Yes, it is possible to connect 3 same power ATV61HD75N4 using 1 set Active front end.

AFE selection depends on the application. Refer to attached document. Application is roller conveyor.

ATV61HD75N4 drive, quantity 3 number.
Inverter = 3 x ATV61HD75N4
Power demand = 3 x 82 KW
Capacity = 4.8x3 = 14.4 mF

So, The Total DC power = 246 KW Motor
And Capacity = 14.4 mF

In this, due to the performance record the Active Front End is selected, which is able to supply the DC-bus with 246 KW.

AFE consists of the following components:
AIC - VW3A7254 (DC Power = 268 KW)
LFM - VW3A7262
LFC - VW3A7267

Released for: Schneider Electric India