ABB SPA 650 Series Communication Protocol Manual page 33

1MRK 511 418-UEN A
Establishing connection and verifying the SPA/IEC communication
650 series 2.2 IEC
Communication protocol manual
Losses in connection box, two contacts (1 dB/contact)
Margin for 2 repair splices (0.5 dB/splice)
Maximum total attenuation
Section 6
Distance 1 km Distance 25 m
Glass Plastic
- 2 dB
1 dB -
11 dB 7 dB
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