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LD63B350 - 350Amp Circuit Breaker

  • 350 Amp
  • 25k @ 600VAC; 35k @ 480VAC; 65k @ 240VAC
  • 3 Pole
Circuit BreakersSKU: LD63B350

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LD63B350 - 350Amp Circuit Breaker Description

LD63B350 - 350Amp Circuit Breaker

Introducing the Siemens LD63B350, a premium low voltage Sentron molded case circuit breaker designed to meet your industrial and commercial needs. Engineered with a thermal-magnetic trip unit, this robust breaker offers reliable performance and safety, ensuring optimal protection for your electrical systems. With a standard operating temperature of 40å¡C, the LD63B350 is built on the trusted LD frame and boasts a standard breaking capacity, making it a versatile choice for various applications.

Key Features and Benefits:

  • Thermal-Magnetic Trip Unit: Provides dual protection against overload and short circuits, enhancing the safety of your electrical installations.
  • Standard Breaking Capacity: Equipped to handle 25kAIC at 600V and 35kAIC at 480V, ensuring reliable interruption of fault currents.
  • Durable Construction: Built to meet UL 489 and IEC 60947-2 standards, ensuring compliance with international safety and performance requirements.
  • Convenient Installation: Features line and load side lugs (TA2J6500) with a wire range of 3/0AWG - 500KCM (CU) / 4/0AWG - 500KCM (AL), allowing for flexible and secure connections.

Technical Specifications:

  • Amperage: 350A
  • Poles: 3
  • Dimensions: 7.5 x 11 x 4 inches (W x H x D)
  • Weight: 20.238 lbs
  • Breaking Capacity: 25kAIC at 600V, 35kAIC at 480V
  • Wire Range: 3/0AWG - 500KCM (CU) / 4/0AWG - 500KCM (AL)
  • Compliance: UL 489 / IEC 60947-2

Material Compliance and Certifications:

  • Compliance: The Siemens LD63B350 circuit breaker adheres to rigorous standards, ensuring safety and reliability in every installation. It complies with UL 489 and IEC 60947-2, demonstrating Siemens' commitment to delivering products that meet global safety and performance criteria.

Suitability:

  • Ideal for a wide range of applications, the LD63B350 is perfect for use in industrial and commercial settings where reliable circuit protection is crucial. Whether it's for power distribution panels, motor control centers, or other critical installations, this circuit breaker provides peace of mind with its proven performance and durability.

Equip your electrical systems with the Siemens LD63B350 circuit breaker for superior protection and dependable operation.

 

Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. All trademarks and registered trademarks are the property of their respective owners.

Specifications

  • Width:7.5
  • Height:11.0
  • Depth:4.0
  • Poles:3
  • Amperes:350
  • A.I.C. Rating & Volts:25k @ 600VAC; 35k @ 480VAC; 65k @ 240VAC
  • Type:LD6-A
  • Approx Dimensions:7.5"W x 11.00"L x 4.00"D
  • Additional Notes:330kAIC@250vdc (for 2-pole applications), Molded Case Circuit Breaker with Interchangeable Trip Unit. Includes Load-Side Lugs

Returns are easy

You may return unused items within 30 days of delivery for a full refund.

FREE shipping on breaker orders over $100 and all other items with orders over $500.

CIRCUIT BREAKER SUPERSTORE® offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

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In rare circumstances, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).

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