Engineered for commercial and industrial applications, the Square D BGA261004 is a 2-pole, 100A molded case circuit breaker from the PowerPacT B-Frame family. It installs into Square D I-Line panelboards and switchboards, providing reliable power distribution. This unit serves as a replacement for the legacy FA26100BC breaker. Rated at 65 kAIC at 240V and 35 kAIC at 480V, it features a factory-configured BC phase connection, fixed thermal-magnetic trip (LI), and HACR certification.
CSA C22.2 No 5, EN/IEC 60947-2, GB 14048.2, NEMA AB 1, NMX J-266, UL 489
Approval
CCC, CE, CSA, EAC, IEC, NOM, UL
Temp Rating
-25C to 70C
Construction Features
HACR Rated, Reverse Feed, Non-Interchangeable Trip, Phase Connection BC
Product FAQs
8 answers
What panelboards are compatible with the BGA261004?
This breaker is designed exclusively for Square D I-Line panelboards and switchboards. It features an I-Line style plug-in connection on the line side and cannot be used in standard load centers or NQ/NF panelboards.
Does the PowerPacT BGA261004 replace older Square D breakers?
Yes, the PowerPacT B-Frame series is the designated replacement for legacy Square D FA and FH frame I-Line breakers. The BGA261004 can directly replace a 100A, 2-pole FA breaker, such as the FA26100BC.
How does the I-Line connection work on this breaker?
The breaker features plug-on jaws that attach directly to the I-Line busbar assembly. It is secured in place using a mounting bracket and retaining screw, ensuring a solid mechanical and electrical connection without the need for individual wire terminations on the line side.
What phase connection does this 2-pole breaker use?
The BGA261004 is factory-configured for a BC phase connection. Its plug-on jaws are aligned to connect specifically to the B and C phases of the I-Line busbar.
What does the G in the BGA261004 part number signify?
The G indicates the interrupting rating tier within the PowerPacT B-Frame family. For this breaker, the G-tier provides a 65 kAIC rating at 240VAC, 35 kAIC at 480VAC, and 18 kAIC at 600Y/347VAC.
Can this breaker be used in DC electrical systems?
Yes, the BGA261004 is rated for direct current applications. It has an interrupting rating of 20 kAIC at 250VDC.
What wire sizes are accepted by the load lugs?
Because the line side utilizes an I-Line plug-on connection, wire terminations are only required on the load side. The factory-installed load lugs accept aluminum or copper wire ranging from 14 AWG to 2/0 AWG.
Does this breaker provide adjustable trip settings?
No, the BGA261004 features a fixed thermal-magnetic trip unit. Both the long-time thermal and instantaneous magnetic trip functions are factory-set and cannot be adjusted in the field.
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Reviews
Review summary
Customers rate this product 4.9 out of 5 based on 7 reviews.