SMA SC 500HE-20 Installation User Manual
Page 5
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SMA Solar Technology AG
Table of Contents
Installation Manual
SCxxxHE-20-IA-IEN111210
5
Connecting the DC cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Connecting the SMB Connection Kit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Connecting the AC Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Mounting the kick plates. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Cable Connection in the Connection Cabinet . . . . . . . . . 45
Connection area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Preparing the Cable Connection . . . . . . . . . . . . . . . . . . . . . . . 46
Leading the Cables into the Connection Cabinet . . . . . . . . . . . 47
Connecting the Cables in the Connection Cabinet. . . . . . . . . . 48
Connecting the cables to the customer terminal block . . . . . . . . . . . . . . . . . 48
Important Measures for Non-utilized Options. . . . . . . . . . . . . . . . . . . . . . . . 48
Connecting the Sunny String-Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Connecting the Remote Shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Connecting the External Target Value Specification . . . . . . . . . . . . . . . . . . . 50
Connecting the Transformer Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Connecting the External Voltage Supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Connecting the External Quick-Stop Cabling . . . . . . . . . . . . . . . . . . . . . . . . 52
Connection of the Communication Devices . . . . . . . . . . . 54
Structure of a Plant Network. . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Position of the communication ports . . . . . . . . . . . . . . . . . . . . . 55
Building a Plant Network with Copper Cables. . . . . . . . . . . . . 56
Building a Plant network with Optical Fibers . . . . . . . . . . . . . . 56
Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Commissioning the Inverter. . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Checking the Cabling on the Inverter . . . . . . . . . . . . . . . . . . . . 58