Siemens CED63A050L - 50 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the Siemens CED63A050L: a 50A, 600V, 3-pole bolt-on molded case circuit breaker engineered for dependable branch-circuit protection in panelboards and load centers. Built to withstand the rigors of busy electrical rooms, this unit delivers consistent protection where it matters most—from everyday circuits to mission-critical feeders.

Why the CED63A050L stands out

• Secure bolt-on mounting: locks tightly to the bus connection, delivering a rigid, vibration-resistant alignment that stays put through system start-ups, motor starts, and routine maintenance.
• Thermal-magnetic trip unit: combines precise thermal overload sensing with immediate magnetic trip for short circuits, offering stable, repeatable protection across varying load conditions.
• 3-pole configuration: ideal for 3-phase distribution where a single device must safeguard multiple conductors, helping to maintain coordinated protection in commercial or light industrial panels.
• OEM panel compatibility: explicitly designed to pair with Siemens load centers and panelboards, making replacements or upgrades straightforward with factory-murnished performance.
• Versatile applications: suitable for residential, commercial, and light industrial environments where reliable branch-circuit protection is essential.

Technical specifications

• Manufacturer: Siemens
• Part number: CED63A050L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 50 A
• Voltage rating: 600 V
• Number of poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Practical use cases and installation tips

In a commercial panelboard or light industrial load center, the Siemens CED63A050L serves as a robust feeder or branch protector for circuits demanding up to 50 amps. Its bolt-on design facilitates a secure, service-friendly installation that resists loosening over time, even in environments with equipment vibration. Use this breaker when you need dependable three-pole protection for 3-phase systems or multi-wire branches within Siemens-compatible panels.

Tips for optimal performance:

• Verify panel compatibility with bolt-on MCCBs before installation to ensure a seamless fit with Siemens OEM equipment.
• Pair with appropriately sized conductors and protective devices to maintain balanced loading across all phases.
• Schedule routine inspections in high-use facilities to confirm the integrity of the bolt-on connection and trip respond time.

The Siemens CED63A050L delivers a precise, durable solution for protecting electrical distribution in a range of settings. With its sturdy bolt-on mounting, reliable thermal-magnetic protection, and OEM-grade panel compatibility, it’s a thoughtful choice for engineers and technicians looking to safeguard circuits without compromise.