This document is about the Altivar 21 variable speed drive programming manual of Emerson Electric
The Altivar 21 Programming Manual provides detailed instructions for configuring and operating Schneider's variable‑speed drive for asynchronous motors. It includes safety warnings, setup steps, parameter descriptions, and fault‑handling procedures.
The document is organized into sections such as Important Information, Before You Begin, Documentation Structure, Display Parameters, Motor Control Parameters, Drive Control Parameters, Fault Management, and User Settings tables, offering a comprehensive reference for qualified personnel.
| Input voltage | 200‑240 V~ |
|---|---|
| Power rating | 1 HP |