Delivering robust protection and automation compatibility, the Square D KAL362251027 is a 3-pole, 225A MCCB equipped with a 24VDC shunt trip. This factory-installed accessory enables remote tripping from a PLC or safety relay. The breaker features a thermal-magnetic (LI) trip unit and provides a 25kAIC rating at 480VAC. This legacy K-Frame unit mounts into Square D enclosures and switchboards. For modern functional replacements, the JJL36225 can be used when paired with a 24VDC shunt trip.
What does the 1027 suffix mean on the KAL362251027?
The 1027 suffix indicates that this breaker is factory-equipped with a 24Vdc shunt trip. This allows the breaker to be tripped remotely via a 24Vdc control signal, which is commonly used for emergency stops or automated safety shutdowns.
Is the Square D KAL362251027 still manufactured, or is there a modern replacement?
The KAL series is a legacy K-Frame breaker. For new installations or retrofits requiring a modern equivalent, Square D recommends the PowerPact J-Frame series, such as the JGL36225, which offers updated trip unit technology while maintaining similar electrical ratings.
What type of enclosures and equipment are compatible with the KAL362251027?
This unit-mount K-Frame breaker is designed for use in Square D switchboards, motor control centers like the Model 5 and Model 6 MCCs, and specific standalone enclosures that accept KAL prefix breakers.
How does the KAL362251027 mount into a panel?
This is a unit-mount, feed-thru circuit breaker. It does not plug onto a busbar or use I-Line plug-on jaws. Instead, it bolts directly to the mounting pan or enclosure and uses line and load side lug terminals for wire connections.
What type of trip unit does the KAL362251027 use?
It features a thermal-magnetic trip unit with LI (Long-Time and Instantaneous) functions. The thermal overload protection is fixed, while the magnetic instantaneous short-circuit protection is adjustable to coordinate with other devices in your electrical system.
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Customers rate this product 5.0 out of 5 based on 3 reviews.