Line and star voltages, 3-phase current (Amperes), frequency, power factor (cos phi), and power metrics (kVA, kW, kVAr). Generator Health:

| Feature | Standard AC01 | AC01 MP (Mains Parallel) | AC01C (Compact) | | :--- | :--- | :--- | :--- | | | 3.5" Graphical LCD | 3.5" Graphical LCD | 2-line Segmented LCD | | Mains Parallel | No | Yes (Grid sync & load share) | No | | I/O Expansion | Yes (via CAN expander) | Yes (via CAN expander) | None | | J1939 Support | Yes | Yes | Limited (Read only) | | Typical Use Case | Data center backup | Factory peak lopping | Construction site rental | | Price Tier | Mid-range | High-end | Entry-level |

Are you looking to specific delays or troubleshoot an alarm code on your AC-01 unit?

: A separate metal cabinet containing the contactors for switching the load from mains to generator.

Continuously senses 3-phase mains voltage. If the mains power fails or falls outside of programmable limits, the system triggers the generator start sequence. Automatic Load Transfer: