Engineered for commercial and industrial power distribution, the THEF136100 is a 3-pole, 100A legacy E-Frame molded case circuit breaker. It provides reliable thermal-magnetic protection for heavy-duty applications up to 600VAC. This bolt-on MCCB installs into older GE A-Series panelboards, switchboards, and motor control centers. For modern upgrades, it is replaced by the THED136100. Rated at 25kAIC at 480VAC, it features a non-interchangeable trip unit and HACR certification.
HACR Rated, High Interrupting Capacity, Non-Interchangeable Trip, Common Trip, Trip-Free Mechanism, Quick-Make/Quick-Break
Product FAQs
6 answers
Which panelboards are compatible with the THEF136100 circuit breaker?
This E-Frame breaker is designed for installation in GE A-Series panelboards, GE switchboards, and compatible motor control centers.
What wire sizes are accepted by the lugs on the THEF136100?
The terminals accept 3 AWG to 3/0 AWG copper wire, or 1 AWG to 3/0 AWG aluminum wire.
How does the THEF136100 connect to the panelboard bus?
It utilizes a bolt-on connection, which requires bolting the breaker directly to the busbars for a secure, high-capacity electrical connection.
Can the THEF136100 be used in direct current applications?
Yes, this thermal magnetic breaker is rated for use in DC systems up to 250VDC, providing an interrupting capacity of 10kAIC at that voltage.
Why might this breaker arrive with ABB branding instead of GE?
ABB acquired GE Industrial Solutions in 2018. As a result, legacy GE E-Frame breakers like the THEF136100 may feature either ABB or GE branding, but the physical dimensions and electrical specifications are identical.
Are the trip settings on the THEF136100 adjustable?
No, this breaker features fixed thermal and fixed magnetic trip elements for long-time and instantaneous protection.
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