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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 6.25 A, 250 V AC, 125 V DC - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 6.25 A, 250 V AC, 125 V DC

The BUSSMANN FRN-R-6-1/4 is a Class RK5, time-delay cylindrical fuse from the FRN-R Series, rated at 6.25 A with 250 V AC and 125 V DC capacity. This non-indicating fuse is designed for overcurrent protection in…

SKU 3G-OTH-29061

Brand
BUSSMANN
Item
Fuse: Class RK5, FRN-R Series, Time-Delay, 6.25 A, 250 V AC, 125 V DC
Category
Time-Delay Cylindrical Fuses
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Technical Specifications

BUSSMANN
Manufacturer Part Number
FRN-R-6-1/4
Series
FRN-R
Type
FRN-R Series, Time-Delay, 6.25 A, Non-Indicating
AC
250 V
DC
125 V
View Full Spec Sheet

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

Product Description

The BUSSMANN FRN-R-6-1/4 is a Class RK5, time-delay cylindrical fuse from the FRN-R Series, rated at 6.25 A with 250 V AC and 125 V DC capacity. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems, sourced and supported by 3G Electric across 14 industrial departments.

Frequently Asked Questions

What is the BUSSMANN FRN-R-6-1/4 fuse used for?

The BUSSMANN FRN-R-6-1/4 is a Class RK5 time-delay cylindrical fuse rated 6.25 A, 250 V AC / 125 V DC. It protects motor circuits, transformers, and other inductive loads from short circuits and sustained overloads in industrial control panels and distribution equipment.

What are the specifications of the BUSSMANN FRN-R-6-1/4 fuse?

This BUSSMANN FRN-R Series fuse is rated 6.25 A, 250 V AC and 125 V DC. It is a Class RK5, time-delay, non-indicating cylindrical fuse with manufacturer part number FRN-R-6-1/4. It provides branch-circuit protection for motor and transformer applications.

Where to buy BUSSMANN FRN-R-6-1/4 fuses worldwide?

3G Electric supplies the BUSSMANN FRN-R-6-1/4 fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this FRN-R Series time-delay fuse.

How to select the correct BUSSMANN FRN-R fuse for a motor circuit?

Select a BUSSMANN FRN-R fuse by matching the motor full-load current and voltage. The FRN-R-6-1/4 is a time-delay Class RK5 fuse rated 6.25 A, 250 V AC. Time-delay fuses handle inrush current from motors. Always verify the fuse ampacity does not exceed conductor ampacity per NEC.

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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