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BUSSMANN Buss Class R Reducer Fuse: Fits Fuse Class R, For Fuse Clip Size 400 A - Fuse Reducers for Cylindrical Fuses
BUSSMANNFuse Reducers for Cylindrical Fuses

BUSSMANN Buss Class R Reducer Fuse: Fits Fuse Class R, For Fuse Clip Size 400 A

The BUSSMANN Buss Class R Reducer Fuse (MPN NO.2641-R) is a fuse reducer for cylindrical fuses, designed to fit fuse class R with a fuse clip size of 400 A and a minimum fuse size of 0 A. This BUSSMANN component…

SKU 3G-OTH-25518

Brand
BUSSMANN
Item
Buss Class R Reducer Fuse: Fits Fuse Class R, For Fuse Clip Size 400 A
Category
Fuse Reducers for Cylindrical Fuses
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Technical Specifications

BUSSMANN
Manufacturer Part Number
NO.2641-R
Type
For Fuse Clip Size 400 A, Min. Fuse Size 0 A
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BUSSMANN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BUSSMANN Buss Class R Reducer Fuse (MPN NO.2641-R) is a fuse reducer for cylindrical fuses, designed to fit fuse class R with a fuse clip size of 400 A and a minimum fuse size of 0 A. This BUSSMANN component enables the use of smaller fuses in larger fuse clips, supporting electrical system flexibility.

Frequently Asked Questions

What is the BUSSMANN Class R Reducer Fuse used for?

The BUSSMANN Class R Reducer Fuse (MPN NO.2641-R) adapts larger 400 A fuse clips to accept smaller Class R fuses, enabling flexible circuit protection in industrial panels and motor control centers without replacing the entire fuse block.

What are the specifications of the BUSSMANN NO.2641-R fuse reducer?

The BUSSMANN NO.2641-R is a Class R reducer designed for fuse clip size 400 A, with a minimum fuse size of 0 A. It is manufactured by BUSSMANN and allows installation of lower-rated Class R fuses into existing 400 A clips.

Where to buy the BUSSMANN NO.2641-R fuse reducer worldwide?

3G Electric supplies the BUSSMANN NO.2641-R fuse reducer worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the BUSSMANN Class R fuse reducer?

To install the BUSSMANN NO.2641-R reducer, first de-energize the circuit. Insert the reducer into the 400 A fuse clip, then place the smaller Class R fuse into the reducer. Ensure proper alignment and torque per manufacturer guidelines before re-energizing.

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 fuse reducers for 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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