WEG ABW Serie Manual De Instrucciones página 13

1.5.2. protection units
AZ1
A
Type
0 Sem unid. 0
proteção
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≤30 A) + Ammeter
E LSIG (external CT, Ig> 30 A) + Ammeter
C LSIG + Ammeter + Modbus
K LSIG (external CT, Ig? 30 A) + Ammeter + Modbus
X LSIG (external CT, Ig> 30 A) + 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≤30 A) + Multimeasurement +
Modbus
X LSIG (external CT, Ig>30 A) + 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≤30 A) + Multimeasurement +
THD + Modbus
X LSIG (external CT, Ig>30 A) + 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
Z
Protection functions
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1
Power supply
0
0 Self-supplied 60 Hz
5 Self-supplied 50 Hz
0 Self-supplied 60 Hz
1 100-250 V ac/dc 60 Hz
2 24-60 V dc 60 Hz
5 Self-supplied 50 Hz
6 100-250 V ac/dc 50 Hz
7 24-60 V dc 50 Hz
1 100-250 V ac/dc 60 Hz
2 24-60 V ac/dc 60 Hz
6 100-250 V ac/dc 50 Hz
7 24-60 V ac/dc 50 Hz
1 100-250 V ac/dc 60 Hz
2 24-60 V ac/dc 60 Hz
6 100-250 V ac/dc 50 Hz
7 24-60 V ac/dc 50 Hz
ABW - Air Circuit Breaker 13