Eaton DH327FRKV Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH327FRKV
Quick Summary
The Eaton DH327FRKV heavy duty fusible safety switch provides safe isolation for three‑phase motor circuits. Facilities struggle with downtime and code compliance; this HDSS delivers fast disconnection and reliable protection. UL Listed, NEC 230.62 compliant barrier, and a NEMA 3R enclosure ensure safety, code compliance, and weather resistance. With an 800 A rating at 240 V, it supports scalable protection for large motors and high-demand processes. Its heavy-duty Class L fuse provision and enhanced visible blade improve safety during fuse changes and service. Designed for installation in control panels, MCCs, and outdoor enclosures, it simplifies retrofits and maintenance budgeting. Overall, it provides a robust solution for industrial protection and long-term cost savings.
Product Information
Extended Description
DH327FRKV Eaton: Eaton Heavy duty single-throw fused safety switch, Enhanced visible blade, 800 A, NEMA 3R, Painted galvanized steel, Class L, Fusible without neutral, Three-pole, Three-wire, 240 V, Max Hp: 100 hp (3PH @Std), (4)#1/0-(4)750 kcmil Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH327FRKV
UPC
786685973005
Product Length/Depth
57.5 in
Product Height
12.38 in
Product Width
27.5 in
Product Weight
225 lb
Compliances
NEC 230.62 (C) Compliant Barrier
Certifications
UL Listed
Catalog Notes
Heavy Duty Safety Switch (HDSS)
Enclosure
NEMA 3R
Enclosure material
Painted galvanized steel
Fuse class provision
Class L
Fuse configuration
Fusible without neutral
Number Of Poles
Three-pole
Number of wires
3
Type
Heavy duty fusible safety switch
Amperage Rating
800A
HP rating - max
100 hp (3PH @Std)
NEMA rating
NEMA 3R
Voltage rating
240V
Eaton Specification Sheet - DH327FRKV
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Enhanced visible blade. Business impact: provides at-a-glance status during operation, reducing misoperations and improving safety during fuse changes. Application: ideal for three-pole, three-wire HDSS installations in MCCs and service rooms where quick verification matters. It also supports safer lockout-tagout practices during routine servicing.Feature: NEMA 3R enclosure with painted galvanized steel. Business impact: delivers rugged outdoor and damp-location protection, lowering maintenance costs from enclosure corrosion and weather exposure. Application: outdoor substations, plant perimeters, and equipment enclosures in harsh environments.Feature: Class L fuse provision and fusible without neutral. Business impact: enables precise protection coordination and minimizes nuisance trips, extending component life. Application: large motor circuits up to 800 A, compatible with common motor starter architectures.Feature: 800 A, 240 V three-pole design. Business impact: supports high-horsepower applications (up to 100 hp) with reliable disconnection, improving uptime. Application: control panels, MCCs, and industrial feeders requiring robust protection for demanding loads.Feature: UL Listed status and NEC barrier compliance. Business impact: ensures compliance with safety standards and simplifies audits, reducing project risk. Application: regulated facilities, OEM installations, and any installation requiring formal certification and documented protection.
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FAQs
The DH327FRKV is a three-pole, three-wire fusible safety switch designed to integrate with standard motor control centers (MCCs) and common panel wiring schemes. Its footprint and connection scheme align with typical HDSS installations, simplifying retrofits into existing control systems while maintaining safe isolation and fault clarity during maintenance.
This switch provides an 800 A amperage rating at 240 V, with a Class L fuse provision and fusible without neutral configuration. It supports three-phase motor protection up to 100 hp and is UL Listed, ensuring certified protection. These ratings enable reliable disconnect with coordinated protection for demanding industrial loads.
Yes. It features a NEMA 3R enclosure constructed from painted galvanized steel, providing weather resistance and durability in outdoor and damp environments. This makes it suitable for outdoor substations, plant perimeters, and other exposed installations where protection from precipitation and corrosion is essential.
The switch is UL Listed and designed to meet NEC 230.62 compliant barrier requirements. These certifications support safety audits, regulatory compliance, and safer integration into regulated facilities or OEM installations.
Enhanced visible blade design and robust enclosure protection reduce maintenance time and risk during fuse changes, contributing to lower downtime. The rugged build and reliable disconnection support longer service intervals and predictable lifecycle costs, improving overall return on investment for high-demand motor circuits.