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RRU3203
Installation Guide
Figure 8-8 Installing an RRU RF jumper
On AC-powered electric railways, such as high speed railways, when leaky cables are connected
to RRUs installed in tunnels, high-voltage-resistance DC blocks must be installed between RRU
RF jumpers and the leaky cables to protect the RRUs against damage.
Step 2 Link the other end of the RF jumper to the external antenna system.
Step 3 Waterproof the connectors of the RF jumper by referring to
Figure 8-9 Waterproofing a connector of the RF jumper
Issue 06 (2012-04-16)
CAUTION
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Copyright © Huawei Technologies Co., Ltd.
8 Installing RRU Cables
Figure
8-9.
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