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BUSSMANN Fuse: Class RK5, FRS-R-ID Series, Time-Delay, 40 A, 600 V AC, 250 V DC - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Fuse: Class RK5, FRS-R-ID Series, Time-Delay, 40 A, 600 V AC, 250 V DC

The BUSSMANN FRS-R-40ID is a Class RK5, time-delay cylindrical fuse from the FRS-R-ID Series, rated 40 A at 600 V AC and 250 V DC. Its indicating feature provides visual confirmation of an open circuit, supporting…

SKU 3G-OTH-25618

Also listed as: FRSR40ID · FRS R 40ID

Brand
BUSSMANN
Item
Fuse: Class RK5, FRS-R-ID Series, Time-Delay, 40 A, 600 V AC, 250 V DC
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-40ID
Series
FRS-R-ID
Type
FRS-R-ID Series, Time-Delay, 40 A, Indicating
AC
600 V
DC
250 V

Technical Documents

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

Product Description

The BUSSMANN FRS-R-40ID is a Class RK5, time-delay cylindrical fuse from the FRS-R-ID Series, rated 40 A at 600 V AC and 250 V DC. Its indicating feature provides visual confirmation of an open circuit, supporting faster troubleshooting in industrial electrical systems.

Frequently Asked Questions

What is the BUSSMANN FRS-R-40ID fuse used for?

The BUSSMANN FRS-R-40ID is a Class RK5 time-delay indicating fuse rated 40 A, 600 V AC / 250 V DC. It protects motor circuits, transformers, and other industrial equipment from overloads and short circuits while its built-in indicator shows when the fuse has opened.

What are the specifications of the BUSSMANN FRS-R-40ID fuse?

The BUSSMANN FRS-R-40ID is a Class RK5 time-delay indicating fuse rated 40 A, 600 V AC and 250 V DC. It belongs to the FRS-R-ID series and features a cylindrical body with an integral blown-fuse indicator for quick visual identification.

Where to buy BUSSMANN FRS-R-40ID fuses worldwide?

3G Electric supplies BUSSMANN FRS-R-40ID fuses to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this Class RK5 time-delay indicating fuse.

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

To select the correct BUSSMANN FRS-R-ID fuse, match the voltage rating (600 V AC / 250 V DC) and current rating (e.g., 40 A for the FRS-R-40ID) to your circuit requirements. The time-delay characteristic handles motor inrush without nuisance opening. Always consult the manufacturer's data sheet for coordination.

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, FRS-R-ID Series, Time-Delay, 50 A, 600 V AC, 250 V DC, Indicating (MPN FRS-R-50ID)
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BUSSMANN Fuse: Class RK5, FRS-R-ID Series, Time-Delay, 50 A, 600 V AC, 250 V DC, Indicating (MPN FRS-R-50ID)
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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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