This document is an operation manual for VLT Micro Drive FC 51, which introduces the safety, mechanical installation, electrical installation, programming, parameter overview, troubleshooting, and specifications of the product.
This manual covers safety precautions, mechanical and electrical installation, wiring diagrams, programming using MCT‑10 or LCP, parameter overview, troubleshooting and full technical specifications for the VLT Micro Drive FC 51 variable frequency drive.
It also details required grounding, fuse selection, EMC‑compliant cabling, and optional accessories such as control panels and decoupling boards, helping installers and users configure the drive safely and efficiently. This manual is written in Chinese.
| Input voltage | 200‑240 V |
|---|---|
| Output frequency range | 0‑200 Hz (VVC+), 0‑400 Hz (u/f) |
| Maximum continuous output current (3 × 200‑240 V) | 6.8 A |
| Efficiency (best case) | 95.6 % |
| Enclosure weight | 1.1 kg |
Use fuses rated up to 100 000 A rms and 480 V, preferably B‑type RCDs for protection, as listed in the fuse table.
Use shielded or armored motor cables with at least 80 % shield coverage, and keep motor cables separate from control cables.