Westinghouse | 505C220G18 | Circuit Breaker | 175A | 3-Pole | 600V | Bolt-On

Meet the Westinghouse 505C220G18 circuit breaker — a purpose-built, bolt-on solution engineered for reliability in demanding electrical distributions. With a 175A rating across three poles and a 600V maximum, this unit is designed to protect three-phase circuits in commercial and light industrial settings, making it an ideal replacement or retrofit option when exact specifications matter.

Why this breaker stands out

• Precise spec match: 175A, 3-Pole, 600V rating ensures seamless compatibility with compatible panels and existing protection schemes.
• Bolt-On mounting: A secure, robust connection that stands up to vibration and heavy-duty usage in industrial environments.
• Clear compatibility reference: The part number 505C220G18 is your best guide for ensuring proper fit and performance.
• Versatile for maintenance and upgrades: Ideal for panel retrofits, replacements, or service upgrades where dependable three-phase protection is required.

Specifications at a glance

• Amperage: 175 A
• Poles: 3-Pole
• Voltage: 600 V
• Mounting: Bolt-On
• Part Number: 505C220G18

Important compatibility and installation notes

Confirm fit and ratings before ordering. The part number 505C220G18 is the best reference to verify compatibility with your panel. This bolt-on design is intended for panels that support 3-Pole, 600V protection schemes, making it a straightforward upgrade path for aging or undersized protection devices.

Ideal use scenarios

• Retrofit projects in manufacturing lines where three-phase protection is required and space/footprint must align with existing bolt-on breakers.
• Replacement in service panels, motor control centers, and electrical distribution panels needing a reliable 175A, 3-Pole, 600V solution.
• New installations within systems that demand robust bolt-on mounting for enhanced mechanical stability.

Practical tips for best results

• Power down the panel and follow your equipment manufacturer’s mounting torque guidelines to ensure a secure installation.
• Use the 505C220G18 part number as the primary reference when checking compatibility lists and panel documentation.
• After installation, perform a functional trip test to confirm proper operation within your protection scheme.

For dependable, spec-accurate circuit protection in three-phase systems, the Westinghouse 505C220G18 delivers the right blend of performance, durability, and installation ease. This bolt-on 175A, 3-Pole, 600V breaker is crafted to slot into compatible panels with minimal downtime and maximum protection.