Eaton DH364NRKA1600 Auxiliary Power Switch - UL Listed
Part Number: DH364NRKA1600
Quick Summary
The Eaton DH364NRKA1600 auxiliary power switch isolates and protects 3-phase circuits in industrial switchgear. Engineers often battle unreliable auxiliary power control in harsh environments, leading to unplanned downtime and maintenance costs. It carries UL Listed certification and a NEMA 3R enclosure, enabling safe operation in indoor and damp outdoor locations, while a Class H fuse provision supports critical loads. This solution delivers measurable business value through improved uptime, safer fault isolation, and seamless integration with four-wire control schemes, all while supporting compact installation and dependable performance in motor control centers.
Product Information
Extended Description
DH364NRKA1600 Eaton: Eaton auxiliary power switch, 15A GFI receptacle, 600 Vac auxiliary circuit V, 200 A, NEMA 3R, Painted galvanized steel, Class H, Neutral, Three-pole, Four-wire, 600 V, Max Hp: 50, 50/ 125, 150 hp (1/3PH @480, 600 V), #6-250 kcmil Cu/Al
Product Name
Eaton auxiliary power switch
Catalog Number
DH364NRKA1600
UPC
782116418466
Product Length/Depth
11.25 in
Product Height
27.63 in
Product Width
16 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.
Certifications
UL Listed
Amperage Rating
200A
HP rating - max
50, 50/ 125, 150 hp (1/3PH @480, 600 V)
Voltage rating
600 V
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
Product Category
Heavy Duty, Fusible with neutral
Special features
15A GFI receptacle, 600 Vac auxiliary circuit V
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Specification Sheet - DH364NRKA1600
Feature: Heavy-duty fusible safety switch with three-pole, four-wire configuration. Business Impact: Provides safe isolation and sure current control for high-load drives, reducing fault propagation and enabling compliant maintenance. Application: Ideal for motor control centers and switchgear where sturdy protection and reliable disconnection are required. Feature: 200 A amperage rating with HP up to 150 hp (1/3PH @480, 600 V). Business Impact: Handles large motors and pumps without auxiliary relays, cutting component count and labor costs. Application: Conveyor systems, pumps, and large fans in industrial facilities. Feature: NEMA 3R enclosure and painted galvanized steel. Business Impact: Weather-resistant, dust-tight protection improves uptime in outdoor or wash-down environments. Application: Outdoor substations, outdoor MCCs, and damp plant areas. Feature: Fuse class provision Class H and fusible with neutral. Business Impact: Precise overload protection aligned with load profiles, simplifying engineering and improving safety. Application: Complex multi-load installations requiring reliable neutral-fused switching. Feature: 15A GFI receptacle and 600 Vac auxiliary circuit capability. Business Impact: Provides ready auxiliary power for controls, diagnostics, or test equipment, reducing wiring complexity and trip risk. Application: Control panels, diagnostic stations, and temporary testing setups. Feature: UL Listed certification and design suited for retrofit into existing infrastructure. Business Impact: Facilitates compliance and accelerates project timelines, lowering total cost of ownership. Application: Retrofitting aging switchgear in manufacturing plants and distribution centers.
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FAQs
The DH364NRKA1600 is a three-pole, four-wire device designed for 600 V systems. It accommodates a footprint of 16 in width, 27.63 in height, and 11.25 in depth, with a weight of about 52 lb. Mounting should follow standard switchgear practices for NEMA 3R enclosures, ensuring proper clearance for wiring and surface mounting. This simplifies retrofit into existing MCCs and panels while maintaining safe access to the neutral and control wiring.
This model provides a 200 A amperage rating and supports up to 150 hp at 1/3 phase on 480–600 V, with a 600 V voltage rating. It features fusible with neutral configuration and Class H fuse provisions. A 15 A GFI receptacle is included for auxiliary power, making it suitable for powering control circuits and diagnostic tools while protecting the main load.
Yes. The unit uses a NEMA 3R enclosure and painted galvanized steel construction, designed for outdoor and damp indoor locations. UL Listed certification further supports safe operation in challenging environments, and the rugged build helps resist dust, moisture, and incidental water exposure in industrial settings.
The product carries UL Listed certification, indicating safety compliance for electrical equipment. Eaton provides a warranty of one year from installation or eighteen months from shipment, whichever occurs first, offering assurance on performance and reliability for mission-critical applications in plant environments.
It reduces downtime by delivering reliable isolation and protection for high-current auxiliary circuits, simplifies wiring with neutral-fused controls, and supports easy retrofit in motor control centers. The integrated GFI receptacle streamlines auxiliary power for controls and diagnostics, while the robust enclosure and fuse provisions help ensure compliance and long-term maintenance efficiency.