HLA3400TM | Circuit Breaker | 400A | 3-Pole | 600V

Meet the HLA3400TM, a rugged industrial circuit breaker designed to protect power distribution with precision in environments where uptime matters. With a 400A rating and a 3-pole design for balanced protection, this unit is built to handle demanding 600V systems while simplifying installation and maintenance workflows.

Designed for three critical scenarios—maintenance, retrofit, and replacement—the HLA3400TM serves as a dependable, plug‑in solution when exact specifications are required. The part number is the most reliable reference for compatibility, so always verify fit and ratings against your panel or switchgear before ordering.

Key specifications

• Amperage: 400A
• Poles: 3-Pole
• Voltage rating: 600V

Why the HLA3400TM stands out

• Precise compatibility: Designed to match specific industrial panels and configurations that require a 3-pole, 600V breaker at 400A.
• Streamlined maintenance and retrofits: A reliable drop-in option that minimizes downtime when upgrading or replacing existing hardware.
• Clear reference for procurement: Use the HLA3400TM part number as the definitive guide to ensure you’re selecting the correct unit for your system.

Ideal use cases

• Maintenance of legacy power distribution networks where a like-for-like replacement is essential.
• Retrofits that upgrade protection without overhauling surrounding switchgear.
• Replacement in existing panels that require a 400A, 3-pole, 600V protective device.

Compatibility and ordering guidance

Before you place an order, confirm fit and ratings against your equipment. The part number HLA3400TM is the best reference for compatibility, ensuring you don’t run into mismatches that could affect protection performance or panel integrity.

Installation and safety considerations

Installation should be performed by a qualified electrician in accordance with all applicable electrical codes and standards. Verify that the system voltage is within the 600V rating, that the breaker is appropriate for the panel’s architecture, and that the installation follows proper de-energizing and lockout/tagout procedures. Use this unit to restore reliable protection where a like-for-like replacement is required, and document the part reference to streamline future servicing.