Engineered for commercial and industrial applications, the GE TB13030 is a 30A, 3-pole current-limiting MCCB from the Tri-Break family. This unit-mount breaker installs into GE switchboards, motor control centers, and A-Series panelboards. It includes line and load lugs for 14-1/0 AWG wire. Rated 200 kAIC at 480V, it features a fixed thermal-magnetic trip. The integrally fused design ensures reliable fault interruption and superior let-through energy reduction.
GE Switchboards, Motor Control Centers, GE A-Series Panelboards
Wire Gauge
14-1/0 AWG (Cu/Al)
Max Wire
1/0 AWG
Min Wire
14 AWG
Protection and operation
Trip Technology
Thermal Magnetic
Trip Function Code
LI
Trip Function
Long-Time, Instantaneous
Trip Adjustability
Fixed Thermal, Fixed Magnetic
Standards and features
Available Options
Shunt Trip, Auxiliary Switch, Undervoltage Release, Current Limiter
Accessories
Line and Load Lugs Included
Standards
UL 489, NEMA AB-1
Approval
UL
Temp Rating
40C
Construction Features
Current Limiting, Integrally Fused, Non-Interchangeable Trip
Special Features
Current Limiting (Integrally Fused)
Product FAQs
5 answers
What types of enclosures and panels are compatible with the TB13030?
This unit-mount breaker is designed for installation in GE switchboards, motor control centers, and GE A-Series panelboards. Because it is a unit-mount design, it bolts directly to the mounting surface or backpan rather than plugging into a busbar.
What wire sizes are supported by the factory lugs on the TB13030?
The included lugs accept both copper and aluminum conductors ranging from 14 AWG to 1/0 AWG. Ensure proper torque specifications are followed during installation as outlined on the breaker faceplate.
How does the current limiting feature of the TB1 series operate?
As a current-limiting breaker, the TB13030 is designed to clear high-level faults in less than half a cycle. This rapid action significantly reduces the peak let-through current and let-through energy, providing enhanced protection for downstream electrical components.
Why might this breaker be labeled as either ABB or General Electric?
ABB acquired General Electric Industrial Solutions in 2018. As a result, TB1 series breakers like the TB13030 may feature either GE or ABB branding depending on the exact date of manufacture, but they are physically and electrically identical.
Are the thermal and magnetic trip settings adjustable on this model?
No, the TB13030 features a fixed thermal and fixed magnetic trip unit. If your application requires adjustable trip settings for coordination studies, you will need to select a different breaker frame or an electronic trip unit.
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