Square D HGA36070SN 70A 3-Pole 600 V Circuit Breaker

The Square D HGA36070SN 70A 3-Pole 600V Circuit Breaker is a dependable safeguard designed for three-phase electrical systems. With a 70 amp rating and three poles, it provides coordinated protection for multi‑phase circuits up to 600 volts, making it a practical choice for commercial and industrial panel environments. This part, identified by HGA36070SN, embodies Square D’s compact, reliable design for everyday distribution protection.

Key specifications

• Part Number: HGA36070SN
• Current rating: 70 A
• Poles: 3
• Voltage rating: 600 V

What you gain with this breaker

• Three-pole protection for synchronized disconnection of all phases, helping to guard motors, compressors, and other 3‑phase equipment.
• Capacity to handle circuits in environments that require reliable performance up to 600 volts.
• A straightforward replacement option for compatible Square D panels and enclosures, backed by the Square D lineage.

Ideal applications

• Three-phase distribution panels in light industrial or commercial settings.
• Spare or replacement breakers for existing Square D installations to maintain consistent protection across all feeders.
• Systems requiring a balanced, multi‑pole protection strategy for 3‑phase circuits.

Installation and compatibility notes

Designed for use in compatible Square D panels and enclosures. When replacing or installing, follow the panel manufacturer’s guidelines and ensure the line/load connections and bus compatibility align with the HGA36070SN specifications. Always perform work with the power fully de-energized and refer to official installation instructions for proper handling and torque recommendations.