Eaton CHB350 Thermal Magnetic Circuit Breaker - UL 489
Part Number: CHB350
Quick Summary
Eaton CHB350 thermal magnetic circuit breaker protects CH Loadcenters in industrial panels. In the field, unreliable protection leads to nuisance trips, downtime, and potential equipment damage, so robust, predictable behavior is essential. UL 489 certification ensures code-compliant safety, while the CH Loadcenters compatibility guarantees seamless integration with Eaton’s distribution systems. This model combines compact form with strong fault protection, delivering dependable panel protection at 240 V. For engineers seeking reliable overcurrent protection with straightforward installation, the CHB350 aligns with CH Loadcenter strategies and supports efficient, scalable electrical distribution.
Product Information
Extended Description
CHB350 Eaton: Eaton CH thermal magnetic circuit breaker,Circuit breaker,60 A,10 kAIC,Three-pole,240 V,#8-2 AWG,CHB,CH Loadcenters
Product Name
Eaton CH thermal magnetic circuit breaker
Catalog Number
CHB350
UPC
782113112633
Product Length/Depth
1.5 in
Product Height
0.2 in
Product Width
1.1 in
Product Weight
0.05 lb
Warranty
Limited lifetime
Certifications
UL 489 Contact Manufacturer
Used with
CH Loadcenters
Type
Circuit breaker
Amperage Rating
50 A
Voltage rating
240 V - 240 V
Circuit breaker type
CHB
Interrupt rating
10 kAIC
Wire size
#8-4 AWG
Number of poles
Three-pole
Feature → Thermal magnetic trip provides both long-term overload protection and instantaneous short-circuit response, reducing wear on downstream devices and preventing costly outages. Business Impact → Improves uptime and safety, lowering maintenance costs and improving plant reliability. Application → Ideal for CH Loadcenters in manufacturing and processing facilities requiring dependable 50 A protection with high fault current capability. Feature → 50 A amperage rating aligns with common feeder circuits, enabling safe distribution without oversizing components. Business Impact → Optimizes inventory and reduces total installed cost by standardizing on a single protective device for multiple panel sections. Application → Suitable for feeder circuits in 240 V systems across commercial and light industrial applications. Feature → 10 kAIC interrupt rating ensures rapid clearing of high-energy faults, enhancing protection for critical loads. Business Impact → Minimizes damage from short circuits and improves panel longevity. Application → Critical in facilities with higher fault current levels. Feature → Three-pole design and wire size compatibility (#8-4 AWG) support balanced, three-phase distribution with flexible wiring. Business Impact → Simplifies installation and reduces labor time during panel upgrades. Application → CH Loadcenters where three-phase protection is required. Feature → Compact dimensions (1.5 in depth, 1.1 in width, 0.2 in height) and light weight (0.05 lb) enable dense panel layouts. Business Impact → Maximizes usable panel space and eases handling in tight installations. Application → Space-constrained Eaton CH solutions. Feature → UL 489 certification and CH Loadcenters compatibility ensure conformity and straightforward sourcing. Business Impact → Streamlines procurement and regulatory compliance. Application → Standardized protection across Eaton low-voltage distribution systems.
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FAQs
The CHB350 is a three-pole thermal magnetic circuit breaker intended for use in Eaton CH Loadcenters. It provides dependable overcurrent protection for 240 V feeders up to 50 A, helping prevent nuisance trips and protecting downstream equipment in industrial panels.
Key specs include 50 A amperage rating, 240 V voltage rating, 10 kAIC interrupt rating, three-pole configuration, and use with #8-4 AWG wires. Catalog number CHB350, with a compact footprint designed for CH Loadcenters.
Yes. CHB350 is specifically designed for use with CH Loadcenters, ensuring plug-in compatibility, reliable protection, and streamlined maintenance within Eaton’s low-voltage distribution systems.
CHB350 carries UL 489 certification, supporting code-compliant protection for industrial panels. For additional certifications or listings, consult Eaton or the product datasheet; CH Loadcenters usage is explicitly supported by the design.
Ensure proper mounting in CH Loadcenters and use wires within the #8-4 AWG range. Verify clearance in the panel, confirm the three-pole alignment, and follow manufacturer torque guidelines. The compact dimensions help maximize panel space while maintaining reliable protection and ease of replacement.