Loss Of Phase, Undercurrent Phptuc - ABB RELION REC615 Technical Manual

Protection functions
Name
T_ENA_CLOSE
TEMP_AMB
T1PTTR
4.1.3.9 Technical data
Table 294: T1PTTR Technical data
Characteristic
Operation accuracy
Operate time accuracy
4.1.3.10 Technical revision history
Table 295: T1PTTR Technical revision history
Technical revision
C
D
E
F
4.1.4

Loss of phase, undercurrent PHPTUC

1
Overload current > 1.2 × Operate level temperature
272
Type Values (Range)
INT32 0...60000
FLOAT32 -99...999
Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
1
Unit
s
°C
Value
Depending on the frequency of the measured
current: f ±2 Hz
n
Current measurement: ±1.5% of the set value
or ±0.002 × I (at currents in the range of
n
0.01...4.00 × I )
n
±2.0% of the theoretical value or ±0.50 s
Change
Removed the Sensor available setting param-
eter
Added the input
AMB_TEMP
Internal improvement.
Internal improvement.
1MRS758755 C
Description
Estimated time
to deactivate
BLK_CLOSE
The ambient
temperature
used in the calcu-
lation
Status
REC615 & RER615
Technical Manual