Eaton NGS312032MA12S03X23* Molded Case Breaker - IEC Rated
Part Number: NGS312032MA12S03X23*
Manufacturer
Eaton
Part number
NGS312032MA12S03X23*
Quick Summary
Eaton NGS312032MA12S03X23* molded case circuit breaker protects motor circuits in industrial panels. Designers often contend with nuisance trips, improper protection coordination, and challenging field integration. This unit is IEC Rated, UL Listed, and CSA Certified, ensuring global compliance. With Series G protection and optional aux switch and shunt trip, it delivers reliable, maintainable protection for power distribution and machine control. Its 1200A rating, 480 Vac operation, and 85 kAIC at 240 Vac support heavy-duty equipment and minimize downtime. Designed for panel builders and integrators, the unit's metric dimensions and compatibility with standard NG-frame layouts streamline installation and service. Certified to IEC, UL, and CSA standards, it helps meet reliability targets and regulatory requirements across global facilities.
Product Information
Extended Description
NGS312032MA12S03X23* Eaton: Eaton Series G electronic molded case circuit breaker, NG-frame, 310+ RMS, LSI trip, Three-pole, 1200A, 480 Vac, 85 kAIC at 240 Vac, 50 kAIC at 480 Vac, Metric, 50/60 Hz, with aux switch, and shunt trip, Load TA1201NB1M, Line T1200NB3M
Product Name
Eaton Series G molded case circuit breaker
Catalog Number
NGS312032MA12S03X23*
UPC
786689801229
Product Length/Depth
6 in
Product Height
9 in
Product Width
16.5 in
Product Weight
48 lb
Certifications
IEC Rated UL Listed CSA Certified
Type
Series G
The NG-Series G molded case breaker combines high-capacity protection with practical field installability. Feature → Business Impact → Application: Three-pole design provides robust, three-phase protection for motor and power circuits, reducing the risk of cascading faults and enabling reliable machine startup in manufacturing cells. This translates into lower maintenance costs and fewer unscheduled shutdowns in production lines. Feature → Business Impact → Application: 1200A current rating paired with 480 Vac operation supports large equipment and high-load distributions, improving site-wide electrical reliability and enabling scalable panel designs for expansion projects. Feature → Business Impact → Application: 85 kAIC at 240 Vac and 50 kAIC at 480 Vac offer strong fault current withstand and selective coordination, aiding compliance with industrial safety standards while minimizing arc flash exposure in utility feeds and machine enclosures. Feature → Business Impact → Application: LSI trip along with optional aux switch and shunt trip options enables precise protection timing and remote shutdown capabilities, enhancing safety interlocks and maintenance workflows on critical lines. Feature → Business Impact → Application: LoadTA1201NB1M and LineT1200NB3M accessories support straightforward wiring and seamless integration with Eaton protection devices, reducing install time and field-termination risks on new builds or upgrades. Feature → Business Impact → Application: The compact NG-frame footprint and metric dimensions (6 in depth x 9 in height x 16.5 in width) optimize panel real estate and simplify retrofits in space-constrained electrical rooms. Feature → Business Impact → Application: IEC Rated, UL Listed, and CSA Certified status provides cross-border compliance confidence, easing procurement for multinational projects and minimizing certification delays during commissioning.
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FAQs
Yes. The unit is designed as an NG-frame, three-pole molded case circuit breaker with typical panel-mount compatibility. Its dimensions (6 in depth, 9 in height, 16.5 in width) and 48 lb weight align with standard MCCB installation practices, and it accepts common Eaton accessories such as aux switches and shunt trip options for enhanced control.
This breaker supports a 1200A current rating with 480 VAC operation. It offers 85 kAIC at 240 VAC and 50 kAIC at 480 VAC, enabling robust fault current handling and selective coordination for safer shutdowns in demanding electrical environments.
Yes. The three-pole configuration, LSI trip characteristic, and high fault-current ratings make it well-suited for motor protection in manufacturing lines. Its compatibility with Series G accessories, including aux switches and shunt trip options, supports coordinated motor protection, emergency shutdowns, and safer startup sequences.
The breaker is IEC Rated, UL Listed, and CSA Certified, ensuring global compliance and reliability across international facilities. This certification mix supports cross-border procurement and reduces regulatory risk during commissioning and audits.
Installation benefits include straightforward wiring with Load TA1201NB1M and Line T1200NB3M terminations and a compact NG-frame footprint that saves panel space. Maintenance advantages come from reliable Series G protection, reduced nuisance trips due to accurate LSI protection, and optional remote or local trip accessories that simplify service with minimal downtime.