This document is a guide for the installation, parameter setting, troubleshooting, and daily maintenance of DELTA VFD-B Series high-performance AC motor drives. The series is manufactured using high-quality components, materials, and the latest microprocessor technology, providing reliability and superior performance.
This manual provides detailed instructions for installing, wiring, and operating Delta's VFD‑B Series AC motor drives. It includes safety guidelines, storage recommendations, and step‑by‑step procedures for using the digital keypad and configuring parameters.
The document also contains maintenance schedules, troubleshooting tables, specifications, accessory lists, and compliance declarations to help technicians and end‑users keep the drives running safely and efficiently. This manual is written in Chinese.
| Voltage Class | 230V |
|---|---|
| Rated Frequency | 50/60 Hz |
| Control System | SPWM (Sinusoidal Pulse Width Modulation) |
The AC input power must be disconnected and you should wait five minutes for the DC‑link capacitors to discharge.
The heat sink may reach temperatures over 70 °C.
Store the drive between –20 °C and +60 °C with relative humidity below 90 %.
The drives accept a three‑phase input of 200‑240 V at 50/60 Hz.