17
1.3.4.2 Secondary Injection Output Ammeter Ranges (PCU1-SP only)
Unit
Ammeter
range
Accuracy
Trip current
PCU1-SP
10.00A
±0.5%rdg±5d
10.5A
20.00A
±0.5%rdg±5d
21A
100.0A
±0.5%rdg±5d
105A
1.3.4.3 Auxiliary Meter Ranges (PCU1-SP only)
The PCU1-SP has an auxiliary metering input with 300V/5A inputs. This can additionally
measure the phase angle between output current and auxiliary input or the ratio between
output current and auxiliary current.
Auxiliary metering
range
Full scale
Function
RMS
300.0V/5.000A
Accuracy
±0.7%rdg±5d
Displays the RMS voltage or current of the
signal connected to the input
CT polarity
Fwd/Rev
Indicates the polarity of a CT connected
between the current output (primary) and
auxiliary current input (secondary)
CT ratio 5A
5000:5A
Displays the ratio of a 5A CT connected
between the current output (primary) and
auxiliary current input (secondary)
CT ratio 1A
5000:1A
Displays the ratio of a 1A CT connected
between the current output (primary) and
auxiliary current input (secondary)
Phase
-179.9° to +180.0°
Displays the phase angle between the
output current and the voltage or current
connected to the auxiliary input. Only active
if the output current is <10% of the selected
metering range and the auxiliary input is
>0.5A or 20V.
Hz
45.00-99.99Hz
Displays the frequency of the voltage or
current of the signal connected to the input.
Only active if the auxiliary input is >0.5A or
20V.
