protection units
AZ1
A
Type
0 Sem unid. proteção
0
N Normal
G LSIG
Signaling of LEDs
Without auxiliary contact
Function G: by vectorial sum
A Ammeter
G LSIG + Ammeter
Z LSIG (external CT, Ig≤30A) + Ammeter
E LSIG (external CT, Ig> 30A) + Ammeter
C LSIG + Ammeter + Modbus
K LSIG (external CT, Ig? 30A) + Ammeter + Modbus
X LSIG (external CT, Ig> 30A) + Ammeter + Modbus
Function G:
G,C: 3 P - imbalance > 20% of nominal current
4 P – vectorial sum > 20% of nominal current Z,K:
Specific, external CT of the ABW line
E,X : common external CT
Modbus communication, through auxiliary power supply
Auxiliary contacts, through auxiliary power supply
Signaling LEDs (they function even without auxiliary power supply)
P Multimeasurement
C LSIG + Multimeasurement + Modbus
K LSIG (external CT, Ig≤30A) + Multimeasurement + Modbus
X LSIG (external CT, Ig>30A) + Multimeasurement + Modbus
A LSI + Pre-alarm + Multimeasurement + Modbus
Function G:
C: by vectorial sum
K: specific, external CT of the ABW line
X: common external CT
A: Not available
Modbus communication, through auxiliary power supply
Applicable to protection of generators
The use of the voltage module required for multimeasurement
S Harmonics
C LSIG + Multimeasurement + THD + Modbus
K LSIG (external CT, Ig≤30A) + Multimeasurement + THD + Modbus
X LSIG (external CT, Ig>30A) + Multimeasurement + THD + Modbus
A LSI + Pre-alarm + Multimeasurement + THD + Modbus
Function G:
C: by vectorial sum
K: specific, external CT of the ABW line
X: common external CT
A: Not available
Modbus communication, through auxiliary power supply Applicable for
protection of generators
The use of the voltage module required for multimeasurement
G
Protection Functions
English
open Circuit Breaker
1
Power Supply
0
0 Self-supplied
5 Self-supplied
0 Self-supplied
1 100~250Vac/dc
2 24~60Vdc
5 Self-supplied
6 100~250Vac/dc
7 24~60Vdc
1 100~250Vac/dc
2 24~60Vac/dc
6 100~250Vac/dc
7 24~60Vac/dc
1 100~250Vac/dc
2 24~60Vac/dc
6 100~250Vac/dc
7 24~60Vac/dc
60Hz
50Hz
60Hz
60Hz
60Hz
50Hz
50Hz
50Hz
60Hz
60Hz
50Hz
50Hz
60Hz
60Hz
50Hz
50Hz
ABW | 15