Eaton JGSDC3070FAW PV Guard MCCB - UL 489, 70A, 3P
Part Number: JGSDC3070FAW
Quick Summary
Eaton PV Guard JGSDC3070FAW provides solar-ready MCCB protection for PV arrays and inverters. Engineers often struggle to select a breaker that safely handles mixed voltage ratings while delivering reliable fault isolation in rooftop and utility-scale PV installations. UL 489 certification, 50/60 Hz compatibility, and high interrupt ratings (85 kAIC at 240 Vac, 35 kAIC at 480 Vac, 18 kAIC at 600 Vac) ensure dependable protection across PV inverters and arrays. Designed for reliable, code-compliant PV protection, it aligns with the Eaton PVGard portfolio while supporting modular DC/AC protection strategies and streamlined procurement for project owners and EPCs.
Product Information
Extended Description
JGSDC3070FAW Eaton: Eaton Series G DC/PvGard complete molded case circuit breaker, JG-frame, JG, Fixed thermal, adjustable magnetic trip, Three-pole, 70A, 600 Vac, 250 Vdc, 85 kAIC at 240 Vac, 35 kAIC at 480 Vac, 18 kAIC at 600 Vac, No terminals, 50/60 Hz
Product Name
Eaton PV Guard / Solar complete molded case circuit breaker
Catalog Number
JGSDC3070FAW
UPC
786685494401
Product Length/Depth
3.44 in
Product Height
7 in
Product Width
4.13 in
Product Weight
6.5 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 489
Amperage Rating
70A
Voltage rating
600 Vac, 250 Vdc
Trip Type
T185
Circuit breaker type
JG
Circuit breaker frame type
Complete breaker
Series
Series G
Terminals
Without terminals
Frame
JG
Frequency rating
50/60 Hz
Interrupt rating
35 kAIC at 480 Vac 18 kAIC at 600 Vac 85 kAIC at 240 Vac
Number of poles
Three-pole
PVGard solar circuit breakers product aid
Circuit Protection, Molded Case Circuit Breakers, Volume 4, Tab 2
Value of Circuit Breakers for PV Systems and Eaton PVGard Solar Circuit Breakers
PVGard solar circuit breakers technical data sheet
PVGard solar circuit breakers technical data sheet
Feature: 70 A amperage rating with 600 Vac / 250 Vdc voltage ratings. Business Impact: Delivers robust overcurrent protection for both AC and DC portions of PV systems, reducing risk of equipment damage and downtime. Application: Ideal for PV inverter protection and string protection in commercial and utility-scale installations. Feature: Three-pole JG frame, complete breaker with no terminals required. Business Impact: Simplifies panel integration and lowers field wiring effort, accelerating installation timelines. Application: Fits standard JG frame enclosures and minimizes setup complexity in existing solar electrical rooms. Feature: Fixed thermal, adjustable magnetic trip (T185). Business Impact: Enables precise coordination and selective tripping, improving system reliability under fault conditions. Application: Inverter input protection and main PV feeders with predictable response. Feature: UL 489 certified, 50/60 Hz operation, and specified interrupt ratings. Business Impact: Ensures regulatory compliance and predictable short-circuit performance across PV environments, reducing compliance risk and service events. Application: Utility-grade PV projects and rooftop installations requiring proven standards. Feature: Series G, without terminals, cataloged as JG frame protection. Business Impact: Streamlines procurement across the PVGard family with consistent form factor and fast stocking. Application: PV system protective devices in modular Eaton protection schemes. Feature: Warranty and support per Eaton policy with access to datasheets and product aids. Business Impact: Lowers total cost of ownership through documented support, easier maintenance planning, and predictable vendor response. Application: EPC and integration teams coordinating large deployments across multiple sites.
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FAQs
The JGSDC3070FAW is a three-pole JG frame MCCB designed for Eaton protection assemblies. It ships without terminals, requiring a terminal kit for field wiring. It fits standard JG frame enclosures and supports common busbar configurations, enabling straightforward drop-in replacement or integration within existing PV protection assemblies. Ensure enclosure clearance and mounting compatibility during panel planning.
This device is rated at 70 A with voltage ratings of 600 Vac and 250 Vdc, suitable for mixed AC/DC PV circuits. It features a fixed thermal, adjustable magnetic trip (T185) and a trip type tailored for PV protection. Interrupt ratings are 85 kAIC at 240 Vac, 35 kAIC at 480 Vac, and 18 kAIC at 600 Vac, with 50/60 Hz operation.
Yes. The PVGard series is designed for PV applications, offering reliable protection for PV arrays and inverters. Its 70 A / 600 Vac rating, UL 489 compliance, and DC/AC compatibility make it suitable for commercial rooftop and utility-scale installations, supporting fast fault isolation and alignment with industry wiring practices and PV protection strategies.
The unit carries UL 489 certification, confirming compliance with standard molded case circuit breaker requirements for both AC and DC applications. It operates at 50/60 Hz and provides documented interrupt ratings across relevant PV voltages. This certification supports code compliance in many jurisdictions and vetting within PV protection schemas.
Warranty follows Eaton policy 25-000, offering one year from installation or eighteen months from shipment, whichever occurs first. Comprehensive installation guides, datasheets, and PVGard product aids are accessible to assist maintenance and troubleshooting. This support reduces downtime risk and helps procurement teams plan for long-term serviceability.