This document is a user manual for Mitsubishi General Purpose Inverters FR-S500 series products. The manual includes information on installation methods, specifications of wiring and terminals, operation/control methods, adjustment methods for frequency setters and display meters, overview of functions, alarm and protection functions, etc.
The manual begins with safety precautions and installation guidelines, emphasizing the need to disconnect power, wait for residual voltage to disappear, and ensure proper grounding before any work on the inverter. It also describes environmental limits such as temperature, humidity, and vibration for reliable operation.
Subsequent sections cover wiring diagrams, control and power terminal assignments, parameter configuration, alarm and protection functions, and detailed technical specifications. Appendices address compliance with European, U.S., and Canadian electrical codes. This manual is written in Chinese.
| Rated input voltage | 3‑phase 380‑480 V 50/60 Hz |
|---|---|
| Applicable motor capacity (kW) | 0.4 kW – 3.7 kW |
| Rated current (A) | 1.1 A – 7.7 A (per model) |
| Enclosure protection | IP20 (closed type) |
| Cooling method | Self‑cooling, forced air |
The front cover must not be opened while the unit is powered; disconnect the power, wait at least 10 minutes, check for residual voltage, and ensure the inverter is grounded.
The maximum wiring length is 50 m (30 m for the FR‑S540‑0.4K‑CH variant).