Eaton DH224NDKW Heavy duty fusible safety switch - UL Listed
Part Number: DH224NDKW
Quick Summary
Eaton DH224NDKW heavy duty fusible safety switch isolates 200 A circuits for industrial control panels. Operators face downtime and arc-flash risks; this switch delivers robust protection with fast, reliable disconnection. UL Listed certification and a NEMA 1 painted steel enclosure provide compliance and rugged performance in demanding environments. Designed for heavy commercial and industrial use, it supports standard 3-wire, two-pole configurations with fusible neutral protection, offering safer, more cost-efficient protection and easier maintenance for panel builders and maintenance teams. Its 30 in depth and 18 in width enable installation in compact spaces while preserving serviceability.
Product Information
Extended Description
DH224NDKW Eaton: Eaton Heavy duty single-throw fused safety switch, 200 A, NEMA 1, Painted steel, Fusible with neutral, Two-pole, Three-wire, 240 V, Max Hp: 15, 25 hp/15, 60 hp/40 hp (1,3PH @ Std fuse/time delay/250 Vdc), #6-250 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH224NDKW
UPC
786680181511
Product Length/Depth
30 in
Product Height
9.5 in
Product Width
18 in
Product Weight
42 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed
Catalog Notes
Heavy Duty Safety Switch (HDSS). Window & Visible Blade
Enclosure
NEMA 1
Enclosure material
Painted steel
Fuse class provision
Class H
Fuse configuration
Fusible with neutral
Number Of Poles
Two-pole
Number of wires
3
Type
Heavy duty fusible safety switch
Amperage Rating
200A
HP rating - max
15, 25 hp/15, 60 hp/40 hp (1,3PH @ Std fuse/time delay/250 Vdc)
NEMA rating
NEMA 12/3R
Voltage - max
600 V
Voltage rating
240V
Application
Heavy commercial and industrial
Series
K
Feature 200 A amperage rating and two-pole, three-wire configuration enables rapid interruption of high-current circuits, reducing fault energy and equipment damage. Business Impact this translates to shorter downtime and safer maintenance windows for motor control centers and production lines. Application Ideal for heavy commercial and industrial loads such as conveyors, presses, and packaging lines where reliable isolation is critical. Feature NEMA 1 enclosure and painted steel construction provide indoor protection with a rugged form factor. Business Impact This supports durable operation in factory environments and simplifies installation in service rooms or control panels. Application Suitable for indoor electrical protection in harsh industrial settings, where a protective enclosure and visible status are essential for ongoing operations. Feature Fusible with neutral and Class H fuse provision delivers flexible protection and selective coordination. Business Impact Reduces nuisance fuse trips and aligns with standard fusing practices for predictable maintenance costs. Application Useful in three-phase and single-phase configurations requiring neutral conduction for control circuits and safe disconnection. Feature Window and Visible Blade capability allows instant status verification without opening the enclosure. Business Impact Improves safety practices and reduces inspection time. Application Essential for quick line checks during shifts and maintenance cycles in high-demand environments. Feature Compatibility with #6-250 kcmil Cu/Al conductors and 240 V nominal operation supports flexible wiring and scalable installations. Business Impact Facilitates straightforward installation with common power conductors, minimizing upcharge for specialty cables. Application Fits into established in-field wiring schemes for retrofits and new builds. Feature Dimensions and weight (30 in depth, 18 in width, 9.5 in height, 42 lb) support planning and cabinet fitment. Business Impact Aids space planning and shipping logistics, reducing installation surprises and storage costs. Application Suitable for panel builders designing compact layouts in machine rooms and electrical closets.
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FAQs
The DH224NDKW is designed for indoor industrial environments requiring 200 A, 240 V, two-pole operation with fusible neutral protection. It uses a NEMA 1 enclosure and supports standard wiring including copper or aluminum conductors from #6 to 250 kcmil. For retrofit projects, verify panel dimensions accommodate a 30 in depth, 18 in width, and 9.5 in height footprint and ensure space for window viewing and maintenance access.
Key specs include a 200 A amperage rating, 240 V operating voltage, two-pole, three-wire configuration, fusible with neutral, and Class H fuse provision. It supports motor loads up to 15–60 hp depending on phase configuration and fuse timing. The unit is UL Listed and rated for indoor use in a NEMA 1 enclosure, with a maximum voltage rating of 600 V and compatibility with standard fusing practices.
Yes, the DH224NDKW is UL Listed. It features a NEMA 1 enclosure suitable for indoor installations and uses a heavy-duty fusible safety switch design with a visible blade window for quick status verification, aligning with industry safety and electrical protection standards for industrial and commercial applications.
Best suited for heavy commercial and industrial equipment protection, including motor control centers, conveyors, presses, and packaging lines. Its 200 A rating, 240 V operation, fusible with neutral design, and windowed status enable safe isolation and straightforward maintenance, helping reduce downtime and improve protective coordination in demanding production environments.
The unit adheres to Eaton's warranty policy of one year from installation or 18 months from shipment, whichever occurs first. Maintenance considerations include regular fuse replacement per Class H provisions, verifying window visibility to confirm status, and ensuring correct conductor sizing (#6–250 kcmil Cu/Al). Routine checks support continued compliance with safety standards and reliable protection of critical loads.