SMA SC 400HE Installation - Manual (Page 35)

SMA Solar Technology AG Installation
Installation Guide SCxxxHE-IEN104432 35
4.5.2 Mechanical Coupling for the "Chemically Active" Option
If you are using a Sunny Central with the "Protection against chemically active substances" option,
the switch cabinets must be connected to one another as described below.
Mounting the Switch Cabinet Units
1. Attach the included sealing material all around the cabinet frame (A) of the AC cabinet.
2. Position the switch cabinet units near the installation location.
3. During mounting, insert the PE cable through the
cable gland (A).
4. Set up the switch cabinet units in the installation
location.
5. Connect the PE cable, see 5.2 ”Connecting the
Internal PE Connection” (page 42).
☑ The switch cabinet units are mounted and can
now be screwed together.
A
A