This manual describes how to install, wire and use the Altivar 31H variable speed drive. Altivar 31H is a variable speed drive manufactured by Schneider Electric. It can be used for controlling the speed of AC motors.
This manual provides safety instructions, mounting recommendations, and wiring diagrams for the Altivar 31H variable‑speed drive. It explains how to disconnect power, wait for capacitor discharge, and avoid hazardous contact with internal components.
Detailed sections cover drive reference tables, derating curves, electromagnetic compatibility (EMC) requirements, and step‑by‑step installation procedures, including mounting types, clearance dimensions, and grounding of shielding cables.