Signals; Settings; Monitored Data; Operation Principle - ABB REC650 Technical Manual

1MRK 511 287-UEN A
6.8.4
6.8.5
Table 75: STBPTOC Group settings (basic)
Name Values (Range)
Operation
I>
Table 76: STBPTOC Non group settings (basic)
Name Values (Range)
GlobalBaseSel
6.8.6
6.8.7
Technical manual

Signals

Table 73: STBPTOC Input signals
Name
I3P
BLOCK
RELEASE
Table 74: STBPTOC Output signals
Name
TRIP
START

Settings

Unit
Off -
On
1 - 2500 %IB
Unit
1 - 6 -

Monitored data

Table 77: STBPTOC Monitored data
Name
IL1
IL2
IL3

Operation principle

The sampled analog phase currents are pre-processed in a discrete Fourier filter (DFT)
block. From the fundamental frequency components of each phase current the RMS
value of each phase current is derived. These phase current values are fed to a
Type Default Description
GROUP - Three phase group signal for current inputs
SIGNAL
BOOLEAN 0 Block of function
BOOLEAN 0 Release of stub protection
Type Description
BOOLEAN General trip signal
BOOLEAN General start signal
Step Default
- Off
1 200
Step Default
1 1
Type Values (Range)
REAL -
REAL -
REAL -
Section 6
Current protection
Description
Operation Off / On
Operate current level in % of IBase
Description
Selection of one of the Global Base Value
groups
Unit Description
A Current in phase L1
A Current in phase L2
A Current in phase L3
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