Built for heavy-duty commercial and industrial power systems, the Siemens CLE63B080 is an 80A, 3-pole bolt-on molded case circuit breaker. It features a standard thermal-magnetic trip unit for precise long-time and instantaneous (LI) protection. This E-frame MCCB mounts into Siemens Sentron panelboards and switchboards. Delivering an exceptional 200 kAIC interrupt rating at 480VAC, it ensures current-limiting performance. Note: This model is replaced by the CED63B080.
What panelboards are compatible with the CLE63B080?
This E-frame breaker is designed to mount in Siemens Sentron panelboards and switchboards. It is also compatible with older ITE panelboards designed for CLE-type bolt-on breakers.
Is the CLE63B080 a current-limiting circuit breaker?
Yes, the CLE series features a current-limiting design. It reduces peak fault current and let-through energy before the circuit opens, providing enhanced protection for downstream conductors and equipment.
What is the modern replacement for the legacy CLE63B080?
Siemens has superseded the legacy CLE series with the CED series. The CED63B080 is the modern current-limiting equivalent for this breaker, though you should always verify mounting and equipment listing requirements before substituting.
Can I replace a CLE63B080 with a standard ED63B080?
Not automatically. While both fit in the same Siemens E-frame footprint, the CLE63B080 is a current-limiting breaker with a significantly higher interrupting capacity. A standard ED6 breaker should only be used if the system's available fault current is within its lower rating limits.
Will a Siemens CLE63B080 replace an older ITE-branded CLE63B080?
Yes. Siemens acquired ITE and continued manufacturing these E-frame breakers under the same catalog numbers. A Siemens CLE63B080 is mechanically and electrically interchangeable with the original ITE version.
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