SMA SC 500HE-20 Installation User Manual
Page 4
Table of Contents
SMA Solar Technology AG
4
SCxxxHE-20-IA-IEN111210
Installation Manual
Preparing the Station Floor for Installation . . . . . . . . . . . . . . . . 28
Position of the mounting holes for the Sunny Central . . . . . . . . . . . . . . . . . . 28
Drilling mounting holes in the station floor . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Transporting the Sunny Central . . . . . . . . . . . . . . . . . . . . 29
Center of gravity of the inverter . . . . . . . . . . . . . . . . . . . . . . . . 29
Transporting the Sunny Central with a Forklift . . . . . . . . . . . . . 30
Mounting the kick plates at the rear of the inverter. . . . . . . . . . 30
Transporting the Sunny Central with a Pallet Truck. . . . . . . . . . 31
Transporting the Sunny Central with a Crane. . . . . . . . . . . . . . 32
Installation of the Sunny Central. . . . . . . . . . . . . . . . . . . . 34
Sealing the exhaust air zone . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Fastening the Inverter on the Foundation . . . . . . . . . . . . . . . . . 34
Disassembling the Panels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Removing the Transport Lock from the Inverter Cabinet . . . . . . 35
AC and DC Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Safety during Cable Connection . . . . . . . . . . . . . . . . . . . . . . . 36
Connection Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Connection area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Cable Connection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Connecting cables with 1 terminal lug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Connecting cables with 2 terminal lugs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Connecting the PE cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42