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BUSSMANN Fuse: Class RK1, LPS-RK-SP Series, Time-Delay, 500 A, 600 V AC, 300 V DC - Time-Delay Blade Fuses
BUSSMANNTime-Delay Blade Fuses

BUSSMANN Fuse: Class RK1, LPS-RK-SP Series, Time-Delay, 500 A, 600 V AC, 300 V DC

The BUSSMANN LPS-RK-SP Series is a Class RK1 time-delay blade fuse, rated at 500 A, 600 V AC, and 300 V DC. This non-indicating fuse is designed for overcurrent protection in industrial equipment.

SKU 3G-OTH-28244

Also listed as: LPSRK500SP · LPS RK 500SP

Brand
BUSSMANN
Item
Fuse: Class RK1, LPS-RK-SP Series, Time-Delay, 500 A, 600 V AC, 300 V DC
Category
Time-Delay Blade Fuses
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BUSSMANN
Manufacturer Part Number
LPS-RK-500SP
Series
LPS-RK-SP
Type
LPS-RK-SP Series, Time-Delay, 500 A, Non-Indicating
AC
600 V
DC
300 V

Technical Documents

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BUSSMANN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BUSSMANN LPS-RK-SP Series is a Class RK1 time-delay blade fuse, rated at 500 A, 600 V AC, and 300 V DC. This non-indicating fuse is designed for overcurrent protection in industrial equipment.

Frequently Asked Questions

What is the BUSSMANN LPS-RK-500SP fuse used for?

The BUSSMANN LPS-RK-500SP is a Class RK1 time-delay blade fuse used for overcurrent protection in industrial equipment. It is rated 500 A, 600 V AC, and 300 V DC, making it suitable for motor circuits, transformers, and other heavy-load applications where high inrush currents occur.

What are the specifications of the BUSSMANN LPS-RK-500SP fuse?

The BUSSMANN LPS-RK-500SP is a Class RK1 time-delay blade fuse from the LPS-RK-SP Series. It is rated 500 A, 600 V AC, and 300 V DC, and is non-indicating. The manufacturer part number is LPS-RK-500SP, and it is designed for overcurrent protection in industrial equipment.

Where to buy the BUSSMANN LPS-RK-500SP fuse worldwide?

You can source the BUSSMANN LPS-RK-500SP fuse worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this Class RK1 time-delay fuse.

How to select the correct BUSSMANN LPS-RK-SP fuse for an application?

To select the correct BUSSMANN LPS-RK-SP fuse, match the voltage rating (600 V AC or 300 V DC) and current rating (500 A) to your circuit requirements. The time-delay feature handles inrush currents from motors or transformers. Always verify the Class RK1 rejection feature prevents substitution with lower-rated fuses.

Used in

Common applications for BUSSMANN
Industrial motor control centers — BUSSMANN LPT series Class T time-delay fuses for branch circuit protection
Semiconductor protection in variable frequency drives — BUSSMANN FWA series fast-acting bolt-on fuses rated 150 V AC/DC
Automotive auxiliary circuit protection — BUSSMANN CB222 series Type II circuit breakers in 12 V DC systems
Control panel overcurrent protection — BUSSMANN FNA series midget time-delay indicating fuses for instrumentation
Main feeder protection in power distribution — BUSSMANN KLU series Class L time-delay bolt-on fuses up to 650 A
Fuse replacement in existing panels — BUSSMANN S-8301-1-R fuse block accepting 3AG and other glass/ceramic fuses

BUSSMANN Products

3G Electric supplies BUSSMANN time-delay blade fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
BUSSMANN Fuse: Class RK1, LPS-RK-SP Series, Time-Delay, 450 A, 600 V AC, 300 V DC, Non-Indicating (MPN LPS-RK-450SP)
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BUSSMANN Fuse: Class RK1, LPS-RK-SP Series, Time-Delay, 450 A, 600 V AC, 300 V DC, Non-Indicating (MPN LPS-RK-450SP)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 500 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-500)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 500 A, 250 V AC, 250 V DC, Non-Indicating (MPN FRN-R-500)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 400 A, 250 V AC, 250 V DC, Non-Indicating (MPN FRN-R-400)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 400 A, 250 V AC, 250 V DC, Non-Indicating (MPN FRN-R-400)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 90 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-90)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 90 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-90)

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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 150 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-150)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 150 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-150)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 225 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-225)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 100 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-100)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 100 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-100)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 110 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-110)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 110 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-110)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 300 A, 250 V AC, 250 V DC, Non-Indicating (MPN FRN-R-300)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 300 A, 250 V AC, 250 V DC, Non-Indicating (MPN FRN-R-300)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 150 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-150)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 150 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-150)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 450 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-450)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 450 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-450)
BUSSMANN Fuse: Class RK1, LPS-RK-SP Series, Time-Delay, 600 A, 600 V AC, 300 V DC, Non-Indicating (MPN LPS-RK-600SP)
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BUSSMANN Fuse: Class RK1, LPS-RK-SP Series, Time-Delay, 600 A, 600 V AC, 300 V DC, Non-Indicating (MPN LPS-RK-600SP)