Built to handle rigorous commercial environments, this 80-amp molded case breaker utilizes fixed thermal and magnetic trip elements for consistent LI protection. The ED2 frame supports reliable operation across 240VAC and 250VDC networks. Designed for Siemens infrastructure, it mounts seamlessly into P1, P2, and P3 Sentron panelboards. While transitioning to the 3VA5 series, it remains vital for existing switchboards. Delivering 10kAIC at 240V, the device is fully HACR rated.
What panelboards accept the Siemens ED23B080 breaker?
This ED-frame breaker mounts directly into Siemens Sentron P1, P2, and P3 panelboards, as well as compatible Siemens switchboards.
How does the ED23B080 connect to the panelboard bus?
This is a bolt-on circuit breaker. The line side bolts directly to the panelboard bus, while the load side uses the included LN1E100 lugs for wire termination.
What wire sizes are supported by the load lugs on this breaker?
The factory-installed LN1E100 load lugs accept 10 AWG to 1/0 AWG copper or aluminum conductors.
Is the ED23B080 rated for DC voltage applications?
Yes, alongside its 240VAC rating, this breaker is rated for 250VDC systems with a 5kAIC interrupting capacity.
Can this breaker be used to protect HVAC equipment?
Yes, the ED23B080 is HACR rated, making it fully compliant for use with heating, air conditioning, and refrigeration motor loads.
What is the Grainger cross-reference number for the ED23B080?
The Grainger equivalent part number for this Siemens breaker is 6FNA9.
How does the trip unit operate during a fault?
The breaker utilizes a fixed thermal-magnetic trip mechanism. The thermal element responds to sustained overloads (Long-Time), while the magnetic element trips immediately during short circuits (Instantaneous).
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