The VW3A9622 is a DNV certification kit from Schneider Electric, designed for variable speed drives. It bundles an additional EMC input filter, shock-absorbing mounts, fixing accessories, and EMC filter supports.
Sourcing reality — obsolete, but available
Schneider has marked the VW3A9622 as obsolete.
What the DNV kit covers
The kit satisfies the requirements of the DNV certification body for marine applications. The EMC input filter addresses conducted emissions on the drive's line side; the shock-absorbing mounts handle the vibration profile typical of shipboard and offshore installations. The assembly dimensions are 173 x 370 x 105 mm — factor that into the cabinet layout before quoting the install.