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SQUARE D Fuse Rejection Kit: UL Fuse Class R, 600V AC - Fuse Kits
SQUARE DFuse Kits

SQUARE D Fuse Rejection Kit: UL Fuse Class R, 600V AC

The SQUARE D Fuse Rejection Kit (MPN RFK06H) is a UL Fuse Class R kit rated for 600V AC, designed for disconnect switch sizes 30 to 60 A. This kit enables Class R fuse rejection in compatible SQUARE D disconnects…

SKU 3G-OTH-24883

Brand
SQUARE D
Item
Fuse Rejection Kit: UL Fuse Class R, 600V AC
Category
Fuse Kits
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Technical Specifications

SQUARE D
Manufacturer Part Number
RFK06H
Type
For Disconnect Switch Size 30 to 60 A
AC
600V

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

Product Description

The SQUARE D Fuse Rejection Kit (MPN RFK06H) is a UL Fuse Class R kit rated for 600V AC, designed for disconnect switch sizes 30 to 60 A. This kit enables Class R fuse rejection in compatible SQUARE D disconnects, ensuring proper fuse type installation for overcurrent protection.

Frequently Asked Questions

What is the SQUARE D RFK06H Fuse Rejection Kit used for?

The SQUARE D RFK06H Fuse Rejection Kit is used to convert a disconnect switch to accept Class R fuses, providing rejection of lower-class fuses for overcurrent protection. It is designed for 600V AC applications and fits disconnect switches sized 30 to 60 A, commonly used in industrial power distribution and motor control centers.

What are the specifications of the SQUARE D RFK06H Fuse Rejection Kit?

The SQUARE D RFK06H Fuse Rejection Kit has a UL fuse class rating of R, an AC voltage rating of 600V, and is designed for disconnect switch sizes 30 to 60 A. The manufacturer part number is RFK06H. It is a SQUARE D brand product, classified as a fuse kit for industrial electrical systems.

Where to buy the SQUARE D RFK06H Fuse Rejection Kit worldwide?

You can source the SQUARE D RFK06H Fuse Rejection Kit through 3G Electric, a global industrial equipment distributor. 3G Electric handles full logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for availability and lead time; we provide reliable sourcing for SQUARE D components.

How to install the SQUARE D RFK06H Fuse Rejection Kit?

To install the SQUARE D RFK06H Fuse Rejection Kit, first de-energize the disconnect switch and verify it is sized 30 to 60 A. Mount the kit per the manufacturer's instructions, ensuring proper alignment with the fuse holders. Always follow NFPA 70E safety practices and consult a qualified electrician for installation.

Used in

Common applications for SQUARE D
Commercial building electrical panels — Square D QO series plug-in circuit breakers for branch circuit protection
Industrial motor control centers — Square D QOB series bolt-on breakers in NQOD panelboards
Heating equipment installations — Square D QOU series unit-mount breakers for overcurrent protection
Outdoor electrical distribution — Square D L-Frame enclosures housing LAL/LHL breakers for 400 A service
Indoor facility power distribution — Square D Q-Frame enclosures with QBL/QDL breakers for 225 A circuits
Retrofit and replacement in existing Square D load centers — QO series breakers for 120/240V AC systems

SQUARE D Products

3G Electric supplies SQUARE D fuse kits. 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
SQUARE D Disconnect Switch: Fusible, 60 A, 600V AC (MPN 9422TDF63)
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