SIEMENS HLD63F600 Molded Case Circuit Breaker Frame, Siemens Sentron LD6 Series

Description

SIEMENS HLD63F600 Molded Case Circuit Breaker Frame, Siemens Sentron LD6 Series

Product Dimensions：

The Siemens HLD63F600 is a heavy-duty Molded Case Circuit Breaker (MCCB) from the Sentron Series (LD-Frame). It is engineered to provide high breaking capacity, overload, and short-circuit protection for commercial and industrial low-voltage power distribution systems.

Product Detailed Description

The HLD63F600 is a 3-Pole, 600-Ampere thermal-magnetic circuit breaker designed to operate up to 600 V AC or 250 V DC. As part of Siemens’ HLD6 high-interrupting frame family, it features integrated thermal-magnetic tripping mechanisms (LI protection) and comes standard with line- and load-side wire lugs (TA2J6500) for easy bolt-on installation into switchboards, panelboards, or standalone enclosures.

Technical Parameters

Key Product Advantages

• High Interrupting Capacity: Rated at 65 kA @ 480 V AC, making it suitable for demanding industrial applications with high available fault currents.
• Dual Protection Mechanism: Combines time-delayed thermal protection against persistent overloads with instantaneous magnetic protection for short-circuit faults.
• Adjustable Magnetic Pickup: Allows technicians to adjust the instant short-circuit trip threshold between 3000 A and 6000 A to better match specific motor inrush currents or transformer loads.
• Versatile Terminal Support: Pre-equipped with heavy-duty mechanical lugs compatible with both copper and aluminum conductors.

Important Considerations & Precautions

• Conductor Sizing: Verify that the incoming and outgoing cables match the approved wire gauge range (up to 500 kcmil) and apply torque to terminal connections according to Siemens torque specifications.
• Thermal Derating: Standard calibration is set for 40°C ambient operating temperature. If installing in higher ambient temperatures, de-rate the continuous current capacity accordingly.
• DC Application Wiring: When using on 250 V DC systems, ensure correct pole connection configurations (typically routing two poles in series) as dictated by Siemens DC wiring guidelines.
• Physical Space & Clearance: Ensure adequate enclosure dimensions and phase-barrier clearances to accommodate the large LD-frame footprint (approx. 14.5″ H \times 8.8″ W \times 6.7″ D) and safely dissipate arc gases during a high-fault interruption.

Product Applications

• Main Service Entrances: Functions as a main disconnect breaker for commercial buildings, factories, and large facility power distribution centers.
• Industrial Control Panels: Provides feeder and branch circuit protection for high-capacity motor control centers (MCCs) and heavy manufacturing lines.
• Transformer & Generator Protection: Used to protect step-down power transformers, standby generator sets, and large UPS systems.
• Heavy Commercial Infrastructure: Applied across data centers, hospitals, and water treatment plants where high interrupt ratings are required.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

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