The VFD-VJ series oil-electrical servo controller and servo oil pump form the oil-electrical servo energy saving system (HES). This product manual provides users with installation, parameter setting, fault diagnosis, elimination, and daily maintenance of oil-electrical servo drives.
This manual explains how to install, wire and commission the Delta HES oil‑electric servo energy‑saving system, which consists of a VFD‑VJ controller and a servo oil pump. It includes safety warnings, recommended storage conditions, and detailed diagrams for proper setup.
The document also covers parameter configuration, fault diagnosis procedures, routine maintenance, and optional accessories such as brakes, EMI filters and reactors. Appendices provide packaging guidelines and a parts selection list. This manual is written in Chinese.
| Power rating | 11 kW – 15 kW |
|---|---|
| Maximum flow rate | 63 L/min – 160 L/min (depending on model) |
| Maximum operating pressure | 18 MPa |
| Operating temperature range | 0 °C – 40 °C |
Store the unit in a ventilated, dust‑free, dry location with temperature between –20 °C and +60 °C and relative humidity between 0 % and 90 % (non‑condensing). Keep it away from corrosive gases, direct sunlight and vibration.