Eaton JGS3090FAG Complete molded case circuit breaker - UL Listed
Part Number: JGS3090FAG
Quick Summary
The Eaton JGS3090FAG complete molded case circuit breaker protects electrical panels from overcurrent in industrial applications. Upgrading legacy MCCBs can lead to miscoordination and nuisance trips, but this model uses fixed thermal with an adjustable magnetic trip to improve selectivity and reliability. CSA Certified, UL Listed, and IEC Rated ensure broad regulatory coverage, while CE marking supports global panel integration. Designed for fast installation and dependable protection, it complements Series G protection schemes and helps reduce downtime and total cost of ownership across manufacturing floors and utility-type installations.
Product Information
Extended Description
JGS3090FAG Eaton: Eaton Series G molded case circuit breaker, JG-frame, JG, Fixed thermal, adjustable magnetic trip, Three-pole, 90A, 600 Vac, 250 Vdc, 85 kAIC at 240 Vac, 35 kAIC at 480 Vac, 18 kAIC at 600 Vac, Line and load, 50/60 Hz
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
JGS3090FAG
UPC
782113963303
Product Length/Depth
3.44 in
Product Height
7 in
Product Width
4.13 in
Product Weight
6 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.
Compliances
CE Marked
Certifications
CSA Certified UL Listed IEC Rated
Type
Complete breaker
Amperage Rating
90 A
Voltage rating
600 Vac, 250 Vdc
Trip Type
T185
Circuit breaker type
JG
Circuit breaker frame type
Complete breaker
Series
Series G
Terminals
Line and load
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
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
Breaker service centers
Circuit Protection, Molded Case Circuit Breakers, Volume 4, Tab 2
Eaton Specification Sheet - JGS3090FAG
Eaton Specification Sheet - JGS3090FAG
Eaton Specification Sheet - JGS3090FAG
Feature: 90 A amperage rating provides precise protection for moderate-load circuits. Business Impact: Prevents equipment damage while minimizing nuisance trips, lowering maintenance costs and unplanned downtime. Application: Control panels for machines and perimeter distribution where 90 A is the design limit. Feature: 600 Vac / 250 Vdc voltage rating expands versatility across AC and DC power architectures. Business Impact: Enables a single MCCB to serve mixed-voltage systems, reducing part numbers and inventory costs. Application: Industrial machinery and control panels with dual-voltage requirements. Feature: Three-pole, JG frame, complete breaker design improves reliability and coordination. Business Impact: Streamlined installation and enhanced fault clearing in three-phase systems, supporting safer startup and smoother commissioning. Application: Panel boards in process automation and heavy equipment controls. Feature: Trip Type T185 with fixed thermal and adjustable magnetic components ensures accurate, fast protection. Business Impact: Improves selective coordination and minimizes arc-flash risk, boosting overall safety metrics. Application: Systems requiring reliable instantaneous and inverse-time protection. Feature: Interrupt ratings up to 85 kAIC at 240 Vac, 35 kAIC at 480 Vac, and 18 kAIC at 600 Vac. Business Impact: High fault-current handling reduces collateral damage and keeps downstream equipment protected. Application: Industrial distribution networks with varying fault levels. Feature: Line and load terminals with compact dimensions (3.44 in L x 4.13 in W x 7 in H) and 6 lb weight ease installation. Business Impact: Faster retrofit projects and simpler enclosure fit, decreasing labor time. Application: Retrofit of legacy MCCBs in tight control panels. Feature: Series G compatibility and UL/CSA/IEC certifications provide broad compliance and seamless integration. Business Impact: Accelerates approvals for mixed-use facilities and export projects, reducing procurement risk. Application: New builds and modernization programs in global plants.
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FAQs
The JGS3090FAG is a three-pole, complete breaker built on the JG frame designed for Series G protection schemes. It uses line and load terminals for straightforward panel installation and aligns with Series G accessories for selective coordination in standard control panels.
It is rated for 90 A, with a voltage rating of 600 Vac and 250 Vdc. Interrupt ratings are 85 kAIC at 240 Vac, 35 kAIC at 480 Vac, and 18 kAIC at 600 Vac, suitable for diverse fault levels in industrial networks.
Yes. It carries CSA Certified, UL Listed, and IEC Rated markings, with CE marking for European compatibility, ensuring regulatory compliance across multiple regions.
The breaker is a three-pole unit with dimensions approximately 3.44 in (L) x 4.13 in (W) x 7 in (H) and a weight of about 6 lb, supporting easier retrofits and compact enclosure layouts.
Series G MCCBs offer reliable thermal-magnetic protection, robust interrupt ratings, and broad certification coverage. They simplify coordination, speed up commissioning, and reduce total cost of ownership in automation and power distribution.