Eaton DCG1101UPM DC Disconnect - NEMA 4, 1000 VDC
Part Number: DCG1101UPM
Quick Summary
Eaton heavy duty DC disconnect safely isolates DC circuits for solar PV installations, ensuring rapid, code-compliant system isolation. In harsh environments, maintenance downtime, weather exposure, and certification gaps can derail projects; this unit's rugged NEMA 4 enclosure and grounded design address those challenges. This product is UL 98B listed and aligns with NEC 690 per UL 1741 requirements, reinforcing safety and interconnection compliance. Designed for solar installations, it delivers robust protection while enabling straightforward maintenance and scalable wiring configurations for growing PV arrays. Secondary capabilities like a 30A rating, isolated return, and grounded circuit improve reliability and reduce total cost of ownership over time.
Product Information
Extended Description
DCG1101UPM Eaton: Eaton heavy duty DC disconnect,30A,NEMA 4,Painted steel,Non-fusible,Grounded,#14-#2 AWG lug capacity, #14-#2 AWG solid return,1,Isolated return,DC photovoltaic systems,1000 Vdc
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCG1101UPM
UPC
786685557694
Product Length/Depth
10.22 in
Product Height
14.14 in
Product Width
8.76 in
Product Weight
21 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/grounded system
Amperage Rating
30A
Number of circuits
1
Ground
Grounded
Maximum voltage
1000 VDC
NEMA rating
NEMA 4
Protection
Non-fusible
Application
Solar
Main lug wire size
#14-#2 AWG lug capacity, #14-#2 AWG solid return
System voltage
1000 VDC
Voltage rating
1000 VDC
Series
DC photovoltaic applications
Enclosure
NEMA 4
Enclosure material
Painted galvanized steel
Fuse configuration
Non-fusible
Isolation
Isolated return
Switch type
DC photovoltaic systems Heavy duty
Protection
Non-fusible
Feature: The 30A, 1‑circuit non‑fusible DC disconnect matches typical PV string currents. Business Impact: It provides a clear, single isolation point, reducing fault propagation and downtime. Application: Ideal for single‑string solar installations using #14‑#2 AWG lugs and solid returns. Feature: NEMA 4 enclosure with painted galvanized steel delivers rugged outdoor durability. Business Impact: Weatherproof protection minimizes corrosion, maintenance rounds, and service interruptions in rooftop or ground‑mount deployments. Application: Suitable for outdoor PV disconnects mounted near inverters, racking, or combiner boxes. Feature: Isolated return with a grounded conductor and a 1000 VDC rating. Business Impact: Enhances fault containment and personnel safety while supporting NEC 690 and UL 1741 compliance. Application: Fits high‑voltage PV systems requiring reliable isolation at module or string level. Feature: UL 98B listing and NEC 690 per UL 1741 conformance. Business Impact: Improves procurement confidence and accelerates project approvals for regulated solar deployments. Application: Preferred for commercial and industrial installations seeking verified safety credentials. Feature: Not all ampere configurations are shown; dimension tables document exact options for amp rating and circuit count. Business Impact: Lets engineers pick the correct configuration to match wire size, lug capacity, and space constraints, avoiding field rework. Application: Use Eaton dimension tables during specification, integration, and installation planning. Feature: 1000 VDC system voltage capability and isolated, grounded protection support long‑term PV system reliability. Business Impact: Increases system availability and reduces maintenance events by delivering durable, code‑compliant isolation. Application: Compatible with DC photovoltaic applications across commercial and industrial solar deployments.
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FAQs
The DCG1101UPM is designed for solar PV installations, especially single-string DC circuits. It provides a 30A, 1-circuit, non-fusible isolation point with a grounded return and supports #14‑#2 AWG lugs, making field wiring straightforward and code-compliant for outdoor or indoor PV setups.
Key specs include 30A amperage rating, 1 circuit, non-fusible protection, isolated return, grounded conductor, and a maximum rating of 1000 VDC. It features a NEMA 4 enclosure with painted galvanized steel and is intended for DC photovoltaic applications with #14‑#2 AWG lug capacity.
Yes. The device carries UL 98B listing and NEC 690 compliance as referenced by UL 1741, ensuring required safety and interconnection standards are met for solar installations and utility-grade PV systems.
Consider enclosure durability (NEMA 4 for outdoor use), rating (1000 VDC max), and wiring options documented in the product dimension tables to select the correct ampere configuration. Not all amp ratings or circuit counts are available in every configuration, so verify dimensions before ordering.
The product is covered by Eaton’s warranty policies and is designed for long-term reliability in harsh environments. Maintenance typically involves periodic inspection of grounding integrity and enclosure cleanliness; no fuse elements reduce routine replacement tasks, contributing to lower maintenance costs over the system life.