Built for heavy-duty commercial applications, the Eaton HLB3200 delivers 200A of thermal-magnetic protection. This 3-pole molded case circuit breaker is part of the proven Mark 75 family. The bolt-on unit integrates seamlessly into Westinghouse panelboards and switchboards. It serves as a reliable maintenance component for legacy systems and can be cross-referenced with the newer HKD3200 series.
High Interrupting Capacity, Interchangeable Trip Unit
Product FAQs
6 answers
What panels and enclosures are compatible with the HLB3200?
This bolt-on circuit breaker is designed for installation in legacy Westinghouse panelboards, motor control centers, and switchboards.
Can the Eaton HLB3200 replace older Westinghouse breakers?
Yes. Eaton acquired the Westinghouse distribution equipment business, making the Eaton or Cutler-Hammer HLB3200 a direct replacement for legacy Westinghouse HLB3200 circuit breakers.
Is there a modern cross-reference for the HLB3200?
Yes, the HLB3200 can often be cross-referenced with the newer Eaton HKD3200 series. Electricians should verify panel mounting and space requirements before substituting with the newer frame.
What does the H in the HLB3200 part number indicate?
The H signifies that this is a high-interrupting capacity version of the standard LB frame. It provides elevated fault protection, including 35kAIC at 480VAC and 65kAIC at 240VAC.
What wire sizes are accepted by the lugs on the HLB3200?
The standard lugs on this 200A breaker accommodate wire gauges ranging from 6 AWG to 350 kcmil.
How is the trip unit adjusted on the HLB3200?
This breaker features a thermal-magnetic trip unit with a fixed thermal element for long-time overload protection and an adjustable magnetic element for instantaneous short-circuit protection.
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