Fuse Class RK1 400A LPN-RK-SP Series MPN:LPN-RK-400SP
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Introducing Bussmann's LPN-RK-SP Series Class RK1 fuses - a reliable and efficient solution for overcurrent protection in electrical circuits. These non-indicating fuses are specifically designed to withstand temporary inrush currents without blowing, preventing nuisance blowing during motor and equipment startup. Their slow-blow action ensures that they open to disconnect the circuit when exposed to sustained loads or short circuits, providing reliable safety. The fuses are of the same size as Class H and K fuses but have a rejection feature that prevents accidental downgrades from current-limiting systems. This feature allows for improved overcurrent protection in newer installations while maintaining compatibility with older systems. Moreover, their modified terminals ensure compatibility with Class R fuse holders, preventing the installation of lower interrupting capacity fuses. The Bussmann LPN-RK-SP Series Class RK1 fuses are ideal for use in a wide range of applications including residential, commercial, and industrial settings - providing reliable and efficient overcurrent protection to keep your electrical system safe and secure.
Top product features:
- Time-delay function: Allows the fuse to tolerate temporary inrush currents without opening, preventing nuisance-blowing during motor and equipment startups.
- Modified terminals: Ensure a match with rejection clips in Class R fuse holders for added safety and improved interrupting capacity.
- Compatibility with Class H and K fuses: Provides flexibility when upgrading or installing older systems while maintaining the same size and performance.
Top product applications:
- Protection against electrical overload in home and office settings.
- Use as part of an emergency shutdown system in factories or industrial settings.
- Installation in equipment that experiences spikes or fluctuations in current, such as computer servers, power tools, or motorized systems. ## Instruction:
Technical Specifications
- Item Fuse
- Amps 400 A
- AC Voltage Rating 250V AC
- DC Voltage Rating 250V DC
- Class RK1
- Series LPN-RK-SP
- Visual Indication Nonindicating
- Speed Time Delay
- Body Style Blade
- Fits Fuse Block Style Rejection
- Interrupt Rating 100kA at 250V DC, 300kA at 250V AC
- Fuse Size 8-5/8 in L x 2-3/8 in dia
- Length 8 5/8 in
- Diameter 2 3/8 in
- Equivalent Brand and Series Bussmann LPN-RK-SP, Littelfuse LLNRK, Mersen A2D-R
- Equivalent Series A2D-R, LLNRK, LPN-RK-SP
- Compatible Fuse Block Series HM600, R250
- Body Material Melamine
- Element Dual
- Standards CE, UL Special Purpose Guide JFHR, Guide JDDZ, File E4273, CSA Class 1422-02, File 53787, CSA C22.2, No. 248.12
Manufacturer Details
- Manufacturer: Bussmann
- Condensed Mfg Number: LPNRK400SP
- MPN: LPN-RK-400SP
Label Details
- Hazardous Material: N
- Green Material Flag: N
- Country of Origin: MX
- CA Prop 65 Wht Label: N
Classification Details
- Harmonization Code: 8536100040
- GDS Category Name: Class RK1 Fuses
- GDS Family Name: Fuses
- GDS Segment Name: Electrical
- UNSPSC: 39121604
- UNSPSC Class ID: 16
- UNSPSC Commodity Name: Circuit protection devices and accessories
- UNSPSC Commodity ID: 04
- UNSPSC Commodity Name: Time delay fuses
- UNSPSC Family ID: 12
- UNSPSC Family Name: Electrical equipment and components and supplies
- UNSPSC Segment ID: 39
- UNSPSC Segment Name: Electrical Systems and Lighting and Components and Accessories and Supplies
Shipping Details
- Not For Sale In: HI AK PR