Schneider Electric HLL36080AA 36080A 3-Pole 600 V Circuit Breaker Potential Transformer

The Schneider Electric HLL36080AA is a rugged three-pole circuit breaker with an integrated potential transformer, purpose-built for demanding electrical systems. With a 3-pole configuration and a 600 V voltage rating, this unit is designed to deliver dependable protection and precise voltage sensing in industrial environments. The current rating of 36080 A underscores its capability to handle substantial load and protection requirements in large distribution setups.

Designed to integrate seamlessly into Schneider Electric protection and metering ecosystems, the HLL36080AA combines robust switching with reliable voltage measurement. This makes it a practical choice for installations where accurate monitoring and fast interruption are essential for safety, reliability, and uptime.

Key specifications

• Current rating: 36080 A
• Poles: 3
• Voltage rating: 600 V
• Part number: HLL36080AA
• Brand: Schneider Electric
• Type: Circuit breaker with integrated potential transformer

Ideal use cases

• Three-phase power distribution panels and switchgear where high-current protection is critical
• Industrial motor control centers that require reliable interruption and voltage sensing for protective relays
• Substation feeders and large commercial/industrial installations that rely on precise metering and protection data
• Retrofit projects needing a compatible Schneider Electric solution that fits existing protection and monitoring schemes

Why this model stands out

• Combines circuit-breaking capability with a built-in potential transformer, enabling accurate voltage monitoring alongside protection actions.
• Three-phase robustness: The 3-pole design ensures balanced protection across all phases, reducing the risk of under-protection in complex loads.
• 600 V system compatibility: Specifically suited for industrial environments operating at standard medium- to high-voltage levels, with clear integration into Schneider Electric protection architectures.
• Part-number precision: HLL36080AA provides a defined, traceable component reference for maintenance, inventory, and replacement planning.

Practical considerations and setup tips

• Confirm enclosure and mounting compatibility with your Schneider Electric switchgear or panel system to ensure proper fit and clearance.
• Plan wiring routes to maintain clean phase separation and minimize wiring length for accurate metering data from the potential transformer.
• Follow established safety procedures when performing installation or replacement, including de-energizing the system and verifying absence of voltage.
• Maintain an inventory or procurement plan that references the exact part number (HLL36080AA) to avoid mismatches with other Schneider Electric components.

For professionals sourcing reliable, OEM-aligned protection and monitoring components, the Schneider Electric HLL36080AA delivers decisive circuit protection paired with precise voltage sensing, all within a compact, three-pole package designed for demanding power systems.