Eaton DCU1062FRM DC Disconnect - NEMA 3R Fusible
Part Number: DCU1062FRM
Quick Summary
Eaton DCU1062FRM heavy duty DC disconnect isolates DC circuits in solar PV installations. Engineers often face unsafe isolation during maintenance; this unit delivers rugged protection and clear accessibility. It carries NEC 690 per UL 1741, UL 98B certification, and a NEMA 3R outdoor enclosure for harsh environments. Coupled with a 60 A rating and 600 VDC capability, it supports reliable PV protection while minimizing wiring complexity. This solution integrates easily with existing electrical protection strategies and helps facilities meet industry requirements. For project teams, its compact footprint and clear lug size specifications reduce installation time and potential wiring errors. Engineers appreciate the one-circuit configuration for streamlined fault isolation and predictable maintenance of solar arrays.
Product Information
Extended Description
DCU1062FRM Eaton: Eaton heavy duty DC disconnect,DC disconnect/ungrounded system,60A,NEMA 3R,Painted galvanized steel,Fusible,Ungrounded,#14-#2 AWG lug capacity, #14-1/0 AWG solid return,600 Vdc,1,DC Photovoltaic Applications
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCU1062FRM
UPC
786685556987
Product Length/Depth
9.89 in
Product Height
16.27 in
Product Width
8.87 in
Product Weight
20 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
1
Ground
Ungrounded
Maximum voltage
600 VDC
NEMA rating
NEMA 3R
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 3R
Enclosure material
Painted galvanized steel
Fuse configuration
Fusible
Switch type
Heavy duty
Protection
Fusible
Feature: 60 A amperage rating with a single 1-pole circuit and fusible protection. Business Impact: Provides reliable overcurrent protection for small-to-mid-sized PV arrays, reducing fault-driven downtime and equipment damage. Application: Use in solar installations requiring safe, code-compliant isolation and straightforward fuse replacement. Feature: NEMA 3R painted galvanized steel enclosure for outdoor environments. Business Impact: Delivers resistance to rain, dust, and corrosion, extending service life in rooftop or ground-mounted setups. Application: Ideal for outdoor PV disconnects near arrays, combiner boxes, or service entrances. Feature: Main lug capacity supports #14-#2 AWG lug and #14-1/0 AWG solid return. Business Impact: Simplifies field wiring and reduces the need for adapters, lowering installation time and error rates. Application: Works with standard PV conductors and feeders. Feature: System voltage rating of 600 VDC per pole and 600 VDC maximum. Business Impact: Matches common PV string voltages, enhancing safety margins and conductor durability. Application: Suitable for utility-scale to commercial PV deployments. Feature: Certifications NEC 690 per UL 1741; UL 98B; NEMA 3R. Business Impact: Ensures regulatory compliance and reduces audit risks; supports outdoor installations with proven protection. Application: Preferred in regulated solar projects and outdoor electrical rooms. Feature: Dimensions and weight — 9.89 in L, 16.27 in H, 8.87 in W; 20 lb. Business Impact: Facilitates space planning, enclosure planning, and maintenance scheduling; predictable handling during installations. Application: Useful for rooftop or ground-mounted arrays with tight service clearances. Feature: Enclosure material and protection — painted galvanized steel, fusible protection, heavy duty switch. Business Impact: Combines durability with safety for rugged environments; minimizes maintenance cycles. Application: Best-fit for industrial solar sites and demanding environments.
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FAQs
The DCU1062FRM is a single-circuit fusible DC disconnect housed in a NEMA 3R painted galvanized steel enclosure. Plan for #14-#2 AWG lug capacity with #14-1/0 AWG solid return, and ensure wiring runs are sized for 600 VDC maximum. Provide proper clearance for cable entries and allow for fuse replacement access during maintenance.
Key specs include a 60 A amperage rating, 600 VDC maximum system voltage per pole, one circuit, and ungrounded configuration. It is designed for fusible protection and is suitable for solar applications in outdoor environments. Compliance references include NEC 690 per UL 1741 and UL 98B for safety and reliability.
Yes. The unit uses a NEMA 3R enclosure constructed from painted galvanized steel, which provides rain, dust, and corrosion resistance. This makes it well-suited for rooftop and ground-mounted solar installations where harsh weather conditions are expected, while maintaining safe DC isolation.
The disconnect meets NEC 690 requirements per UL 1741 and UL 98B protections. It features a NEMA 3R enclosure for outdoor use and is designed for UL-listed safety in solar PV circuits, giving procurement teams confidence in compliance and performance in outdoor environments.
Warranty follows Eaton policy 25-000: one year from installation or eighteen months from shipment, whichever occurs first. Maintenance primarily involves periodic fuse inspection and replacement, checking enclosure seals for outdoor use, and ensuring lug connections remain tight to sustain reliable protection and ROI over the system’s life.