Eaton DCU3064FPM DC Disconnect - NEMA 4, 600 VDC
Part Number: DCU3064FPM
Quick Summary
Eaton DCU3064FPM is a heavy duty DC disconnect for solar power systems. Engineers often wrestle with harsh environments, limited space, and wiring configurations that complicate safe shutdowns. With certifications including NEC 690 per UL 1741 and UL 98B, plus a NEMA 4 enclosure, it withstands demanding sites. The fusible protection and ungrounded design deliver reliable fault isolation while supporting easy integration into large DC distributions. Designed to accelerate installation and reduce downtime, it pairs rugged construction with flexible terminations and clear compliance paths for solar and industrial projects. This combination translates to lower total ownership costs and faster project timelines.
Product Information
Extended Description
DCU3064FPM Eaton: Eaton heavy duty DC disconnect,DC disconnect/ungrounded system,200A,NEMA 4,Painted steel,Fusible,Ungrounded,LC: In 300 MCM-#6 out 300 MCM-#6. SR: in 300 MCM-#6 out 300 MCM-#6. EG: in #4-#14 AWG out 1/0-#14,600 Vdc,3
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCU3064FPM
UPC
786685625256
Product Length/Depth
35.38 in
Product Height
11.63 in
Product Width
24.46 in
Product Weight
70 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
Type
DC disconnect/ungrounded system
Amperage Rating
200 A
Number of circuits
3
Ground
Ungrounded
Maximum voltage
600 VDC
NEMA rating
NEMA 4
Protection
Fusible
Application
Solar
Main lug wire size
LC: In 300 kcmil-#6 out 300 kcmil-#6. SR: in 300 kcmil-#6 out 300 kcmil-#6. EG: in #4-#14 AWG out 1/0-#14
System voltage
600 VDC per pole
Voltage rating
600 VDC
Series
DC Photovoltaic Applications
Enclosure
NEMA 4
Enclosure material
Painted galvanized steel
Fuse configuration
Fusible
Switch type
Heavy duty
Protection
Fusible
Feature: 200 A amperage rating and 3 circuits. Business Impact: Enables handling multiple PV strings and critical loads without upsizing cabinets, reducing capital expense. Application: Solar DC distribution in large installations. Feature: NEMA 4, painted galvanized steel enclosure. Business Impact: Weatherproof durability reduces maintenance and protects against corrosion, improving uptime in outdoor or harsh environments. Application: Outdoor PV arrays and industrial DC panels. Feature: Fusible protection. Business Impact: Safe fault isolation and arc protection, lowering risk and enabling code-compliant disconnection. Application: Solar and battery energy systems. Feature: Ungrounded system capability. Business Impact: Simplifies safety procedures and inspection workflows for ungrounded DC circuits. Application: Commercial rooftop and remote solar sites. Feature: Flexible terminations LC, SR, EG with broad wire-ranges. Business Impact: Versatile wiring options cut installation time and stock diversity. Application: Large or mixed DC circuits in industrial settings. Feature: 600 VDC system voltage. Business Impact: Handles high-voltage PV strings with proper clearance and protection. Application: PV DC distribution, facility solar power. Certifications: NEC 690 per UL 1741; UL 98B for safety and compliance.
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FAQs
The DCU3064FPM is designed for solar PV DC distribution and ungrounded DC systems up to 600 VDC. It supports three circuits at up to 200 A, with fusible protection in a NEMA 4 painted galvanized steel enclosure. It’s suitable for outdoor rooftops, plant DC rooms, and remote installations.
Expect a 200 A amperage rating, 3 circuits, 600 VDC system voltage per pole, and fusible protection. The enclosure is NEMA 4 rated and ungrounded. Main lug terminations include LC, SR, and EG wiring ranges for flexible field terminations.
Yes. Certifications include NEC 690 per UL 1741 and UL 98B, ensuring compliance for PV applications and fire/safety protection. The NEMA 4 enclosure provides weather resistance for outdoor use, while the fusible protection supports safe disconnection during fault conditions.
The unit supports LC: In 300 kcmil–#6 out 300 kcmil–#6; SR: in 300 kcmil–#6 out 300 kcmil–#6; EG: in #4–#14 AWG out 1/0–#14, enabling flexible integration with large feeders and control wiring.
A rugged, weatherproof enclosure reduces downtime and replacement costs. The 200 A rating and 3-circuit design simplify system expansion, while versatile terminations and fusible protection streamline service. The unit also aligns with NEC requirements, contributing to lower total cost of ownership and faster commissioning for solar installations.