Built for advanced control applications, this 40-amp F-frame breaker includes a factory-installed 1A/1B auxiliary switch for status signaling. The unit mounts into Square D I-Line panelboards and switchboards, offering robust thermal-magnetic protection for industrial systems. Delivering a 65kAIC rating at 480VAC, it ensures high-capacity fault interruption. Facilities upgrading to current generation hardware can substitute the PowerPact HJA36040AE.
Specifications
Brand
Square D
Series
FC
Part Number
FC340401212
Amperage
40A
Voltage
240VAC, 480Y/277VAC, 480VAC
Poles
3
Phase
3
AIC Rating
100kA @ 240VAC, 65kA @ 480Y/277VAC, 65kA @ 480VAC
Mounting Style
I-Line
Terminal Type
Lugs
For Use With
Square D I-Line Panelboards and Switchboards
Trip Technology
Thermal Magnetic
Trip Function Code
LI
Trip Function
Long-Time, Instantaneous
Trip Adjustability
Fixed Thermal, Fixed Magnetic
Wire Gauge
14-1/0 AWG (Cu), 12-1/0 AWG (Al)
Max Wire
1/0 AWG
Min Wire
14 AWG
Available Options
Shunt Trip, Undervoltage Release, Alarm Switch
Accessories
Load Side Lugs Included, Auxiliary Switch (Factory Installed)
Standards
CSA C22.2 No. 5, NEMA AB 1, UL 489
Approval
CSA, HACR, UL
Temp Rating
40C
Construction Features
Visual Trip Indicator, HACR Rated, High Interrupting Capacity
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