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BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 45 A, 250 V AC, 125 V DC - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 45 A, 250 V AC, 125 V DC

The BUSSMANN FRN-R-ID Series Class RK5 Time-Delay Cylindrical Fuse (MPN FRN-R-45ID) is a 45 A, 250 V AC / 125 V DC indicating fuse. As a time-delay fuse, it is designed to handle temporary inrush currents without…

SKU 3G-OTH-25479

Also listed as: FRNR45ID · FRN R 45ID

Brand
BUSSMANN
Item
Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 45 A, 250 V AC, 125 V DC
Category
Time-Delay Cylindrical Fuses
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

BUSSMANN
Manufacturer Part Number
FRN-R-45ID
Series
FRN-R-ID
Type
FRN-R-ID Series, Time-Delay, 45 A, Indicating
AC
250 V
DC
125 V

Technical Documents

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

Product Description

The BUSSMANN FRN-R-ID Series Class RK5 Time-Delay Cylindrical Fuse (MPN FRN-R-45ID) is a 45 A, 250 V AC / 125 V DC indicating fuse. As a time-delay fuse, it is designed to handle temporary inrush currents without nuisance opening, while the indicating feature provides visual confirmation of a blown fuse for faster troubleshooting.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a BUSSMANN FRN-R-45ID fuse used for?

The BUSSMANN FRN-R-45ID is a Class RK5, time-delay fuse rated 45 A, 250 V AC / 125 V DC. It protects motor circuits, transformers, and lighting panels from overloads and short circuits. The indicating feature shows when the fuse has opened, simplifying troubleshooting in industrial electrical systems.

What are the specifications of the BUSSMANN FRN-R-45ID fuse?

The BUSSMANN FRN-R-45ID is a Class RK5, time-delay indicating fuse rated 45 A, 250 V AC and 125 V DC. It belongs to the FRN-R-ID series. The indicating function provides a visual signal when the fuse has blown, aiding maintenance in control panels and power distribution.

Where to buy BUSSMANN FRN-R-45ID fuses worldwide?

3G Electric supplies the BUSSMANN FRN-R-45ID fuse to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this Class RK5 time-delay indicating fuse.

How to select the right BUSSMANN FRN-R-45ID fuse for a motor circuit?

Select the BUSSMANN FRN-R-45ID fuse based on the motor's full-load current and starting characteristics. The time-delay feature handles inrush without nuisance tripping. Verify the system voltage does not exceed 250 V AC or 125 V DC. Always consult the motor nameplate and local electrical codes for proper sizing.

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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Cross-referenced by specification & description
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 40 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-40ID)
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BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 40 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-40ID)
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BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 20 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-20ID)
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BUSSMANN Fuse: Class RK5, FRS-R-ID Series, Time-Delay, 45 A, 600 V AC, 250 V DC, Indicating (MPN FRS-R-45ID)

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