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OVERVIEW
Official designation: Allen-Bradley 140U-JD6D3-D22 (Bulletin 140U, Molded Case Circuit Breaker)
Role/Application: JD-Frame circuit breaker offering adjustable thermal and adjustable magnetic protection for industrial electrical distribution and motor control applications.
KEY SPECS SUMMARY
Power: 600 Volts AC maximum voltage
Interfaces / Ports: Load and line terminals (lugs)
Indicators: Internal trip mechanism
Operating Temp: Minus 25 to plus 60 degrees C
Platform / Compatibility: JD-Frame; NEMA Size 5 starters
Limit: 220 Amperes continuous rating
Lifecycle: Discontinued by manufacturer
FREQUENTLY ASKED QUESTIONS
Technical Specifications:
Q: What is the confirmed interrupting rating for the 140U-JD6D3-D22 at 480 Volts?
A: The interrupting capacity of this high-capacity unit is 65 kiloAmps at 480 Volts.
Wiring & Installation:
Q: What is the typical mounting style for the Bulletin 140U JD-Frame circuit breakers?
A: The typical mounting style for the JD-Frame breakers is panel mount installation.
Troubleshooting & Compatibility:
Q: What is the adjustment range for the instantaneous magnetic trip setting on this JD-Frame breaker?
A: The adjustable magnetic trip range is 1250 Amperes to 2500 Amperes.
Replacement & Upgrades:
Q: Has the 140U-JD6D3-D22 been formally replaced, and what is the status of the trip unit?
A: The breaker is Discontinued/Obsolete and features a non-interchangeable thermal-magnetic trip unit.
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|---|---|
| Product Name | See this page for details |
| Model Name | See this page for details |
| Certification or Licensing Information Required by Law | See this page for details |
| Country of Manufacture or Origin | See this page for details |
| Manufacturer | See this page for details |
| After-sales Service Contact or Customer Support Number | See this page for details |
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