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

9.6

Connecting the DC cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

9.6.1

Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

9.6.2

Connecting the SMB Connection Kit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

9.6.3

Connecting the DC Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

9.7

Connecting the AC Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

9.8

Mounting the kick plates. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

10

Cable Connection in the Connection Cabinet . . . . . . . . . 45

10.1

Connection area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

10.2

Preparing the Cable Connection . . . . . . . . . . . . . . . . . . . . . . . 46

10.3

Leading the Cables into the Connection Cabinet . . . . . . . . . . . 47

10.4

Connecting the Cables in the Connection Cabinet. . . . . . . . . . 48

10.4.1

Connecting the cables to the customer terminal block . . . . . . . . . . . . . . . . . 48

10.4.2

Important Measures for Non-utilized Options. . . . . . . . . . . . . . . . . . . . . . . . 48

10.4.3

Connecting the Sunny String-Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

10.4.4

Connecting the Remote Shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

10.4.5

Connecting the External Target Value Specification . . . . . . . . . . . . . . . . . . . 50

10.4.6

Connecting the Transformer Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

10.4.7

Connecting the External Voltage Supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

10.4.8

Connecting the External Quick-Stop Cabling . . . . . . . . . . . . . . . . . . . . . . . . 52

11

Connection of the Communication Devices . . . . . . . . . . . 54

11.1

Structure of a Plant Network. . . . . . . . . . . . . . . . . . . . . . . . . . . 54

11.2

Position of the communication ports . . . . . . . . . . . . . . . . . . . . . 55

11.3

Building a Plant Network with Copper Cables. . . . . . . . . . . . . 56

11.4

Building a Plant network with Optical Fibers . . . . . . . . . . . . . . 56

12

Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

12.1

Commissioning the Inverter. . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

12.2

Checking the Cabling on the Inverter . . . . . . . . . . . . . . . . . . . . 58

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