Built for standalone mounting in enclosures and motor control centers, the Siemens JXD23B200L serves as a robust 3-pole, 200A molded case circuit breaker. Unlike its bolt-on counterparts, this unit-mount version comes standard with line and load lugs, accommodating 3/0 AWG to 500 kcmil wiring. Operating on the Sentron JD frame, it delivers reliable thermal-magnetic (LI) protection with a 65kAIC interrupting rating at 240VAC. It features a trip-free mechanism and is fully HACR rated.
Can the Siemens JXD23B200L replace older I-T-E circuit breakers?
Yes, this Siemens Sentron JD frame breaker is a direct replacement for legacy I-T-E JXD2 breakers with matching specifications.
Are line and load lugs included with the JXD23B200L?
Yes, the L suffix in the catalog number indicates that this breaker ships with factory-installed line and load lugs.
What types of equipment is this JD frame breaker compatible with?
It is designed for installation in Siemens Sentron panelboards, P4 and P5 panelboards, SB switchboards, motor control centers, and standalone enclosures.
What does the LI trip function code mean for this breaker?
The LI designation indicates it provides Long-Time (thermal) protection for overloads and Instantaneous (magnetic) protection for short circuits. The thermal element is fixed, while the magnetic pickup is adjustable.
Is the JXD23B200L suitable for reverse feeding?
Yes, standard thermal-magnetic Siemens JD frame breakers are reverse feed rated, allowing line power to be connected to either the top or bottom terminals.
Is this circuit breaker HACR rated?
Yes, it is HACR rated for use with heating, air conditioning, and refrigeration equipment.
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