You can find technical documentation for these systems on the Dell Support Product Guide .
If this is related to enterprise storage (less likely given the .var suffix), it would refer to a system variable for performance or efficiency settings:
: Many .var files require other packages to look correct. If the model appears with "missing" textures (pink blocks), check the Virt-A-Mate Hub for the creator's page to find required dependencies. Alternative: Dell EMC VMAX / PowerMax
: These variables are typically managed via Unisphere for VMAX or the Solutions Enabler (SYMCLI) .