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BUSSMANN FRS-R-25 Class RK5 Time-Delay Cylindrical Fuse - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN FRS-R-25 Class RK5 Time-Delay Cylindrical Fuse

The BUSSMANN Fuse: Class RK5 is a time-delay cylindrical fuse from the FRS-R Series, rated at 25 A, 600 V AC, and 300 V DC, non-indicating (MPN FRS-R-25). 3G Electric interprets customer demand and delivers this…

SKU 3G-OTH-28612

Also listed as: FRSR25 · FRS R 25

Brand
BUSSMANN
Item
FRS-R-25 Class RK5 Time-Delay Cylindrical Fuse
Category
Time-Delay Cylindrical Fuses
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

BUSSMANN
Manufacturer Part Number
FRS-R-25
Series
FRS-R
Type
FRS-R Series, Time-Delay, 25 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 Fuse: Class RK5 is a time-delay cylindrical fuse from the FRS-R Series, rated at 25 A, 600 V AC, and 300 V DC, non-indicating (MPN FRS-R-25). 3G Electric interprets customer demand and delivers this genuine industrial component across 14 departments — and far more — with specialist depth in combustion, pumps and controls as an authorised distributor for brands including BUSSMANN, Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump and FBR.

Frequently Asked Questions

What is the BUSSMANN FRS-R-25 fuse used for?

The BUSSMANN FRS-R-25 is a Class RK5 time-delay cylindrical fuse rated 25 A, 600 V AC, 300 V DC. It protects motor circuits, transformers, and other inductive loads from overcurrent while allowing harmless temporary inrush currents. Common in industrial control panels and distribution equipment.

What are the specifications of the BUSSMANN FRS-R-25 fuse?

The BUSSMANN FRS-R-25 is a Class RK5 time-delay fuse from the FRS-R series. It is rated 25 A, 600 V AC, 300 V DC, non-indicating. The manufacturer part number is FRS-R-25. It provides overcurrent protection for motor circuits and other inductive loads with high inrush currents.

Where to buy the BUSSMANN FRS-R-25 fuse worldwide?

3G Electric supplies the BUSSMANN FRS-R-25 fuse worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver genuine BUSSMANN components globally.

How to select the correct BUSSMANN FRS-R fuse for an application?

Select the BUSSMANN FRS-R fuse based on continuous load current, voltage rating (600 V AC or 300 V DC), and inrush characteristics. The time-delay feature handles motor starting surges. Verify the Class RK5 rejection clip compatibility. Consult the FRS-R series data sheet for time-current curves and application guidelines.

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 cylindrical 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 RK5, FRS-R Series, Time-Delay, 20 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-20)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 20 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-20)
Class RK5 time-delay cylindrical fuse rated 5 A, 600 V AC, 300 V DC. Non-indicating type from the FRS-R series. Provides overcurrent protection for motor circuits, transformers, and other inductive loads in industrial control panels, HVAC equipment, and distribution systems
BUSSMANN
Class RK5 time-delay cylindrical fuse rated 5 A, 600 V AC, 300 V DC. Non-indicating type from the FRS-R series. Provides overcurrent protection for motor circuits, transformers, and other inductive loads in industrial control panels, HVAC equipment, and distribution systems
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 30 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-30)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 30 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-30)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 1.25 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-1-1/4)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 1.25 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-1-1/4)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 15 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-15)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 15 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-15)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 25 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-25)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 25 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-25)

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