage Rating AC | 600 VAC |
| Voltage Rating DC | 300 VDC |
| Interrupt Rating AC | 300 kA at 600 VAC |
| Interrupt Rating DC | 100 kA at 300 VDC |
| Minimum Time-delay Response | ≥ 10 s at 500 % of rated current |
| Connection Type | Bolted Blade Ends |
| Fuse Indicator | Non-Indicating |
| Current Limitation | Yes |
The Schneider Electric LPJ600SP is classified as a current-limiting fuse, engineered to enhance protectiveness in electrical systems. It supports a nominal current of 600 A, accommodating dual voltage ratings—600 VAC for alternating current and 300 VDC for direct current applications. This unit is designed with a robust two-element configuration.
A unique aspect of the LPJ600SP is its high interrupt capacities: it can withstand interruptions of 300 kA for AC circuits at 600 VAC and 100 kA for DC circuits at 300 VDC. This capability provides significant safety and protection against faults. The fuse features a time delay, with a minimum response to a fault being at least 10 seconds when subjected to 500% of its rated current, allowing for temporary surges without nuisance tripping.
Connections are achieved through bolted blade ends, ensuring secure attachment within electrical assemblies. This model does not include an indicator for fuse status, which emphasizes straightforward functionality without unnecessary complexity. Additionally, the current-limiting feature significantly enhances the reliability and performance of circuits in which this fuse is utilized.