1 About this document .............................................................................................. 3
1.1 Validity................................................................................................................................... 3
1.2 Target group ......................................................................................................................... 3
2 Safety ....................................................................................................................... 3
2.1 Symbols and warnings ........................................................................................................ 3
2.2 Basic safety precautions .................................................................................................... 4
2.2.1 Product safety ...................................................................................................................... 4
2.2.2 Personnel-related measures ..............................................................................................4
2.2.3 Organisational measures ....................................................................................................4
3 Description ..............................................................................................................4
3.1 Intended use ......................................................................................................................... 4
3.2 Structure and function ........................................................................................................ 5
3.3 Technical data ...................................................................................................................... 5
3.3.1 Technical data on the surge arrester ................................................................................ 5
3.3.2 Application guidelines ........................................................................................................ 6
3.3.3 Recommended torques and screw-in depths ..................................................................6
3.3.4 Behaviour in fire ................................................................................................................... 6
4 Transporting, unpacking and storage .................................................................. 7
4.1 Transporting ......................................................................................................................... 7
4.2 Unpacking ............................................................................................................................. 7
4.3 Storage .................................................................................................................................. 7
5 Commissioning .......................................................................................................8
5.1 Safety.....................................................................................................................................8
5.2 Electrical checking before commissioning ...................................................................... 8
5.3 Installation location and protective distance .................................................................. 8
5.4 Mounting ............................................................................................................................... 9
5.4.1 System Voltage ..................................................................................................................... 9
5.4.2 Connections .......................................................................................................................... 9
5.4.3 Mounting grading ring (POLIM-I, -S, -H only) ................................................................ 10
5.4.4 Transportation during mounting......................................................................................11
5.4.5 Installation position ...........................................................................................................11
5.4.6 Distances between surge arresters and earth .............................................................. 12
5.4.7 Earthed installation ........................................................................................................... 12
5.4.8 Insulated installation ......................................................................................................... 12
5.5 Earthing ............................................................................................................................... 13
6 Maintenance .......................................................................................................... 13
6.1 Safety................................................................................................................................... 13
6.2 Cleaning in case of heavy pollution ................................................................................. 14
6.3 Replacement after overloading or damages caused by animals ................................. 14
6.4 Disconnecting device ........................................................................................................ 14
7 Disposal.................................................................................................................. 15
2 | Operating instructions | EN | 1HC0141361 AA
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