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OVERVIEW
Official designation: Allen-Bradley 140U-JTD3-D10 (Bulletin 140U, Molded Case Circuit Breaker)
Role/Application: This 3-pole J-frame MCCB is rated for 100 Amps continuous current and up to 690 Volts AC, utilizing a Thermal-Magnetic trip unit for overload and short-circuit protection.
KEY SPECS SUMMARY
Power: 690 Volts AC, 100 Amperes
Interfaces / Ports: Three power poles
Indicators: N/A
Operating Temp: Refer to the latest manufacturer manual.
Platform / Compatibility: Bulletin 140U J-frame
Limit: Interrupting rating varies by voltage.
Lifecycle: Discontinued
FREQUENTLY ASKED QUESTIONS
Technical Specifications:
Q: What is the maximum insulation voltage rating for the 140U J-frame series?
A: The rated insulation voltage (Ui) for the 140U J-frame is typically 1000 Volts.
Wiring & Installation:
Q: What is the recommended terminal connection method for this breaker?
A: The unit typically uses bolt-on terminals for secure power connection.
Troubleshooting & Compatibility:
Q: Is this 140U breaker suitable for applications operating at 50 Hertz?
A: Yes, the 140U series is rated for use with both 50 Hertz and 60 Hertz power frequencies.
Replacement & Upgrades:
Q: What is the newer product line recommended to replace the discontinued 140U series?
A: The current Allen-Bradley Bulletin 140G series MCCBs are the general replacement line.
상품 정보 고시
| Category | Details |
|---|---|
| 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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