Siemens CLD63H600 - 600 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the Siemens CLD63H600, a 3-pole bolt-on molded case circuit breaker built for dependable branch circuit protection in panelboards and load centers. With a sturdy 600 A rating and a 600 V maximum, it’s engineered to withstand the demands of residential, commercial, and light industrial installations while delivering precise, repeatable protection.

Why the CLD63H600 stands out

• Secure bolt-on mounting—provides a rigid, vibration-resistant bus connection, helping maintain reliable electrical continuity even in environments with vibration or movement.
• Thermal-magnetic trip unit—delivers stable, repeatable protection against overloads and short circuits, reducing nuisance trips and safeguarding connected equipment.
• OEM-compatible design—compatibility with matching Siemens load centers and panelboards simplifies installation, stocking, and future replacements.
• Three-pole configuration—ideal for three-phase systems common in commercial and light industrial applications, ensuring coordinated protection across all phases.
• Molded case construction—robust, compact design that fits standard panelboard cutouts while delivering consistent performance under normal operating conditions.

Key specifications at a glance

• Manufacturer: Siemens
• Product: CLD63H600
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 600 A
• Voltage rating: 600 V
• Poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal applications and use cases

Use the CLD63H600 in panelboards and load centers that serve three-phase loads where robust protection is essential. It’s well-suited for:

• Residential or light commercial electrical panels where three-phase circuits are present
• Commercial lighting and power distribution bays requiring reliable tripping performance
• Industrial spaces with motors and equipment that benefit from a solid, vibration-resistant connection

Practical insights for maximum value

• Choose the CLD63H600 when you need a high-current, three-pole solution that pairs with Siemens OEM panels for streamlined maintenance and replacements.
• Leverage the bolt-on design in installations where bus bar stability is critical to minimizing electrical noise and ensuring consistent trip responses.
• Assess system loads to confirm that a 600 A, 600 V rating aligns with your protection strategy and downstream devices.

Siemens CLD63H600 delivers a targeted, reliable protection solution for demanding branch circuits. By combining a bolt-on mount, a thermal-magnetic trip mechanism, and OEM compatibility, this breaker provides clear advantages in safety, durability, and serviceability for your panelboards and load centers.