Eaton DH363NRKA1480 Heavy Duty Fusible Switch - UL Listed
Part Number: DH363NRKA1480
Quick Summary
Eaton heavy duty fusible safety switch isolates power safely for industrial automation equipment. When downtime or nuisance trips strike, a rugged, compliant switch minimizes unplanned outages and safety risks. UL Listed, NEMA 3R enclosure, and NEC barrier compliance deliver reliable protection for harsh environments. Designed for three-pole, four-wire circuits rated to 600 V, it supports up to 100 A and HP ranges up to 75 hp, making it a fit for motor control centers and switchgear. The unit includes a 15 A GFI receptacle and Class H fuses, enabling easy integration with motors, drives, and control panels while meeting safety standards and installation best practices.
Product Information
Extended Description
DH363NRKA1480 Eaton: Eaton Heavy duty single-throw fused safety switch, 15A GFI receptacle, 480 Vac auxiliary circuit V, 100 A, NEMA 3R, Class H, Neutral, Three-pole, Four-wire, 600 V, Max Hp: 30, 40/ 60, 75 hp (1/3PH @480, 600 V), #14-#1/0 Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH363NRKA1480
UPC
782116418411
Product Length/Depth
10 in
Product Height
21.69 in
Product Width
11.13 in
Product Weight
27 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
Three-pole
Number of wires
4
Type
Heavy duty fusible safety switch
Amperage Rating
100A
HP rating - max
30, 40/ 60, 75 hp (1/3PH @480, 600 V)
NEMA rating
NEMA 3R
Voltage rating
600 V
Product Category
Heavy Duty, Fusible with neutral
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Specification Sheet - DH363NRKA1480
Three-pole, four-wire configuration ensures proper control of three-phase loads and provides a neutral for control circuits, simplifying safe isolation and interconnection with drives and MCCs for reliable motor control in manufacturing lines. The 100 A amperage rating and up to 75 hp at 480/600 V deliver scalable protection for conveyors and pumps, reducing motor trips and extending equipment life. NEMA 3R enclosure with painted galvanized steel enables outdoor or damp-environment use, improving site safety and reducing enclosure corrosion costs in washdown areas. Class H fuse provision offers precise overcurrent protection with a neutral conductor, supporting safer start-ups and fault isolation across complex control panels. UL Listed and NEC barrier compliance streamline audits and regulatory alignment, while the 15 A GFI receptacle adds diagnostic convenience for maintenance teams during commissioning and servicing.
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FAQs
Yes. DH363NRKA1480 is a three-pole, four-wire switch rated up to 600 V and 100 A, designed for 480 VAC three-phase systems. It fits standard control panels and MCCs, features a NEMA 3R enclosure for outdoor or damp environments, and supports copper or aluminum conductors (#14-#1/0). Follow NEC barrier guidance during installation for compliant, safe operation.
The unit provides a 100 A continuous amperage rating and supports up to 75 hp for 1/3PH at 480/600 V, depending on motor load. It also includes a 15 A GFI receptacle and Class H fuses, with UL Listing confirming compliance for industrial applications and safe motor control.
Ideal for motor control centers, distribution panels, and harsh industrial environments, including outdoor or washdown areas due to its NEMA 3R enclosure. It supports three-phase motors, drives, and control circuits up to 600 V, helping maintain uptime in manufacturing, packaging, and water treatment facilities.
The DH363NRKA1480 is UL Listed and NEC barrier compliant, with a NEMA 3R enclosure for weather resistance. It is designed for safe operation in environments requiring rigorous safety and electrical code adherence, and it supports neutral conductors for complex control schemes.
Warranty follows Eaton policy 25-000: one year from installation or 18 months from shipment, whichever occurs first. Eaton provides product datasheets, technical support, and replacement parts. Regular inspection of fuses, enclosure integrity, and GFI receptacle function helps sustain performance and reliability in ongoing operations.