8.1.6.5
Monitored data
Table 812:
IG Monitored data
Name
Type
Values (Range)
Unit
Description
IG-A
FLOAT32
0.00...40.00
xIn
Measured residual current
BLOCK
BOOLEAN
0=False
1=True
Block signal for all binary
outputs
HIGH_ALARM
BOOLEAN
0=False
1=True
High alarm
HIGH_WARN
BOOLEAN
0=False
1=True
High warning
IG_INST
FLOAT32
0.00...40.00
xIn
Ground current Amplitude,
magnitude of instantaneous
value
IG_ANGL
FLOAT32
-180.00...180.00
deg
Residual current angle
IG_DB
FLOAT32
0.00...40.00
xIn
Ground current Amplitude,
magnitude of reported value
IG_DMD
FLOAT32
0.00...40.00
xIn
Demand value of residual
current
IG_RANGE
Enum
0=normal
1=high
2=low
3=high-high
4=low-low
Ground current Amplitude
range
Max demand IG
FLOAT32
0.00...40.00
xIn
Maximum demand for residual
current
Min demand IG
FLOAT32
0.00...40.00
xIn
Minimum demand for residual
current
Time max demand IG Timestamp
Time of maximum demand
residual current
Time min demand IG Timestamp
Time of minimum demand
residual current
8.1.6.6
Technical data
Table 813:
IG Technical data
Characteristic
Value
Operation accuracy
At the frequency f = f
n
±0.5% or ±0.002 × I
n
(at currents in the range of 0.01...4.00 × I
n
)
Suppression of harmonics
DFT: -50 dB at f = n × f
n
, where n = 2, 3, 4, 5,…
RMS: No suppression
1MAC059074-MB A
Section 8
Measurement functions
615 series ANSI
915
Technical Manual
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