The VW3AE2004 is a Pt100 relay accessory designed to monitor motor bearing temperature via Pt100 sensors. It mounts inside Altivar floor-standing enclosures with separate air flows or the compact version, tying into the Altivar 61 Plus, 61 Plus-LH, 71 Plus, and 71 Plus-LH drive families.
Key operating condition
This keeps the temperature monitoring circuit isolated from the main power stage.
