Westinghouse | RLM3700L | Circuit Breaker | 700A | 3-Pole | 600V

Protect critical power circuits with a trusted name in electrical protection—the Westinghouse RLM3700L circuit breaker. This 700A, 3-pole unit is designed for 600V systems, delivering dependable trip protection across all three phases.

Key specifications at a glance

• Amperage: 700A
• Poles: 3-Pole (three-phase protection)
• Voltage rating: 600V
• Compatibility reference: Part number RLM3700L is your best reference for matching panels and retrofit applications

Why this Westinghouse breaker stands out

Industrial environments demand breakers that align exactly with panel geometry and electrical ratings. The RLM3700L is engineered to integrate with Westinghouse-compatible panels and legacy RLM-series enclosures, reducing downtime when replacing a worn unit or updating an older distribution setup. Its 3-pole configuration ensures balanced interruption across all phases, improving system stability and protection during fault conditions.

Ideal use cases

Use this breaker for:

• Maintenance on existing 600V, three-phase distribution networks
• Retrofit projects where a precise 700A, 3-pole match is required
• Replacement of worn or obsolete breakers in compatible Westinghouse installations

Important compatibility note: Confirm fit and ratings before ordering. The part number is the most reliable reference to ensure a seamless match with your equipment.

Practical guidance for installers

• Inspect panel type and ensure it accepts RLM-series breakers; verify the bus configuration aligns with a 3-pole device.
• Check system voltage and expected load to confirm 600V operation fits your service entrance or distribution panels.
• Plan for proper isolation and de-energization during replacement to maintain safety and code compliance.