ABB RELION 670 Series Technical Manual page 1337

1MRK 502 066-UUS B
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IEC04000155 V2 EN-US
Figure 668: Antenna with console
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Antenna cable
Use a 50 ohm coaxial cable with a male TNC connector in the antenna end and a male SMA
connector in the receiver end to connect the antenna to GTM. Choose cable type and length so
that the total attenuation is max. 26 dB at 1.6 GHz.
Technical manual
GPS antenna
TNC connector
Console, (2'6.7"x4'11')
Mounting holes about 1/5"
Tab for securing of antenna cable
Vertical mounting position
Horizontal mounting position
Make sure that the antenna cable is not charged when connected to the antenna or
to the receiver. Short-circuit the end of the antenna cable with some metal device,
when first connected to the antenna. When the antenna is connected to the cable,
connect the cable to the receiver. The IED must be switched off when the antenna
cable is connected.
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IED hardware
xx04000155.vsd
Section 22
SEMOD55682-28 v4
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