Square D HDA36030AA 36030A 3-Pole 600 V Circuit Breaker Potential Transformer

Meet the Square D HDA36030AA — a rugged, three‑pole circuit breaker built for demanding industrial power distribution. Designed for three‑phase systems up to 600 V, this device carries a substantial current rating of 36030 A, delivering reliable protection where uptime matters most. With potential transformer compatibility, it provides a clean, accurate signal pathway for protective relays and metering equipment, helping your control systems monitor and respond to electrical conditions quickly.

• Part Number: HDA36030AA
• Poles: 3
• Voltage rating: 600 V
• Current rating: 36030 A
• Brand: Square D by Schneider Electric
• Application: three‑phase distribution panels, industrial machinery protection, and metering/relay interfaces

Why this matters in real-world setups:

• Three‑phase protection with synchronized disconnection: A 3‑pole design ensures all phases trip together, minimizing arcing and maintaining system stability during faults.
• Integrated measurement readiness: Potential transformer compatibility enables direct sampling for protective relays and metering, reducing the need for extra components and simplifying configurations.
• High current capability for demanding equipment: The 36030 A rating supports heavy motors, drives, and feeders common in manufacturing floors and large commercial facilities.
• Durable Square D reliability: Built to the quality standards associated with Square D, a trusted name in electrical distribution and protection.

Ideal use scenarios include data centers, manufacturing plants with multiple motor loads, large HVAC or cooling plant distributions, and commercial buildings that require robust phase protection plus accurate monitoring signals for control systems. If you’re upgrading panels or integrating protection relays and metering, this HDA36030AA unit offers a precise, dependable solution tailored for serious power environments.

Practical tips for deployment:

• Verify compatibility with your existing Square D panels and control gear to ensure seamless integration with protective relays and metering circuits.
• Plan for three‑phase wiring pathways and secure, balanced connections to maintain optimal performance and trip accuracy.
• Use in scenarios where both protection and real‑time current/voltage sampling are required to support quick fault isolation and accurate monitoring.