Westinghouse | 315C046G22 | Circuit Breaker | 400A | 4-Pole | 415V

Westinghouse 315C046G22 Circuit Breaker — 400A, 4-Pole, 415V

Designed for demanding electrical environments, the Westinghouse 315C046G22 circuit breaker delivers dependable protection in maintenance, retrofit, and replacement projects where exact specifications matter. With a 400A rating, 4-Pole configuration, and a nominal voltage of 415V, this unit is built to manage three-phase, four-wire systems with confidence, safeguarding motors, drives, and critical equipment from overload and short circuits.

Key specifications at a glance

• Amperage: 400A
• Poles: 4-Pole
• Voltage: 415V
• Part number: 315C046G22

Why this particular breaker stands out

• Exact compatibility for systems designed around the 315C046G22 reference, making it an ideal replacement or retrofit component where panel documentation points to this part number.
• 4-pole design supports both phase protection and neutral handling in four-wire configurations, reducing wiring complexity and improving protection coordination in larger panels.
• Compact form factor and robust construction tailored for continuous operation in industrial environments, helping minimize downtime during modular upgrades or maintenance cycles.

Ideal use cases

• Retrofits where an existing 315C046G22-compatible breaker must be swapped in without modifying bus bar or panel interfaces.
• Maintenance and replacement projects in three-phase systems that require a reliable 400A main or feeder breaker with four poles.
• Panel upgrades or sequencing changes that demand exactly matched electrical characteristics to preserve protection coordination and trip settings.

How to ensure a proper fit

• Always verify that the panel or enclosure labeling references the 315C046G22 part number as the compatibility guide.
• Confirm fit and ratings before ordering to avoid misalignment with bus connections or trip characteristics.
• Cross-check your system configuration to ensure a four-pole, 415V rated breaker aligns with your three-phase, four-wire network and neutral requirements.

With the 315C046G22 part number as your primary reference, you’re choosing a dependable, purpose-built solution for protecting critical loads and keeping electrical systems running smoothly. If you’re upgrading, replacing, or retrofitting, this Westinghouse breaker pairs precise specifications with practical performance to deliver safer, more reliable operation in everyday industrial and commercial use.