SIPROTEC 4 Devices
4-26 7SJ62 Manual
C53000-G1140-C121-1
4.10 Power System Data
Power System
Data 1
In the window for Power System Data 1, important settings are entered that relate to
the power system and primary equipment connected to the device. The settings in-
clude:
q
Power system data such as frequency, voltage, etc.
q
Data for the main current transformers and voltage transformers,
q
Circuit breaker or primary switchgear information, including a current threshold set-
ting that is used to indicate the open/close position of the primary equipment in sev-
eral protection functions.
k4124.g if
Figure 4-21 DIGSI
®
4 Window for Setting the Power System Data 1, example
Power System
Data 2
Power System Data 2 are part of the setting groups, which can be switched over dur-
ing operation (see chapter 4.11). These include for example:
q
Primary Operating Voltage
q
Primary Operating Current
q
Characteristic Data of the protected object etc.
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