Monitored Data - ABB 615 series Technical Manual

1MAC059074-MB A
4.5.9.8
4.5.9.9
615 series ANSI
Technical Manual

Monitored data

Table 584: 27R Monitored data
Name Type
U_AMPL_A FLOAT32
U_AMPL_B FLOAT32
U_AMPL_C FLOAT32
U_AMPL_AB FLOAT32
U_AMPL_BC FLOAT32
U_AMPL_CA FLOAT32
27R Enum
Technical data
Table 585: 27R Technical data
Characteristic
Operation accuracy
Pickup time 1)
Reset time
Reset ratio
Retardation time
Trip time accuracy 2)
Suppression of harmonics
1) Includes the delay of the signal output contact
2) Trip time delays do not account for variation due to pickup delay
Values (Range) Unit
0.00...5.00 xUn
0.00...5.00 xUn
0.00...5.00 xUn
0.00...5.00 xUn
0.00...5.00 xUn
0.00...5.00 xUn
1=Enabled
2=blocked
3=test
4=test/blocked
5=Disabled
Value
±4% of setting or ±0.01 × V
±10% of setting (20 Hz > = f ≥ 10 Hz)
Minimum
30 ms
<180 ms
Depends on the relative hysteresis setting
<45 ms
±1.0% of the set value or ±20 ms
Operates only in RMS mode
Section 4
Protection functions
Description
Remanent voltage of phase A
Remanent voltage of phase B
Remanent voltage of phase C
Remanent voltage of phase to
phase AB
Remanent voltage of phase to
phase BC
Remanent voltage of phase to
phase CA
Status
(70 Hz > = f > 20 Hz)
n
Typical Maximum
75 ms 140 ms
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