Eaton WMZT3D08 8A 3-Pole Circuit Breaker Potential Transformer

The Eaton WMZT3D08 is a compact, reliable protection solution tailored for three-phase power systems. With an 8 A current rating distributed across 3 poles, it delivers synchronized protection for each phase while maintaining compact panel space. The model, identified by Part Number WMZT3D08, is designed to fit Eaton’s ecosystem, helping streamline procurement, installation, and maintenance in industrial and commercial electrical panels.

Key features

• 8 A current rating provides precise protection for small-to-medium load circuits without overreaching trip thresholds.
• 3-pole configuration ensures balanced protection across L1, L2, and L3 in three-phase systems.
• Part Number WMZT3D08 simplifies ordering and replacement within the Eaton product line.
• Potential Transformer interface supports voltage sensing for metering and protection relays, enabling accurate monitoring and integration with protection schemes.
• Designed for reliable operation in control panels and distribution boards where space and compatibility matter.

Ideal use cases

• Three-phase control panels for small motors and automation circuits where protection at an 8 A level is appropriate.
• Metering-ready installations that require a safe, secondary voltage signal for protective relays or measurement equipment.
• Retrofit or replacement in Eaton-based electrical bays to maintain consistent protection characteristics and device compatibility.

Why choose the WMZT3D08

Beyond basic protection, this model offers a targeted combination of reliable trip performance and voltage sensing compatibility that supports modern control and monitoring schemes. Its three-pole design ensures coordinated shutoff across all phases, reducing the risk of phase imbalances and electrical faults. For electricians and procurement teams prioritizing compatibility, traceability, and straightforward maintenance, the WMZT3D08 provides a plug-and-play option within Eaton’s trusted lineup.