Upper frequency limit 70 Hz
Frequency Range for Rated Frequency 16.7 Hz (nur 7UT613/63x)
Lower frequency limit 9.25 Hz
Upper frequency limit 23.33 Hz
Minimum voltage U1 secondary 5V
The specifications also apply to frequency measuring levels that are realised by the flexible
protection functions.
Communications Interfaces
User Interface
Connection front side, non-isolated, RS232, 9 pole DSUB port for connecting a
personal computer
Operation With DIGSI
Transmission speed
min. 4,800 Bd; max. 115,200 Bd;
1)
Factory Setting: 115,200 baud; Parity: 8E1
Bridgeable distance 15 m
1)
limited selection of baud rates for 7UT612
Service/Modem Interface
Connection
isolated interface for data transfer
Operation With DIGSI
Transmission Speed
min. 4,800 baud, max. 115,200 baud; Factory setting 38,400 baud
1)
RS232/RS485/FO according to the ordering variant
RS232/RS485
Connection for flush-mounted
casing
rear panel, mounting location “C”,
9-pole D-SUB miniature female connector
Connection for surface-mounted
casing
at the housing mounted case on the case bottom; shielded data cable
Test Voltage 500 V; 50 Hz
RS232 Maximum Distance of Trans-
mission
15 m
RS485 Maximum Distance of Trans-
mission
1000 m
Fiber Optical Link (FO)
FO connector type ST connector
Connection for flush-mounted
casing
Rear panel, mounting location “C”
Connection for surface-mounted
casing
at the housing mounted case on the case bottom
Optical Wavelength λ = 820 nm
Laser Class 1 according to EN
60825-1/-2
using glass fiber 50/125 μm or using glass fiber 62.5/125 μm
Permissible Optical Link Signal
Attenuation
max. 8 dB, with glass fiber 62.5/125 μm
4.1.5
Technical Data
4.1 General
SIPROTEC 4, 7UT6x, Manual 399
C53000-G1176-C230-5, Edition 09.2016
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