Eaton DH324NWK316 Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH324NWK316
Quick Summary
DH324NWK316 heavy duty fusible safety switch is engineered to protect critical electrical circuits in harsh industrial environments while simplifying maintenance and upgrades. This unit addresses common pain points like corrosion, washdown exposure, and wiring errors by offering a robust 316 stainless steel NEMA 4X enclosure with a neutral, three-pole four-wire configuration for reliable isolation at 240 V. It carries key certifications to support compliance: UL Listed, NEC 230.62 barrier provision, and corrosion-resistant construction that stands up to demanding processes. With 200 A capacity and HP ratings of 25 and 60 on 3-phase service, it scales to evolving line demands, delivering safety, reliability, and ongoing value for operations and maintenance teams.
Product Information
Extended Description
DH324NWK316 Eaton: Eaton Heavy duty single-throw fused safety switch, Corrosion resistant, 200 A, NEMA 4X, Grade 316 stainless steel, Class H, Neutral, Three-pole, Four-wire, 240 V, Max Hp: 25, 60 hp (3PH @Std, TD), #6-300 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH324NWK316
UPC
782116489923
Product Length/Depth
11.5 in
Product Height
34.38 in
Product Width
16 in
Product Weight
61 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
Enclosure
NEMA 4X
Enclosure material
316 stainless steel
Fuse class provision
Class H
Fuse configuration
Fusible with neutral
Number Of Poles
Three-pole
Number of wires
4
Type
Heavy duty fusible safety switch
Amperage Rating
200A
HP rating - max
25, 60 hp (3PH @Std, TD)
NEMA rating
NEMA 4X (Stainless)
Voltage rating
240V
Product Category
Heavy Duty, Fusible with neutral
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Specification Sheet - DH324NWK316
Selling Policy 25-000 - Distribution and Control Products and Services
Feature → Business Impact → Application: The DH324NWK316 uses a 316 stainless steel, NEMA 4X enclosure to resist corrosion and washdown, significantly reducing maintenance costs and downtime in chemical, food & beverage, and water treatment facilities. This translates to longer service life in hostile environments and improved uptime for critical production lines. Feature → Class H fuse provision with neutral supports safer circuit protection and controlled disconnection, lowering fault energy and enabling predictable motor control; ideal for applications demanding reliable protection in pump stations and conveyors. Feature → Three-pole, four-wire configuration at 240 V with a 200 A rating delivers scalable motor control for mid-size processes, enabling seamless expansion from light to moderate loads while maintaining safety margins. Feature → UL Listed with NEC 230.62 barrier compliance provides documented safety and regulatory alignment, reducing audit findings and engineering time during changeovers. Feature → Compact footprint (11.5 in depth, 16 in width, 34.38 in height) and a 61 lb weight support straightforward panel integration, allowing quick installation in limited spaces without custom mounting work. Industry context shows these switches are favored in facilities pursuing ISO 9001 quality management and OSHA safety compliance, where documented protection and robust materials directly affect lifecycle costs and total cost of ownership.
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FAQs
The DH324NWK316 is a three-pole, four-wire safety switch designed for 240 V 3-phase service with a neutral. It supports standard panel mounting and wiring practices, enabling straightforward integration into existing motor control centers or switchgear without extensive rework. Its neutral provision and Class H fuse configuration help maintain reliable motor protection and safe shutdown behavior. Ensure device mounting dimensions (11.5 in depth, 16 in width, 34.38 in height) fit your enclosure space.
This model provides a 200 A amperage rating and supports motor HP up to 25 or 60 HP for 3-phase service (STD, TD). With a 240 V operating voltage, it serves mid-sized motor control applications and line protection where frequent switching and robust fault isolation are required. Always verify your motor starter sizing and short-circuit current ratings align with the device’s Class H fuse protection.
Yes. The DH324NWK316 uses a 316 stainless steel enclosure rated NEMA 4X, offering superior corrosion resistance and washdown durability. This makes it well-suited for food & beverage, chemical processing, and water/wastewater facilities where exposure to moisture, chemicals, or cleaning agents is common. The rugged construction helps extend service life and reduce maintenance intervals in demanding settings.
The switch is UL Listed and features NEC 230.62 barrier compliance, ensuring safety and regulatory alignment in electrical installations. These certifications support plan approvals, reduce compliance risk during audits, and facilitate reliable integration into industrial control systems that require documented protection standards.
Eaton provides policy coverage under Selling Policy 25-000, typically offering one year from installation or eighteen months from shipment, whichever occurs first. This warranty supports parts and labor considerations for the safety switch, with standard Eaton support channels for field service, spare parts, and technical assistance to help minimize downtime during maintenance or replacements.