6SL3320-1TE36-1AA3 is a single motor module in the Siemens S120 series, rather than a dual axis motor drive module. This conclusion is based on multiple pieces of evidence:

6SL3320-1TE36-1AA3 is a top performer in the Siemens S120 series, designed to meet the stringent requirements of modern industrial production. It has a power output of up to 315 kW, ensuring stable and efficient operation in three-phase AC systems. This indicates that it is a single motor module.

It is mentioned that 6SL3320-1TE36-1AA3 is a SINAMICS Single Motor Module, with an input voltage of 510-720 V DC, an output voltage of 0-480 V 3AC, a current of 605A, a rated power of 315 kW, a built-in device IP00, internal air cooling, and includes Drive CLiQ cables. These information further confirm that it is a single motor module.

Provided price and specification information for the module, confirming its identity as a single motor module once again.

It was also mentioned that 6SL3320-1TE36-1AA3 is a Siemens single motor module with a power of 315 kW and three-phase AC.