Square D KH36225 - 225A, 3-Pole, Circuit Breaker

Introducing the Square D KH36225: a robust 225A, 3-pole circuit breaker designed for demanding electrical systems. With a true three‑phase configuration, it provides reliable protection for panelboards, switchboards, and control panels. Whether you’re outfitting a new distribution panel or upgrading a motor control center, KH36225 delivers dependable overcurrent protection and safe operation when it matters most.

Key capabilities that raise the standard

• Current rating: 225A, ideal for sizeable feeders and motor circuits
• Poles: 3-Pole design for comprehensive three-phase protection
• Type: Circuit Breaker engineered for consistent performance in industrial environments
• Applications: Suited for panelboards, switchboards, and control panels across industrial, commercial, and OEM settings

Ideal applications

• Industrial facilities requiring robust, three-phase overcurrent protection for distribution panels
• Commercial installations with demanding electrical loads that rely on reliable motor control centers
• OEM equipment where a dependable, field-serviceable 225A, 3-pole breaker is needed

Why this matters in real-world use

The KH36225 protects three-phase power with a single protective device, simplifying panel design and maintenance while reducing fault conditions across multiple phases. In motor control centers and distribution panels, a single 225A, 3-pole breaker helps ensure safe shutdowns, minimizes risk of phase imbalances, and supports streamlined coordination with upstream protection components.

Practical use cases and outcomes

• New installations: Install in panelboards or switchboards where three-phase protection and a 225A rating match your load requirements.
• Panel upgrades: Replace aging or undersized breakers to restore dependable protection for three-phase feeders.
• OEM integration: Include in equipment builds where reliable overcurrent protection and modular, standardized components matter for uptime.

Installation and compatibility tips

• Verify that your distribution panel or motor control center is designed for KH-series 3-pole breakers and supports a 225A rating.
• Coordinate with other protection devices in the system to ensure proper tripping coordination and safe shutdown of multi‑feeder circuits.
• Consider the three-phase load characteristics and ensure the KH36225 aligns with your system’s voltage and fault-current requirements.