A dependable solution for power distribution, the Square D HGA261001 is a 100A, 2-pole molded case circuit breaker. Part of the PowerPacT H-Frame series, it utilizes thermal-magnetic trip technology for consistent performance. The breaker fits into Square D I-Line panelboards and switchboards, acting as an exact cross-reference for FA26100 and FH26100 units. It features an AB phase connection, a 65kAIC rating at 240V, and the exclusive Visi-Trip indicator for quick fault identification.
HACR Rated, Current Limiting, Reverse Feed, Non-Interchangeable Trip
Product FAQs
7 answers
Can the HGA261001 replace older legacy I-Line breakers?
Yes, the HGA261001 is the direct replacement for legacy 100A, 2-pole FA, FH, and KH frame I-Line breakers, including the FA26100, FH26100, and KH26100AB. It fits into the same Square D I-Line panelboards and switchboards.
What is the recommended tightening torque for the lugs on this breaker?
The standard AL150HD mechanical lugs accept 14 AWG to 3/0 AWG aluminum or copper wire and should be torqued to 44.25 lbf-in (5 N.m).
Is the trip unit on the HGA261001 adjustable?
Yes, this breaker features a thermal-magnetic trip unit with fixed thermal protection for overloads and an adjustable magnetic trip setting for short-circuit protection.
How does the I-Line mounting system work for the HGA261001?
The breaker features plug-on jaws on the line side that engage directly with the I-Line busbar. A mechanical bracket mechanism secures the breaker to the panelboard, requiring a screwdriver for installation.
What does the G in the HGA261001 part number indicate?
The G designates the interrupting capacity tier within the PowerPacT H-Frame series. It provides a 65kAIC rating at 240VAC, 35kAIC at 480VAC, and 18kAIC at 600VAC.
What phase connection does the HGA261001 use on the busbar?
The 1 at the end of the HGA261001 catalog number indicates it is configured for an AB phase connection on the I-Line bus.
How can I manually test the tripping mechanism on this breaker?
All PowerPacT H-Frame circuit breakers are equipped with an integral push-to-trip button on the front cover, allowing you to manually trip the breaker to verify the mechanism is functioning correctly.
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