
MD63F800 - 800Amp Max. *Frame Only*

- 800 Amp
- 25k @ 600VAC; 50k @ 480VAC; 65k @ 240VAC
- 3 Pole
Purchase Options:
MD63F800 - 800Amp Max. *Frame Only* Description
MD63F800 - 800Amp Max. *Frame Only*
The Siemens MD63F800 Molded Case Circuit Breaker Frame is a high-performance, reliable solution designed to protect electrical circuits from overcurrent and short circuits. As a frame-only unit, it requires a trip unit to become a fully functional circuit breaker. Engineered with a thermal-magnetic trip unit, this frame provides both instantaneous and time-delayed protection, making it suitable for a variety of industrial and commercial applications. This is a frame-only model and requires a compatible trip unit to function as a complete circuit breaker.
Key Features and Benefits:
- High Current Capacity: Supports up to 800A, ideal for heavy-duty electrical systems.
- Thermal-Magnetic Trip Unit: Combines instantaneous and delayed protection for enhanced safety and reliability.
- Standard Breaking Capacity: Rated at 25kAIC at 600V and 50kAIC at 480V, ensuring robust performance under fault conditions.
- Versatile Lugs: Includes line and load side lugs (TA3K500) suitable for a range of wire sizes, enhancing installation flexibility.
Technical Specifications:
- Current Rating: 800A
- Poles: 3
- Breaking Capacity: 25kAIC at 600V; 50kAIC at 480V
- Dimensions (W x H x D): 9 x 16 x 6 inches
- Weight: 48.5 lbs
- Lug Type: TA3K500
- Wire Range: 1/0AWG - 500KCM (CU/AL)
Material Compliance and Certifications:
- RoHS Compliance: Since 04/02/2009, the MD63F800 adheres to the RoHS directive, ensuring the product is free from hazardous substances.
- Compliance with UL and IEC Standards: Certified to UL 489 and IEC 60947-2, guaranteeing high safety and performance standards.
Suitability:
- The MD63F800 circuit breaker frame is ideal for use in industrial and commercial settings where reliable circuit protection is paramount. Its high current capacity and robust breaking performance make it suitable for protecting large electrical installations, including manufacturing plants, commercial buildings, and large-scale power distribution systems.
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:9.0
- Height:16.0
- Depth:6.0
- Poles:3
- Amperes:800
- A.I.C. Rating & Volts:25k @ 600VAC; 50k @ 480VAC; 65k @ 240VAC
- Type:MD6
- Accessories:MD63T500; MD63T600; MD63T700; MD63T800
- Approx Dimensions:9.00"W x 16.00"L x 6.00"D
- Additional Notes:30kAIC@250vdc (for 2-pole applications), Molded Case Circuit Breaker FRAME ONLY
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).
Same Day Shipping
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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).