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OVERVIEW
Official designation: Allen-Bradley 140UE-LTF3-D63 (Bulletin 140U, Molded Case Circuit Breaker)
Role/Application: This 3-pole L-frame MCCB features Electronic (L, T, F) adjustable Long-time, Short-time, and Ground Fault protection, rated for 630 Amps at 690V AC.
KEY SPECS SUMMARY
Power: 690V AC rated voltage
Interfaces / Ports: Three power poles
Indicators: Refer to the latest manufacturer manual.
Operating Temp: Minus 25 to 70 degrees C
Platform / Compatibility: Bulletin 140U L-frame, IEC rated
Limit: 36 kA IC at 400/415V AC
Lifecycle: Discontinued
FREQUENTLY ASKED QUESTIONS
Technical Specifications:
Q: What are the main protection functions of the LTF trip unit?
A: The LTF trip unit provides electronic Long-time, Short-time, and Ground Fault protection functions.
Wiring & Installation:
Q: What are the terminal options for connection on the L-frame breaker?
A: This large frame breaker supports bolt-on terminals for copper or aluminum cables.
Troubleshooting & Compatibility:
Q: Does the L-frame MCCB require additional clearance for heat dissipation?
A: Adequate cabinet spacing is required to maintain the 70 degrees C ambient temperature limit.
Replacement & Upgrades:
Q: What is the recommended modern replacement series for the discontinued 140UE L-frame?
A: The recommended replacement is generally the newer 140G series MCCBs.
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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