Designed for high-capacity power distribution, the Square D KAP36200 is a 3-pole, 200A molded case circuit breaker. As part of the discontinued K-Frame series, it delivers reliable overcurrent defense for commercial facilities. This breaker bolts securely into legacy Square D panelboards and switchboards. It functions as a direct maintenance replacement for older systems, allowing facilities to maintain operations without upgrading to the newer PowerPacT J-Frame series.
This K-Frame breaker is designed for bolt-on installation in legacy Square D panelboards and switchboards. It provides a direct fit for older infrastructure without requiring custom mounting hardware.
Is the KAP36200 a current production model?
No, the Square D K-Frame series is discontinued. Sourcing the KAP36200 as a direct maintenance replacement allows facilities to keep older panelboards operational without the need to retrofit or upgrade to the newer PowerPacT J-Frame series.
How does the adjustable magnetic trip work on the KAP36200?
The breaker features a thermal-magnetic trip unit with a fixed thermal element for overload protection and an adjustable magnetic element for short circuits. The magnetic trip can be adjusted between 1000A and 2000A to coordinate with downstream protective devices.
What are the wire size limits for the KAP36200 lugs?
The standard lugs accommodate aluminum or copper conductors ranging from 4 AWG up to 350 kcmil. Always verify the specific torque requirements printed on the breaker faceplate or lug body before terminating the conductors.
What does the LI trip function code indicate on this breaker?
The LI code specifies that the trip unit includes Long-Time (L) and Instantaneous (I) protection. The Long-Time function handles sustained overloads using the fixed thermal element, while the Instantaneous function clears severe short circuits using the adjustable magnetic element.
Can the KAP36200 be utilized in direct current systems?
Yes, this breaker is rated for use in 250VDC systems, providing an interrupting capacity of 10kA. This allows integration into industrial DC control panels and battery applications alongside its standard AC ratings.
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