Dell EMC VEP4600 Installation Manual page 27

Figure 20. Mate terminal block to DC PSU
9. Locate the overlay label in the kit and place it over the existing label in the unit.
Figure 21. DC overlay label
10. Insert DC PSUs to switch.
Figure 22. Insert DC PSU to switch
11. Crimp number 6 and number 3 AWG wire to ground lug.
Power supplies 27