ABB DELTAplus Instrucciones De Instalación página 89

Changing VT ratio (Ut – – – –)
(Transformer connected meters only)
Step Action
S
1 Press
Sc
2 Press
S
3 Press
4 Press
Sc
S
5 Press
6 Repeat step 4-5
for the rest of
the digits.
7 Press
LSc
Changing of pulse frequency (P- - - -)
Too high power at a certain pulse frequency can result in that pulses go
into each other. Use the table below to avoid this.
Max. power
3000 MW
300 MW
30 MW
3 MW
300 kW
60 kW
46 kW
30 kW
6 kW
Display shows
x 1 Ct 1
x 1 Ut 1
x 1 Ut – – – 0
x n Ut – – – n
x 1 Ut – – 0 n
Ut nnnn
Max. pulse frequency
transformator connected
0.01 imp/kWh
0.1 imp/kWh
1 imp/kWh
10 imp/kWh
100 imp/kWh
500 imp/kWh
640 imp/kWh
1000 imp/kWh
–
To SET mode.
To VT ratio menu.
Activates SET mode,
hand starts to blink.
Changes the value of the
digit (increased by 1 for
each pressing).
Accepts value and
activates the next digit.
Back to normal mode.
Max. pulse frequency
direct connected
–
–
–
–
100 imp/kWh
500 imp/kWh
640 imp/kWh
1000 imp/kWh
5000 imp/kWh
87
Result