Eaton LW3630D09 Molded Case Circuit Breaker - IEC Rated

Part Number: LW3630D09
Manufacturer
Eaton
Part number
LW3630D09

Quick Summary

LW3630D09 molded case circuit breaker from Eaton protects large electrical feeders in industrial panels. It delivers reliable overcurrent protection for demanding automation environments, reducing risk of unexpected outages. Users often struggle with nuisance tripping, improper trip coordination, and limited interchangeability across frames during upgrades; this breaker’s 630 A rating, 690 Vac/250 Vdc capability, and interchangeability of the thermal-magnetic trip address those challenges. With IEC Rated performance and a World-class class, plus metric mounting for global installations, it fits multinational facilities and retrofit projects. The LW3630D09 pairs with Series C MCCB families for fast procurement, streamlined spares, and consistent protection schemes across equipment and panels.

Product Information

Extended Description

LW3630D09 Eaton: Eaton Series C complete molded case circuit breaker, L-frame, LW, Complete breaker, Interchangeable thermal-magnetic trip type, Three-pole, 630A, 690 Vac, 250 Vdc, 45 kAIC at 415 Vac, Line and load end caps, Metric, World
Product Name
Eaton Series C complete molded case circuit breaker
Catalog Number
LW3630D09
UPC
786679008799
Product Length/Depth
8.25 in
Product Height
8.25 in
Product Width
8.25 in
Product Weight
25 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
IEC Rated
Amperage Rating
630 A
Voltage rating
690 Vac, 250 Vdc
Trip Type
T207
Circuit breaker type
LW
Circuit breaker frame type
Complete breaker
Terminals
Line and load end caps
Frame
L
Class
World
Mounting hardware
Metric
Interrupt rating
45 kAIC at 415 Vac
Number of poles
Three-pole
Feature: High current and voltage capability enables protection for large feeders and heavy machinery. Business Impact: Supports up to 630 A and 690 Vac, delivering reliable protection while avoiding undersized devices that can cause nuisance trips. Application: Motor drives, stamping presses, and power distribution panels in industrial settings. Feature: Interchangeable thermal-magnetic trip (T207) reduces maintenance complexity. Business Impact: Simplifies protection coordination and lowers spare parts inventory, reducing downtime during replacements. Application: Upgrades and new installations within protection schemes that require flexible trip settings. Feature: World-class frame with metric mounting for global compatibility. Business Impact: Eases field installation across international sites and supports standardized sourcing. Application: Multinational facilities and retrofit projects requiring consistent mounting and component interchangeability. Feature: Line and load end caps included for complete installation. Business Impact: Accelerates wiring and reduces sourcing steps, shortening project timelines. Application: New builds and panel replacements where pre-assembled termination features save labor. Feature: 45 kAIC interrupt rating at 415 Vac enhances fault current resilience. Business Impact: High fault withstand improves system safety and protects equipment during short circuits. Application: Industrial power distribution networks with substantial short-circuit currents. Feature: Compact 8.25 in length/width/height and 25 lb weight minimizes cabinet footprint. Business Impact: Frees rack space and simplifies integration in tight enclosures. Application: Space-constrained panels and modular control architectures.

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FAQs

LW3630D09 uses metric mounting hardware and an L-frame complete breaker design, which facilitates straightforward installation in panels configured for metric fasteners. Ensure line and load end caps are correctly oriented and that the panel supports Series C MCCB compatibility to maintain proper trip coordination and meet IEC Rated requirements.
Key ratings include a 630 A amperage rating, voltage ratings of 690 Vac / 250 Vdc, a 45 kAIC interrupt rating at 415 Vac, and a three-pole configuration. These specs support protection of heavy-duty industrial loads while maintaining coordination with upstream protections.
Yes. The LW3630D09 is a three-pole, Series C MCCB with a complete breaker design and 630 A capacity, making it well-suited for motor control centers and large feeders in automation and manufacturing environments. Its IEC rated certification and interchangeable trip help ensure consistent protection across equipment.
The LW3630D09 is IEC Rated, supporting global deployment and compliance. The World-class class designation indicates broad compatibility with international applications, and the device supports metric mounting for universal installation in multinational facilities.
The interchangeable thermal-magnetic trip (T207) simplifies maintenance and reduces spare part inventories, lowering downtime during replacements. The included end caps and metric mounting enable faster deployments, while the robust 45 kAIC rating provides durable fault protection, contributing to reduced maintenance costs and improved system uptime.