Eaton DCU3062FRM Heavy Duty DC Disconnect - NEMA 3R
Part Number: DCU3062FRM
Quick Summary
DCU3062FRM is a heavy-duty DC disconnect designed for ungrounded PV systems. It isolates solar arrays safely, minimizing arc flash risk and enabling rapid maintenance. Certified for NEC 690 per UL 1741 and UL 98B, with a rugged NEMA 3R enclosure, it withstands outdoor use. This solution delivers reliable, code-compliant protection for solar projects while reducing installation time and overall lifecycle costs. By combining robust protection with straightforward wiring and mounting, it supports efficient, scalable PV deployments and aligns with broader safety and reliability goals.
Product Information
Extended Description
DCU3062FRM Eaton: Eaton heavy duty DC disconnect,For Ungrounded PV Systems,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,3,DC Photovoltaic Applications
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCU3062FRM
UPC
786685557465
Product Length/Depth
25.5 in
Product Height
9 in
Product Width
13.25 in
Product Weight
40 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.
Special features
For Ungrounded PV Systems
Type
DC disconnect/ungrounded system
Amperage Rating
60 A
Number of circuits
3
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 → Business Impact → Application: Heavy-duty DC disconnect for PV systems delivers reliable isolation at 60 A per module with a 600 VDC rating, reducing fault propagation and enabling safer maintenance. This translates to measurable safety benefits and faster service windows on large solar installations, particularly in distributed rooftop arrays. Application: Solar PV installations requiring ungrounded systems benefit from fusible protection and three independent circuits, allowing modular design and easier troubleshooting during commissioning or after weather events. Feature → Business Impact → Application: NEMA 3R outdoor-rated enclosure in painted galvanized steel resists corrosion and moisture, lowering maintenance cycles and extending service life in harsh environments. Application: Outdoor solar farms and exposed rooftop PV sites gain durable protection, reducing downtime and improving asset availability. Feature → Business Impact → Application: Main lug capacity supports a wide wire range (#14-#2 AWG lug) and solid returns (#14-1/0 AWG), simplifying field wiring and stock management for installers. Application: System installations with diverse conductor sizes, including retrofit projects, benefit from streamlined terminations and reduced parts variety. Feature → Business Impact → Application: Fusible protection helps meet NEC 690 requirements and simplifies clearance procedures during fault conditions. Application: Solar PV applications demanding compliant disconnection and safe energy shutdowns. Feature → Business Impact → Application: 25-000 warranty (one year from installation or 18 months from shipment) provides predictable support and lower lifecycle risk for buyers, while helping optimize maintenance budgeting. Application: Procurement for long-term asset care and service planning in industrial solar projects.
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FAQs
Yes. The DCU3062FRM is specifically designed for ungrounded PV configurations, offering 60 A per circuit across three circuits, with a 600 VDC rating and fusible protection. Its NEMA 3R enclosure supports outdoor installations, while the lug capacity accommodates a range of conductors (#14-#2 AWG, solid returns up to #1/0 AWG). This makes retrofits and new builds straightforward for installers.
The unit provides a 60 A per pole rating and a maximum of 600 VDC. The system voltage is 600 VDC per pole, matching standard PV array requirements. It is engineered for three independent circuits, enabling modular, scalable solar configurations while maintaining rigorous disconnection and protection standards.
Absolutely. The DCU3062FRM uses a NEMA 3R enclosure with painted galvanized steel to resist weather, corrosion, and moisture. It meets NEC 690 requirements per UL 1741 and UL 98B, making it a reliable choice for outdoor rooftop and ground-mounted PV projects requiring compliant, durable disconnects.
This device is certified for NEC 690 per UL 1741 and UL 98B, ensuring compliance with essential PV and electrical protection standards. The NEMA 3R enclosure rating provides outdoor protection, and the fusible protection configuration aligns with common safety requirements for PV systems installed in various environments.
Eaton offers a one-year warranty from installation or eighteen months from shipment (whichever occurs first). This coverage reduces lifecycle risk for buyers. For maintenance, the fusible design and clearly specified lug capacities simplify replacement and service planning, contributing to lower downtime and predictable operating costs on solar assets.