Eaton EHD3030L - 30 A, 480 V, 3-Pole Circuit Breaker | AmpState

The Eaton EHD3030L is a 30 A, 480 V, three-pole molded case circuit breaker designed to deliver reliable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for space-conscious installations, it combines compact form with robust protection, making it a dependable choice for modern electrical cabinets in residential, commercial, and light industrial settings.

What makes the EHD3030L stand out

• Space-efficient molded-case design: Its compact footprint helps you maximize panel capacity without sacrificing protective performance, enabling cleaner wiring and easier serviceability in tight electrical rooms or dense equipment racks.
• Thermal-magnetic trip unit: Provides stable, repeatable protection by coordinating thermal elements for normal loading and magnetic trip functionality for high faults, reducing nuisance trips while safeguarding downstream equipment.
• Three-pole, 480 V operation: Specifically engineered for 480V three-phase systems, ensuring proper fault coverage and coordinated protection for motor loads, lighting circuits, and distributed power in commercial applications.
• OEM loadcenter and panelboard compatibility: Designed to pair with matching Eaton OEM enclosures and panelboards, simplifying installation and ensuring reliable mechanical and electrical fit.
• Durable protection for diverse environments: Suitable for residential spaces undergoing commercial-grade upgrades, retail settings, office builds, and light industrial machinery circuits where dependable overcurrent protection matters more than ever.

Why operators, electricians, and facility managers choose it

• Clear protection when it counts: The EHD3030L is purpose-built to interrupt fault currents quickly and predictably, helping prevent wiring damage, equipment failures, and safety hazards in 480V systems.
• Efficient panel design and wiring: The compact form reduces crowded panels and eases conductor routing, accelerating installation and future maintenance or expansions.
• Long-term reliability: Engineered for consistent performance across varying loads, temperature ranges, and duty cycles typical in commercial and light industrial environments.

Ideal use cases

• New commercial electrical panels and retrofit projects where 480V three-phase service is standard
• HVAC equipment, pumps, and motors in small to mid-size facilities requiring dependable motor protection
• Lighting feeder circuits and general branch circuits in office buildings, retail spaces, and light manufacturing
• Any panelboard upgrade where OEM compatibility and reliable trip performance are priorities

Technical snapshot

• Manufacturer: Eaton
• Part number: EHD3030L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 30 A
• Voltage rating: 480 V
• Poles: 3
• Applications: Branch circuit overcurrent and short-circuit protection in panelboards and load centers

In practice, the Eaton EHD3030L delivers precise, reliable protection for your 480V three-phase systems, with a design philosophy that respects panel space, installation efficiency, and long-term performance. If you’re upgrading or provisioning a new panel, this 30 A, 3-pole solution helps you achieve safe, compliant protection while keeping installation streamlined and future-ready.

Key considerations for use

• Ensure compatibility with your existing Eaton OEM loadcenter or panelboard to maintain optimal fit and coordination.
• Match the breaker’s 30 A rating to protect branch circuits and connected equipment without compromising startup loads on motors and drives.
• Verify wiring and clearance within the panel to accommodate the molded-case form factor and maintain proper cooling and accessibility.