Part of the legacy N-Frame series, the NAL361200 delivers robust industrial circuit protection. This 1200A unit mount breaker utilizes proven thermal-magnetic trip technology. It installs into Square D N-Frame enclosures and switchboards. Facilities upgrading infrastructure can replace this unit with the modern PowerPacT P-Frame PJL361200. Standard interrupting ratings include 50kA at 480VAC. The adjustable magnetic trip allows engineers to fine-tune instantaneous response for specific loads.
What enclosures and panels are compatible with the NAL361200?
This unit mount breaker is designed for installation in Square D N-Frame enclosures and compatible switchboards.
What wire sizes and materials are supported by the lugs on this breaker?
The included line and load lugs accept four 3/0 AWG to 600 kcmil copper or aluminum wires per phase.
How does the adjustable magnetic trip function work on this model?
The thermal magnetic trip unit features a fixed thermal element for overload protection and an adjustable magnetic element. This allows you to fine-tune the instantaneous short-circuit response for specific loads.
Is the Square D NAL361200 still in active production?
The NAL361200 is part of the legacy N-Frame series. Facilities upgrading their infrastructure can often replace this unit with the modern PowerPacT P-Frame equivalent, such as the PJL361200.
How is the NAL361200 wired within an enclosure?
It utilizes a feed-thru connection with line and load-side lug terminals, which helps streamline the wiring configuration in compact panel spaces.
Can the NAL361200 be reverse fed?
Yes, this breaker is suitable for reverse-feed applications, allowing power to be supplied to either the line or load terminals.
Is this breaker HACR rated?
Yes, the NAL361200 carries an HACR rating, making it suitable for use with heating, air conditioning, and refrigeration equipment.
Can the trip unit on the NAL361200 be swapped or upgraded?
No, this breaker features a non-interchangeable thermal magnetic trip unit. The entire breaker must be replaced if different trip characteristics are required.
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