Eaton DCU3061UPM DC Disconnect - UL 98B/690 Compliance
Part Number: DCU3061UPM
Quick Summary
DC disconnects like Eaton DCU3061UPM provide safe, ready-to-install isolation for solar photovoltaic DC circuits in commercial and industrial arrays. For project teams juggling tight timelines, finding protective gear that is both rugged and code-compliant can slow deployment and increase risk. This unit offers UL 98B and NEC 690 conformance per UL 1741, plus a NEMA 4 enclosure for dependable outdoor performance, reducing weather-related downtime. By pairing a heavy-duty, non-fusible, ungrounded design with 600 VDC system capability, it supports scalable PV installations while simplifying maintenance and safety audits. In addition to standard PV applications, its 30 A, 3-circuit layout helps you optimize wiring strategies and minimize equipment footprints, delivering operational cost savings and streamlined commissioning.
Product Information
Extended Description
DCU3061UPM Eaton: Eaton heavy duty DC disconnect,DC disconnect/ungrounded system,30A,NEMA 4,Painted steel,Non-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
DCU3061UPM
UPC
786685557489
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
UL 98B NEC 690 per UL 1741
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
30A
Number of circuits
3
Ground
Ungrounded
Maximum voltage
600 VDC
NEMA rating
NEMA 4
Protection
Non-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 4
Enclosure material
Painted galvanized steel
Fuse configuration
Non-fusible
Switch type
Heavy duty
Protection
Non-fusible
Feature: 30 A per pole with 3 circuits in a non-fusible, ungrounded DC disconnect. Business Impact: Enables safe and straightforward isolation for multi-string PV configurations, reducing fault exposure and enabling faster maintenance. Application: Ideal for commercial rooftop and small-to-midscale PV arrays where modular expansion is anticipated and wiring efficiency matters. Long-tail keywords: PV DC disconnect, 30A DC switch, ungrounded DC protection. Paragraph continues with a second aspect addressing efficiency gains and installation ease. Feature: NEMA 4 enclosure constructed from painted galvanized steel. Business Impact: Delivers weather-resistant protection against rain, dust, and corrosion, extending life in outdoor or harsh environments. Application: Outdoor rooftops, carport installations, and remote PV sites where dependable enclosure integrity is required. Long-tail keywords: outdoor PV enclosure, weatherproof electrical enclosure, corrosion-resistant cabinet. Feature: 600 VDC maximum voltage per pole and a three-pole arrangement. Business Impact: Supports higher voltage PV strings while maintaining safe, isolated operation, enabling code-compliant system design and future scalability. Application: Utility-scale and commercial PV projects with medium to high DC voltage strings. Long-tail keywords: high voltage DC disconnect, 600VDC PV hardware, PV system protection. Feature: Main lug capacity accommodates #14-#2 AWG lugs and #14-1/0 AWG solid returns. Business Impact: Flexible wiring options reduce the need for additional stubs or adaptors, cutting installation time and material costs. Application: Neatly terminating conductors from multiple PV strings into a single disconnect. Long-tail keywords: lug wire size, PV interconnection, conductor termination. Feature: Certifications and compliance support, including UL 98B and NEC 690 per UL 1741, plus NEMA 4 enclosure. Business Impact: Streamlines procurement and auditing, ensuring alignment with regulatory requirements and improving project timelines. Application: code-compliant PV installations across industries. Long-tail keywords: NEC 690 compliance, UL 98B certification, PV electrical requirements. Feature: Dimensions and weight support installation planning and on-site handling, with Product Length/Depth 25.5 in, Width 13.25 in, Height 9 in, and weight 40 lb. Business Impact: Facilitates accurate space planning and safer transport/installation in constrained rooftops or equipment rooms. Application: Site logistics for retrofits and new builds. Long-tail keywords: equipment footprint, PV disconnect dimensions, installation footprint.
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FAQs
The DCU3061UPM is designed for photovoltaic applications with three switchable poles, delivering 30 A per pole and up to 600 VDC per pole. It accommodates multiple strings via its 3-circuit configuration and supports lug sizes from #14 to #2 AWG (with solid returns up to #14-1/0 AWG), enabling flexible string interconnections and straightforward integration with standard PV inverters and combiner boxes.
The unit uses a NEMA 4 painted galvanized steel enclosure to resist rain, dust, and corrosion, ensuring reliable operation in outdoor environments. Its rugged construction, combined with weather-resistant protection, reduces maintenance downtime and extends service life on rooftops, carports, and other exposed PV sites while maintaining easy access for routine inspections.
The DCU3061UPM carries UL 98B certification and NEC 690 conformance per UL 1741, with a NEMA 4 enclosure rating. These certifications verify fault protection and safe operation in PV systems, helping to meet regulatory requirements during audits and ensuring compatibility with inverter and array protection schemes.
This unit supports main lug connections for #14-#2 AWG conductors and #14-1/0 AWG solid returns across three circuits. It is non-fusible and Ungrounded, rated for 600 VDC per pole, which provides flexible interconnection for multiple PV strings and simplifies routing to downstream equipment such as combiners and breakers.
Expect reduced downtime due to durable, weather-resistant construction and simple non-fusible isolation. The 40 lb enclosure size, 25.5 x 13.25 x 9 in footprint, and a one-year Eaton warranty support predictable maintenance planning and quick service responses, contributing to a favorable total cost of ownership for solar projects.