Issue:
Customer has asked if the VW3A3721 Multi Drive Link Communication module is proprietary?

Product Line:
ATV630, VW3A3721

Environment:
Ethernet IP

Cause:
n/a

Resolution:
Yes the VW3A3721 Multi Drive Link communication module is proprietary to Schneider Electric.
The code is based on Ethernet I/P protocol, but the exchange frames are internal to the Multi Drive Link communication module.

• https://www.se.com/ww/en/product/VW3A3721/communication-module-ethernet-ip-modbustcp-multidrive-link-altivar-10-100mbps-2-x-rj45-connectors/

Released for: Schneider Electric Singapore