Eaton DCG3064FWM DC Disconnect - NEMA 4X, 600 VDC
Part Number: DCG3064FWM
Quick Summary
Eaton DCG3064FWM DC disconnect provides rugged, code-compliant protection for solar PV systems. Facility teams struggle to ensure safe isolation while meeting harsh outdoor exposure and maintenance demands. It carries UL 98B and NEC 690 per UL 1741 certifications, plus a NEMA 4X enclosure and 304 stainless steel construction to withstand demanding environments. In practice, this heavy-duty DC disconnect reduces downtime, accelerates commissioning, and delivers reliable three-pole protection with fusible safety for 600 VDC solar installations, while offering compatibility with In/Out LC and SR terminals. For OEMs and integrators, it means simpler installation, lower lifecycle costs, and improved system safety.
Product Information
Extended Description
DCG3064FWM Eaton: Eaton heavy-duty DC disconnect,200A,Solar,Grade 304 stainless steel,Fusible,Grounded,In/Out(LC): 300 MCM-#6, In/Out(SR): 300 MCM-#6,600 Vdc,NEMA 4X,3,Fusible,Isolated return,Three-pole,DC photovoltaic applications,Single-throw
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCG3064FWM
UPC
786685624877
Product Length/Depth
35.38 in
Product Height
11.63 in
Product Width
24.26 in
Product Weight
45 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
Type
DC disconnect/grounded system
Amperage Rating
200 A
Number of circuits
3
Ground
Grounded
Maximum voltage
600 VDC
NEMA rating
NEMA 4X
Protection
Fusible
Application
Solar
Main lug wire size
In/Out(LC): 300 kcmil-#6, In/Out(SR): 300 kcmil-#6
Number of poles
Three-pole
System voltage
600 VDC per pole
Voltage rating
600 VDC
Series
DC photovoltaic applications
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse configuration
Fusible
Isolation
Isolated return
Switch type
Single-throw DC photovoltaic systems Heavy duty safety
Protection
Fusible
Switching Devices Flex Center
Switching Devices Flex Center
Eaton Specification Sheet - DCG3064FWM
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: 200 A rating and three-pole configuration. Business Impact: High-current capability protects large solar arrays while maintaining a compact footprint, reducing conductor quantity and enclosure size. Application: Suitable for utility-scale and commercial PV installations where space and performance matter. Feature: Fusible protection with isolated return. Business Impact: Enhances fault containment and simplifies fuse replacement during maintenance while preventing backfeed. Application: DC PV systems requiring safe disconnection and predictable fault paths. Feature: NEMA 4X enclosure with 304 stainless steel. Business Impact: Offers superior corrosion resistance and outdoor durability, lowering maintenance costs and extending service life. Application: Rooftop and outdoor installations in harsh environments. Feature: In/Out LC and SR terminations rated up to 300 MCM-#6. Business Impact: Supports large, low-resistance feeders and simplifies wiring with minimal field modifications. Application: Large solar arrays with heavy conductors. Feature: Grounded, isolated return and 600 VDC rating. Business Impact: Improves personnel safety and code compliance during switching operations. Application: All solar DC distribution scenarios. Feature: Three-pole, heavy-duty design tuned for solar PV applications. Business Impact: Reduces wiring errors and provides reliable, long-term performance in PV systems. Application: Industrial and commercial solar projects demanding robust protection.
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FAQs
Plan for clamp-on lugs and secure strain relief on 300 MCM-#6 conductors. Ensure proper clearance and mounting per NEMA 4X requirements. Use the In/Out LC and SR terminals as specified, apply lockout/tagout procedures, and torque connections to manufacturer recommendations to maintain safety and reliability during commissioning and maintenance.
The unit is rated 200 A, three-pole, and 600 VDC with fusible protection and grounded, isolated return. It supports In/Out connections of 300 MCM-#6 for both LC and SR configurations, is designed for three-pole DC PV systems, and carries a 600 VDC voltage rating along with NEMA 4X enclosure protection.
Yes. Its NEMA 4X enclosure and 304 stainless steel construction provide excellent outdoor durability and corrosion resistance, making it well-suited for rooftop and shaded outdoor installations where exposure to weather and dust is a concern, while maintaining safe DC isolation and protection.
The unit aligns with UL 98B and NEC 690 per UL 1741, ensuring safety for PV applications. It also features a NEMA 4X enclosure rating and corrosion-resistant construction to meet outdoor installation requirements and support regulatory compliance across industrial solar projects.
The fusible, isolated-return design simplifies fuse replacement and fault isolation, reducing downtime. The 304 stainless steel, 4X-rated enclosure minimizes corrosion-related maintenance, while the robust 200 A, three-pole configuration supports reliable operation in large PV systems, delivering lower lifecycle costs and improved system uptime.