Square D HDA36090URYP 90A 3-Pole 600 V Circuit Breaker

Meet reliability in three phases with the Square D HDA36090URYP 90A 3-Pole 600 V Circuit Breaker. This hard-working device is designed to protect three-phase electrical systems with a dedicated 90-amp capacity and a robust 600-volt maximum rating, making it a solid choice for commercial and light industrial applications where consistent protection matters.

Key benefits that stand out

• Precise protection for three-phase loads — 3-pole configuration supports balanced distribution and reliable shutdown of all phases when overloads or faults occur.
• Strong current handling — 90 A rating ensures your motors, feeders, and equipment stay safeguarded without nuisance tripping on normal startup surges.
• Wide voltage compatibility — 600 V maximum rating accommodates common industrial distribution networks, enabling versatile deployment across facilities.
• Trusted Square D lineage — part number HDA36090URYP sits within a documented family of breakers known for consistent performance and documented interchangeability with compatible Square D panels and accessories.
• Simple substitution in existing installations — designed to align with existing Square D infrastructure, helping you upgrade or replace without extensive panel modifications.

Practical use cases

• Three-phase motor feeders in manufacturing lines or processing equipment where a dependable 90 A protection level is needed.
• HVAC or pump circuits in commercial facilities that require solid overcurrent protection on a 3-phase distribution network.
• Main or branch protection within control panels, electrical enclosures, and switchgear that accept HDA-series breakers.

Why this model is a smart choice

• Consistent performance across varying loads and fault conditions helps minimize downtime and maintenance surprises.
• The 3-pole design ensures coordinated protection across all phases, reducing the risk of unbalanced faults affecting sensitive equipment.
• Part of the Square D ecosystem, which supports straightforward sourcing of replacements and compatible accessories, helping you simplify procurement and panel planning.

Installation tips and considerations

• Verify that your panel or enclosure accepts HDA-series breakers to ensure proper fit and electrical clearance.
• Use conductors sized appropriately for 90 A operation and follow local electrical codes for wiring methods and torque specifications.
• Plan for periodic inspection of connections and mounting integrity to maintain reliable protection over time.
• Keep within the 600 V rating when pairing with feeders, switches, and downstream devices to maintain safe, compliant operation.

Specifications at a glance

• Current rating: 90 A
• Poles: 3
• Voltage rating: 600 V
• Part number: HDA36090URYP
• Product type: 3-pole circuit breaker for three-phase protection

Choosing the Square D HDA36090URYP means selecting a dependable, purpose-built solution for protecting three-phase loads in demanding environments. If you’re upgrading an existing panel or configuring new equipment, this 90A, 3-pole, 600 V breaker delivers clear protection, consistent performance, and a straightforward path to reliable electrical distribution.