Check: Orca manual 4.2.1 Section 9.4.3

Approximate equivalent is def2-TZVPD.

Basis 6-311++G(d, p) is available in ORCA 4.2, keyword:

! 6-311++G(d,p)

or

! 6-311++G**

Renjith Thomas

Even if a basis set is not available in the package, you can manually add it. Please follow what Andrey Degtyarev and Asdrubal Lozada said.

Thank you very much.

I used def2-TZVP along with def2/J