ABB RET670 Installation And Commissioning Manual page 77

1MRK 504 088-UEN C
Installation and commissioning manual
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IEC05000510 V1 EN
PosNO Description
1 GPS antenna
2 TNC connector
3 Console, 78x150 mm
4 Mounting holes 5.5 mm
5 Tab for securing of antenna cable
6 Vertical mounting position (on antenna mast etc.)
7 Horizontal mounting position
Mount the antenna and console clear of flat surfaces such as buildings walls, roofs
and windows to avoid signal reflections. If necessary, protect the antenna from
animals and birds which can affect signal strength. Also protect the antenna against
lightning.
Always position the antenna and its console so that a continuous clear line-of-sight
visibility to all directions is obtained, preferably more than 75%. A minimum of
50% clear line-of-sight visibility is required for un-interrupted operation.
Installing the IED
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3
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xx05000510.vsd
Section 5
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