Engineered for commercial and industrial applications, the Square D FH360601021 is a 3-pole, 60A molded case circuit breaker. It provides reliable thermal magnetic protection for demanding electrical systems. This breaker installs into Square D I-Line panelboards. It serves as an exact replacement for older FH models and is replaced by the BGA36060 when equipped with a shunt trip. Rated at 65kAIC at 240VAC, this unit features a factory-installed 120-240VAC shunt trip for remote tripping.
HACR Rated, High Interrupting Capacity, Non-Interchangeable Trip
Product FAQs
6 answers
What is the modern replacement for the legacy FH360601021 circuit breaker?
The FH360601021 is a legacy F-Frame breaker. The recommended modern replacement is a PowerPact B-Frame BGA36060 or H-Frame HJA36060, but you will also need to add a 120-240VAC shunt trip accessory to match the functionality of the 1021 suffix.
What does the 1021 suffix indicate on this Square D circuit breaker?
The 1021 suffix denotes a factory-installed 120-240VAC shunt trip. This accessory allows the breaker to be tripped remotely by applying voltage to the shunt trip coil.
How does the FH360601021 connect to the electrical system?
This breaker uses a plug-on I-Line connection for the line side, which mounts directly onto the bus of a Square D I-Line panelboard or switchboard. The load side utilizes mechanical lugs that accept 14 to 1/0 AWG copper or aluminum wire.
Can the FH360601021 be installed in a standard QO or Homeline load center?
No. This is an I-Line molded case circuit breaker designed exclusively for commercial and industrial Square D I-Line panelboards and switchboards. It will not fit in residential QO or Homeline load centers.
Is the trip unit on the FH360601021 adjustable?
No. This breaker features a fixed thermal and fixed magnetic trip unit. It provides standard long-time and instantaneous (LI) protection, but the trip settings cannot be adjusted in the field.
What applications require the shunt trip feature found on the FH360601021?
The 120-240VAC shunt trip is commonly used in safety and control circuits, such as emergency stop (E-stop) systems, fire alarm tie-ins, or remote equipment shutdown protocols where the breaker must be opened automatically from a remote location.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 10 reviews.