User Manual
Solis US version inverters have Ten working modes:
1. NULL
2. Volt-watt
3. Volt-Var
4. Fixed-PF
5. Reac-power
6. Power-PF
7. VgWatt-UL
6.7.8.1.2 With Rule21 Standard selected
NOTE
The other three working mode"P1-V-Watt","P1-V-Var" and
"P1-V-P&V-Q" are NOT applicable for settings.
Based on Rule21, working mode 1,2,3,4 can be used by grid operator.
1.NULL (Mode Reset)
Description: Inverter is not under any working mode.
2. Volt-Watt
Description: Inverter will change the active output power based on voltage change.
Note: This is the Volt-Watt Setting for Rule21 Standards.
Figure 6.27 Volt-Watt characteristic
No Real Power
Production Zone
0% 106% 108% 110%
Real Power
Reduction Zone
Full Power Production
Capabilities Zone
50%
100%
Active Power
as % of
Nameplate
% Voltage
NOTE
The following modes are for "R21P3-48A".
6. Normal operation
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