Vt Ratio (Vt P, Vt S) - ABB D1M 15 User Manual

22 D1M 15 MULTIMETER USER MANUAL

6.4.VT ratio (Vt P, Vt S)

D1M is capable to measure voltage via direct connection up to 300 V (L-N), or via indirect connection by
means of voltage transformers.
In order to configure the voltage transformer ratio, it is needed to enter manually the values of both
primary (Vt P) and secondary (Vt S).
CFG>ISTL>VT
In case of direct insertion without voltage transformers, please set VT ratio as 230/230 (default).
1. When the number of the primary VT is set, press
Button "OK"
2. Use Button "Up" and Button "Down" to select the
magnitude
3. Press button "OK" to confirm the setting of the
primary VT
4. Press button "Down" to go to the setting of the
secondary VT
5. When the number of the secondary VT is set, press
Button "OK"
6. Press button "OK" to confirm the setting of the
secondary VT