Schneider Electric KHL36080 80A 3-Pole 600 V Circuit Breaker Potential Transformer

Meet the Schneider Electric KHL36080, an 80 A, 3-pole, 600 V circuit breaker purpose-built for robust protection in three-phase power systems. This unit, identified by part number KHL36080, combines reliable overcurrent protection with a potential transformer interface to support precise voltage sensing and relay signaling in demanding environments.

Key specifications

• Current rating: 80 A
• Poles: 3
• Voltage rating: 600 V
• Part number: KHL36080
• Special feature: Potential Transformer interface for seamless voltage monitoring and metering integration

Why this model stands out

The three-pole design delivers balanced protection across all phases, helping to prevent phasing issues and ensuring coordinated shutdown during faults. With a 600 V rating, it fits a wide range of industrial and commercial distribution panels. The built-in potential transformer interface supports accurate voltage measurement and easy integration with protection relays and metering systems, simplifying upgrades and system monitoring within Schneider Electric’s protection ecosystem.

• Seamless ecosystem compatibility: streamlined upgrades and retrofits within Schneider Electric protection and metering solutions.
• Industrial-grade reliability: engineered for the rigors of panel environments, with dependable trip performance in fault conditions.
• Precise protection coordination: ideal for feeders with motors, transformers, and mixed loads where consistent sensing matters.

Ideal use cases

Choose the KHL36080 when you need dependable protection for 3-phase feeders up to 80 A in 600 V systems. It’s well-suited for:

• New installations in commercial or light industrial panel boards requiring three-phase protection.
• Retrofits to replace older 3-pole breakers in distribution panels.
• Systems that utilize potential transformers for voltage monitoring and relay signaling, enabling straightforward metering integration.

Installation and maintenance tips

Verify compatibility with your panel enclosure and bus arrangement, and follow Schneider Electric installation guidelines for correct torque and clearance. Regularly inspect terminal connections for signs of looseness, and review protection settings during routine maintenance to ensure reliable operation.