Communication Interfaces - Siemens SIPROTEC 4 7SD80 Manual

Line differential protection
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Technical Data
4.1 General Device Data
Interference suppression capacitor at the
relay outputs 2.2 nF, 250 V, ceramic
4.1.4

Communication Interfaces

Protection Data Interfaces
See Section 4.2 "Protection Data Interfaces"
Operator Interface
Terminal
Operation
Transmission speed
Bridgeable distance
Port B
IEC 60870-5-103 single
RS232/RS485/FO depending on the order
variant
RS232
Terminal
Test voltage (PELV)
Transmission speed
Bridgeable distance
RS485
Terminal
Test voltage (PELV)
Transmission speed
Bridgeable distance
Fiber optic cable (FO)
FO connector type
Terminal
Optical wavelength
Laser Class 1 according to EN 60825-1/-2
Permissible optical signal attenuation
Bridgeable distance
Character idle state
252
Frequency
Impedance
50 Hz
1.4· 10
60 Hz
1.2· 10
Front side, non-isolated, USB type B socket for connecting a
personal computer
Operation from DIGSI V4.82 via USB 2.0 full speed
with DIGSI
up to 12 MBit/s max.
5 m
Isolated interface for data transfer to a control center
Back case bottom, mounting location "B", 9- pin DSUB socket
500 V; 50 Hz
min. 1,200 Bd, max. 115,000 Bd;
factory setting 9,600 Bd
15 m
Back case bottom, mounting location "B", 9- pin DSUB socket
500 V; 50 Hz
min. 1,200 Bd, max. 115,000 Bd;
factory setting 9,600 Bd
max. 1 km
ST connector
Back case bottom, mounting location "B"
λ = 820 nm
When using glass fiber 50 μm/125 μm or glass fiber 62.5 μm/125
μm
max. 8 dB, with glass fiber 62.5/125 μm
max. 1.5 km
Configurable; factory setting "Light off"
6
Ω ± 20 %
6
Ω ± 20 %
SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018

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