This manual covers the safe installation and wiring of the Delta VFD‑L series drives, including delivery inspection, identification of the correct model, and wiring diagrams for both main and control circuits. It also explains how to configure parameters, interpret fault codes, and perform routine maintenance.
The guide includes detailed tables of input/output specifications, frequency ranges, motor compatibility, and programmable settings, as well as safety warnings such as avoiding connection of AC power to output terminals and handling of static‑sensitive components. This manual is written in Chinese.
| Input voltage | 1‑phase 9.7 A / 3‑phase 5.1 A, 200‑240 V, 50‑60 Hz |
|---|---|
| Output voltage | 3‑phase 0‑240 V, 4.2 A, 1.6 kVA, 1 HP |
| Frequency range | 1 Hz – 400 Hz |
| Model code example | VFD007L21A |
Use the parameter reset function (parameter d10) to restore all settings to their factory values.