Eaton JGSDC3250FAW JG Molded Case Circuit Breaker - UL 489
Part Number: JGSDC3250FAW
Quick Summary
Eaton JGSDC3250FAW PV Guard molded case circuit breaker protects PV systems with reliable overcurrent protection. Engineers often struggle to balance uptime, safety, and code compliance in solar installations, making a compact, dependable protection device essential. Key certifications include UL 489, underscoring safety and compliance for electrical protection equipment. The JGSDC3250FAW supports fast, straightforward installation with its without terminals design and Cu wiring, while delivering predictable trip performance. This combination helps improve system reliability, reduce downtime, and simplify maintenance while meeting PV protection standards and ongoing utility-scale reliability goals. When evaluating options, this Eaton unit provides a robust balance of protection, compatibility, and total cost of ownership benefits for modern PV projects.
Product Information
Extended Description
JGSDC3250FAW Eaton: Series G JG-frame molded case circuit breaker, 250A, Three-pole, Without terminals, Fixed thermal, adjustable magnetic, Cu wire
Product Name
Eaton PV Guard / Solar complete molded case circuit breaker
Catalog Number
JGSDC3250FAW
UPC
786685494371
Product Length/Depth
3.57 in
Product Height
4.13 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
250 A
Voltage rating
600 Vac, 250 Vdc
Trip Type
T185
Circuit breaker type
JG
Circuit breaker frame type
Complete breaker
Terminals
Without terminals
Frame
JG
Class
Vdc
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
Eaton Specification Sheet - JGSDC3250FAW
Eaton Specification Sheet - JGSDC3250FAW
Feature: Three-pole JG frame with a 250 A rating. Business Impact: Delivers robust overcurrent protection for three-phase PV feeders, reducing fault impact and equipment wear. Application: Ideal for commercial and industrial PV installations and distribution panels where reliable protection and scalability matter. Feature: Without terminals and Cu wire. Business Impact: Simplifies wiring, reduces installation time, and minimizes terminal corrosion risks. Application: Enclosures requiring clean, fast wiring in challenging environments. Feature: Fixed thermal, adjustable magnetic trip (T185). Business Impact: Enables coordinated protection with other devices, improving selective tripping and fault isolation. Application: DC and AC PV protection schemes needing precise trip settings in mixed-voltage systems. Feature: Voltage and current ratings. Business Impact: 250 A at 600 Vac and 250 Vdc support dual-voltage protection for PV inverters and feeders. Application: PV plants and electrical rooms with mixed voltage rails. Feature: Frame and class consistency. Business Impact: JG frame, complete breaker with a Vdc class ensures predictable performance and compatibility with Eaton PVGuard products. Application: Retrofit and new-build projects seeking standardized protection modules. Feature: Compact footprint and weight. Business Impact: 3.57 in length and 4.13 in height/width, ~6.5 lb, enabling easier enclosure fit and faster service. Application: Space-constrained panels and rapid replacement in maintenance cycles. Feature: Certifications and warranty. Business Impact: UL 489 certification supports code compliance; 1-year warranty from installation or 18 months from shipment reduces risk. Application: Panel builders and owners pursuing dependable lifecycle value and risk mitigation.
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FAQs
Yes. The JGSDC3250FAW is a three-pole JG frame molded case circuit breaker designed for PVGuard solar protection. It ships without terminals, simplifying installation in compatible enclosures and reducing wiring complexity. With Cu conductors and a fixed thermal, adjustable magnetic trip (T185), it aligns with standard PV protection schemes and UL 489 compliance, making retrofits straightforward.
The JGSDC3250FAW provides a 250 A amperage rating, with voltage ratings of 600 Vac and 250 Vdc. It is a three-pole device in the JG frame, using a fixed thermal and adjustable magnetic trip (T185). It is configured as a complete breaker and ships without terminals, with Cu wiring suitable for PV protection applications.
Yes. This unit is purpose-built for PVGuard solar protection, offering high-current, three-pole protection suitable for PV inverters and DC distribution. Its 600 Vac / 250 Vdc ratings support mixed-voltage PV installations, while the UL 489 certification ensures compliance with electrical protection standards, improving system reliability and safety in solar projects.
JGSDC3250FAW carries UL 489 certification, a fundamental standard for molded case circuit breakers. This certification confirms conformity with recognized electrical protection safety practices, simplifies integration into UL-listed panels, and helps meet regulatory and utility requirements for solar protection schemes.
The device is covered by Eaton’s warranty policy: one year from the installation date or eighteen months from shipment, whichever occurs first. This warranty reduces risk for procurement teams and installers, supports lower lifecycle costs, and pairs with the unit’s reliability to deliver favorable total cost of ownership for PV protection upgrades.