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OVERVIEW
Official designation: Allen-Bradley 140U-JTD3-D17 (Bulletin 140U, Molded Case Circuit Breaker)
Role/Application: This 3-pole J-frame MCCB provides Thermal Magnetic (TM) protection with fixed thermal and adjustable magnetic settings, rated for 175 Amps at 600V AC.
KEY SPECS SUMMARY
Power: 600V AC rated voltage
Interfaces / Ports: Three power poles
Indicators: Refer to the latest manufacturer manual.
Operating Temp: Up to 40 degrees C
Platform / Compatibility: Bulletin 140U J-frame
Limit: 25 kA IC at 480V AC
Lifecycle: Discontinued
FREQUENTLY ASKED QUESTIONS
Technical Specifications:
Q: What is the maximum interrupting capacity for the J-frame breaker at 480 Volts AC?
A: The maximum interrupting capacity is 25 kA at 480 Volts AC for this breaker frame size.
Wiring & Installation:
Q: What are the primary connection requirements for installing this MCCB?
A: This unit uses a bolt-on mounting type, and terminal lugs must be properly attached for safe wire connection.
Troubleshooting & Compatibility:
Q: What type of protection adjustment is permitted on the TD trip unit?
A: The TD unit allows for the magnetic (instantaneous) trip setting to be adjusted, while the thermal trip remains fixed.
Replacement & Upgrades:
Q: Is the 140U series considered current and supported by the manufacturer?
A: The 140U series is discontinued, and replacement with a newer product series is recommended for support.
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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