Eaton DH264NRK Heavy duty fusible safety switch - UL Listed
Part Number: DH264NRK
Quick Summary
Eaton DH264NRK heavy duty fusible safety switch isolates 200 A circuits in industrial equipment safely. It addresses the challenge of unreliable protection and complex maintenance in demanding, damp, or outdoor facilities. It carries UL Listed certification, NEC 230.62 (C) compliant barrier protection, and a NEMA 3R enclosure for reliable outdoor or harsh indoor use. Designed for easy integration into industrial control panels and outdoor systems, it delivers dependable 600 V protection and supports large conductor sizes like #6 AWG through 250 kcmil Cu/Al. This combination reduces downtime, simplifies compliance, and supports efficient maintenance programs for manufacturers and integrators. Its 30 in depth footprint and 18 x 9.5 in footprint balance rugged protection with manageable installation, while a 52 lb weight aids handling during commissioning.
Product Information
Extended Description
DH264NRK Eaton: Eaton Heavy duty single-throw fused safety switch, 200 A, NEMA 3R, Painted galvanized steel, Class H, Fusible with neutral, Two-pole, Three-wire, 600 V, Max Hp: 50, 50 hp/50 hp (1PH @480,600 V TD/600 Vdc), #6-250 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH264NRK
UPC
786685176987
Product Length/Depth
30 in
Product Height
9.5 in
Product Width
18 in
Product Weight
52 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 3R
Enclosure material
Painted galvanized 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
Wire size
#6 AWG-250 kcmil Cu/Al
Amperage Rating
200A
HP rating - max
50, 50 hp/50 hp (1PH @480,600 V TD/600 Vdc)
NEMA rating
NEMA 3R
Voltage rating
600 V
Product Category
Heavy Duty, Fusible with neutral
200 A rating with Class H fusible elements provides precise protection for medium-sized motor loads, reducing nuisance tripping and enabling safe startup in high inrush environments typical of conveyors and packaging lines. This translates to improved line uptime and lower maintenance costs as fuses are thicker and more robust than standard disconnects in rugged industrial settings. The fusible-with-neutral configuration supports three-wire systems for clean switchgear integration, while maintaining clear fault signaling and reliable neutral return paths for sensitive controls. The NEMA 3R painted galvanized steel enclosure protects against weather and corrosion, enabling outdoor installations or damp indoor environments without compromising safety or performance. Wire sizing guidance from #6 AWG up to 250 kcmil Cu/Al allows flexible connection to a wide range of motors and feeders, simplifying project scoping and field installation while keeping conductors within allowed torque and temperature specifications. UL Listed and NEC 230.62 (C) barrier compliance underpin regulatory alignment, reducing risk during inspections and audits. With a compact 30 in depth and a 600 V rating, the device fits a broad array of control panels, while the two-pole design ensures straightforward wiring and service. The unit supports up to 50 hp for 480/600 V single-phase motor loads, aligning with common industrial applications and allowing quick lifecycle ROI when replacing older, less capable safety switches. Its rugged construction, Class H fuse provision, and neutral enable safer disconnection in emergency and maintenance scenarios, contributing to safer plant operations and streamlined spare parts management.
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FAQs
The DH264NRK accepts copper or aluminum conductors from #6 AWG to 250 kcmil Cu/Al. It is a two-pole, three-wire device with a fusible element and a neutral connection, designed for 600 V systems. Use proper torque per terminal specification and ensure neutral continuity for safe operation in motor control and feeder circuits.
Yes, the DH264NRK is UL Listed and complies with NEC 230.62 (C) barrier requirements. The enclosure is NEMA 3R for outdoor or harsh indoor environments, and it uses Class H fuses for robust short-circuit protection. This combination supports safe isolation in industrial control and power distribution applications.
The DH264NRK uses a NEMA 3R enclosure made of painted galvanized steel, suitable for outdoor use and damp indoor installations. It provides weather-resistant protection for live components while maintaining safety clearances. The unit is designed for 600 V operation and two-pole configurations in industrial settings.
The switch is rated for 200 A with a maximum horsepower of 50 hp for single-phase operation at 480/600 V (TD/600 Vdc). It supports neutral-enabled two-pole, three-wire configurations, making it suitable for mid-size motor control in manufacturing and processing facilities.
With UL listing, NEC barrier compliance, and a durable NEMA 3R enclosure, downtime is minimized and compliance risk is reduced. It accepts #6 to 250 kcmil Cu/Al conductors and weighs 52 lb, aiding installation and service. Warranty terms include one year from installation or 18 months from shipment, whichever comes first, providing lifecycle protection for initial investment.