Eaton DCU3062FXM DC disconnect - NEMA 4X, 316SS
Part Number: DCU3062FXM
Quick Summary
Eaton DCU3062FXM heavy duty DC disconnect protects solar PV circuits with ungrounded systems. Engineers face space limits, corrosion risk, and complex integration in outdoor installations. This unit meets NEC 690 per UL 1741 and UL 98B, and it features a NEMA 4X enclosure crafted from 316 stainless steel for outdoor reliability. The fusible protection and 60 A current rating deliver reliable, code-compliant shutoff with easy field wiring. Its lug capacity supports #14-#2 AWG lugs plus solid returns up to #14-1/0 AWG, enabling flexible installation across common PV configurations. By combining rugged construction with proven electrical protection, Eaton helps operators reduce maintenance costs and extend system life in demanding environments.
Product Information
Extended Description
DCU3062FXM Eaton: Eaton heavy duty DC disconnect,DC disconnect/ungrounded system,60A,NEMA 4X,Grade 316 stainless steel,Fusible,Ungrounded,#14-#2 AWG lug capacity, #14-1/0 AWG solid return,600 Vdc,3,DC Photovoltaic Applications
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCU3062FXM
UPC
786685557649
Product Length/Depth
10.22 in
Product Height
19.08 in
Product Width
12.88 in
Product Weight
39 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
NEC 690 per UL 1741 UL 98B
Catalog Notes
Not all configurations for ampere rating and number of circuits are available. All circuit configurations can be found in the product dimension tables.
Type
DC disconnect/ungrounded system
Amperage Rating
60 A
Number of circuits
3
Ground
Ungrounded
Maximum voltage
600 VDC
NEMA rating
NEMA 4X
Protection
Fusible
Application
Solar
Main lug wire size
#14-#2 AWG lug capacity, #14-1/0 AWG solid return
System voltage
600 VDC per pole
Voltage rating
600 VDC
Series
DC Photovoltaic Applications
Enclosure
NEMA 4X
Enclosure material
316 stainless steel
Fuse configuration
Fusible
Switch type
Heavy duty
Protection
Fusible
Feature: Heavy duty DC disconnect/ungrounded system. Benefit: Provides robust isolation for safety and protection of PV strings in ungrounded configurations, reducing arc flash risk and simplifying maintenance. Application: Solar photovoltaic installations where ungrounded DC protection is required. Feature: 60 A rating with 3 circuits. Benefit: Supports multi-string PV layouts with reliable current handling while enabling compact, grid-friendly layouts. Application: Commercial and utility-scale PV rooftops and carport arrays. Feature: NEMA 4X enclosure in 316 stainless steel. Benefit: Outstanding corrosion resistance and outdoor durability, minimizing enclosure degradation and downtime. Application: Outdoor or harsh environments, including coastal or industrial sites. Feature: Fusible protection with 600 VDC rating. Benefit: Safe, code-compliant rapid isolation and reliable fault clearing, lowering risk during faults and maintenance. Application: Solar DC protection requiring fusible configurations. Feature: Generous lug capacity (#14-#2 AWG, up to #14-1/0 AWG solid return). Benefit: Flexible wiring options reduce field modifications and assembly time. Application: PV combiner boxes, disconnect enclosures, and field installations. Feature: 3 circuit configuration with ungrounded system. Benefit: Simplified distribution for smaller solar farms or multi-string systems, improving reliability and ease of inspection. Application: PV system topologies needing three parallel DC circuits.
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FAQs
The DCU3062FXM is designed for ungrounded DC circuits in solar PV installations, featuring three circuits and a 60 A rating per unit. It integrates with common PV strings by providing a safe, fusible disconnect and a straightforward lug-ready interface for #14-#2 AWG wires (solid up to #14-1/0 AWG). This makes it suitable for mid-size commercial rooftops and small utility-scale configurations, while minimizing wiring complexity and downtime during maintenance.
Key specs include a 60 A amperage rating, 3 circuits, 600 VDC maximum voltage per pole, fusible protection, and a NEMA 4X enclosure rated for outdoor use. The main lug capability supports lug sizes up to #14-#2 AWG and solid returns to #14-1/0 AWG, enabling flexible wiring configurations for various PV layouts.
Yes. The enclosure is a NEMA 4X rated unit crafted from 316 stainless steel, providing excellent corrosion resistance and outdoor durability. This makes it well-suited for rooftop, coastal, industrial, and other harsh environments where protection from dust, water, and chemical exposure is essential.
The product aligns with NEC 690 requirements as referenced by UL 1741 and UL 98B, ensuring compliance for solar electrical installations. Meeting these standards helps buyers reduce risk during inspection, streamline approvals, and verify safe performance in utility-scale and commercial PV projects.
The rugged 316 stainless steel enclosure and fusible protection reduce corrosion-related downtime and noisy field interventions. Its durable construction, combined with straightforward wiring and reliable isolation, lowers lifecycle maintenance costs and extends system life, delivering predictable ROI in solar DC protection deployments.