1 Safety precautions .....................................................................................................................................1

1.1 Safety declaration ................................................................................................................................................. 1

1.2 Safety definition .................................................................................................................................................... 1

1.3 Warning symbols ................................................................................................................................................... 1

1.4 Safety guidelines ................................................................................................................................................... 1

1.4.1 Delivery and installation ............................................................................................................................. 2

1.4.2 Commissioning and running ...................................................................................................................... 2

1.4.3 Maintenance and component replacement .............................................................................................. 3

1.4.4 Disposal ....................................................................................................................................................... 3

2 Product overview .......................................................................................................................................4

2.1 Product specifications .......................................................................................................................................... 4

2.2 Product nameplate and model ............................................................................................................................ 5

2.3 Product ratings ..................................................................................................................................................... 5

2.4 Unit outline dimensions and weight .................................................................................................................... 8

2.5 Derated application .............................................................................................................................................. 8

2.5.1 Derating due to temperature ..................................................................................................................... 8

2.5.2 Derating due to altitude ............................................................................................................................. 8

2.5.3 Derating due to carrier frequency .............................................................................................................. 9

2.6 Overload capability ............................................................................................................................................... 9

2.7 Hardware principles ........................................................................................................................................... 10

2.7.1 Basic principles ......................................................................................................................................... 10

2.7.2 Paralleling principle of A8i ....................................................................................................................... 12

2.8 Product structure ................................................................................................................................................ 13

2.9 System configuration ......................................................................................................................................... 21

2.10 Electrical model selection ................................................................................................................................ 22

2.10.1 DC fuse..................................................................................................................................................... 22

2.10.2 Isolation switch ....................................................................................................................................... 23

2.10.3 Contactor ................................................................................................................................................ 24

3 Mechanical installation ............................................................................................................................ 25

3.1 Safety notes......................................................................................................................................................... 25

3.2 Installation environment .................................................................................................................................... 25

3.3 Installation procedure ........................................................................................................................................ 26

3.3.1 Unpacking inspection ............................................................................................................................... 26

3.3.2 Transportation .......................................................................................................................................... 26

3.3.3 Unpacking ................................................................................................................................................. 27

3.3.4 Lifting ........................................................................................................................................................ 28

3.3.5 Installation ................................................................................................................................................ 30

3.3.6 Fastening torque ....................................................................................................................................... 58

3.3.7 Checklist .................................................................................................................................................... 58

4 Electrical installation ............................................................................................................................... 59

4.1 Safety notes......................................................................................................................................................... 59

4.2 Insulation inspection .......................................................................................................................................... 59

4.3 EMC requirements .............................................................................................................................................. 60

4.3.1 Power cable............................................................................................................................................... 61

4.3.2 Control cable ............................................................................................................................................. 61

202311 (V1.0)

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