Eaton DH367NWKW Heavy Duty Fusible Safety Switch - NEMA 4X Stainless Enclosure
Part Number: DH367NWKW
Quick Summary
Eaton DH367NWKW heavy duty fusible safety switch provides safe isolation for large motors and feeders in demanding industrial environments. Downtime and corrosion risk in harsh sites can erode uptime and safety margins, making robust protection essential. It carries UL Listed certification, NEC barrier compliance, and a NEMA 4X stainless enclosure to withstand corrosive or washdown environments, ensuring long-term reliability. This solution also integrates seamlessly with 3-pole, four-wire systems, delivering strong protection for high-current motor control while aligning with common industrial protection device and motor control center applications.
Product Information
Extended Description
DH367NWKW Eaton: Eaton Heavy duty single-throw fused safety switch, Corrosion resistant, enhanced visible blades, 800 A, NEMA 4X, Class L, Neutral, Three-pole, Four-wire, 600 V, Max Hp: 500, 500 hp (3PH @480/600 V), (4)#1/0-(4)750 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH367NWKW
UPC
782114380185
Product Length/Depth
14.25 in
Product Height
71.75 in
Product Width
25.38 in
Product Weight
213 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.
Compliances
NEC 230.62 (C) Compliant Barrier
Certifications
UL Listed
Catalog Notes
For 2-pole applications; use outside poles of 3-pole switch
Enclosure
NEMA 4X
Enclosure material
Stainless steel
Fuse class provision
Class L
Fuse configuration
Fusible with neutral
Number Of Poles
Three-pole
Number of wires
4
Type
Heavy duty fusible safety switch
Amperage Rating
800A
HP rating - max
500, 500 hp (3PH @480/600 V)
NEMA rating
NEMA 4X (Stainless)
Voltage rating
600 V
Product Category
Heavy Duty, Fusible with neutral
Feature → Business Impact → Application: 800A amperage rating and 500 HP capability at 480/600 V enable large motor loads to be secured with a single switch, reducing panel clutter and wiring complexity while improving startup protection. This translates to measurable efficiency gains and reduced total installed cost in heavy industry environments such as mining and processing plants. Feature → Business Impact → Application: NEMA 4X stainless enclosure provides corrosion resistance and washdown compatibility, extending service life in harsh environments and decreasing maintenance frequency for outdoor installations or food-and-beverage facilities. Feature → Business Impact → Application: Fusible with neutral, Class L fuse configuration offers selective protection and smoother fault isolation, lowering arc flash exposure and maintenance downtime in critical line-side protections. Feature → Business Impact → Application: Enhanced visible blades simplify alignment and verification during maintenance, supporting quicker servicing and safer commissioning in high-current switchgear. Feature → Business Impact → Application: Four-wire capability with capacity for multiple conductors (#1/0 to 750 kcmil Cu/Al) ensures robust feeder connections, reducing splices and improving reliability in large electrical installations. Feature → Business Impact → Application: UL Listed and NEC barrier compliance provide regulatory confidence and easier project approvals, especially when integrating with building management systems and safety programs in industrial facilities.
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FAQs
DH367NWKW is designed as a three-pole switch with four-wire capability (including a neutral). For 2-pole applications, use the outside poles of a 3-pole switch. Ensure proper terminal sizing for up to #1/0 to 750 kcmil Cu/Al conductors and follow NEC barrier and UL Listed guidelines during panel integration.
Key specs include 800 A amperage rating, 600 V voltage rating, and 500 HP (3PH @480/600 V). It features a fusible with neutral configuration and Class L fuse provisions, along with a 3-pole, 4-wire arrangement for robust motor protection.
Yes. The enclosure is NEMA 4X stainless steel, providing corrosion resistance suitable for washdown and outdoor installations. The unit's stainless construction, along with NEC barrier compliance, supports reliable operation in challenging environments.
The DH367NWKW is UL Listed and NEC barrier compliant, with a NEMA 4X stainless enclosure. These certifications support compliance, safety, and compatibility with standard industrial control practices.
The device offers enhanced visible blades for quick inspection, rugged protection reducing downtime, and large conductor capacity minimizing splices. Together with its durable enclosure and UL/NEC compliance, this can lower maintenance costs and improve uptime in high-demand motor control applications.