id SunSpec model identifier; fixed value 702 for DER Capacity. | ••• | ••• | ••• | | R |
l Model block length in Modbus registers. | ••• | ••• | ••• | | R |
wmaxrtg Maximum active power rating at unity power factor, watts. | ••• | ••• | ••• | W | R |
wovrextrtg Active power rating at specified over-excited power factor, watts. | ••• | ••• | ••• | W | R |
wovrextrtgpf Specified over-excited power factor for wovrextrtg rating. | ••• | ••• | ••• | | R |
wundextrtg Active power rating at specified under-excited power factor, watts. | ••• | ••• | ••• | W | R |
wundextrtgpf Specified under-excited power factor for wundextrtg rating. | ••• | ••• | ••• | | R |
vamaxrtg Maximum apparent power rating, volt-amperes. | ••• | ••• | ••• | VA | R |
varmaxinjrtg Maximum injected reactive power rating, vars. | ••• | ••• | ••• | Var | R |
varmaxabsrtg Maximum absorbed reactive power rating, vars. | ••• | ••• | ••• | Var | R |
wchartemaxrtg Maximum active power charge rate rating, watts. | ••• | ••• | ••• | W | R |
wdischartemaxrtg Maximum active power discharge rate rating, watts. | ••• | ••• | ••• | W | R |
vachartemaxrtg Maximum apparent power charge rate rating, volt-amperes. | ••• | ••• | ••• | VA | R |
vadischartemaxrtg Maximum apparent power discharge rate rating, volt-amperes. | ••• | ••• | ••• | VA | R |
vnomrtg AC nominal voltage rating, volts. | ••• | ••• | ••• | V | R |
vmaxrtg AC maximum voltage rating, volts. | ••• | ••• | ••• | V | R |
vminrtg AC minimum voltage rating, volts. | ••• | ••• | ••• | V | R |
amaxrtg Maximum AC current rating, amperes. | ••• | ••• | ••• | A | R |
pfovrextrtg Power factor rating at over-excited operating condition. | ••• | ••• | ••• | | R |
pfundextrtg Power factor rating at under-excited operating condition. | ••• | ••• | ••• | | R |
reactsusceptrtg Reactive susceptibility rating, siemens. | ••• | ••• | ••• | S | R |
noropcatrtg Normal operating performance category per IEEE 1547-2018, enumerated. | ••• | ••• | ••• | | R |
abnopcatrtg Abnormal operating performance category per IEEE 1547-2018, enumerated. | ••• | ••• | ••• | | R |
ctrlmodes Bitmask of supported control mode functions, e.g. volt-var, watt-var. | ••• | ••• | ••• | | R |
intislandcatrtg Rated intentional islanding capability; true if islanding is supported. | ••• | ••• | ••• | | R |
wmax Active power limit setpoint, adjusts maximum active power, watts. | ••• | ••• | ••• | W | R/W |
wmaxovrext Active power setpoint at over-excited power factor, watts. | ••• | ••• | ••• | W | R/W |
wovrextpf Over-excited power factor setpoint corresponding to wmaxovrext. | ••• | ••• | ••• | | R/W |
wmaxundext Active power setpoint at under-excited power factor, watts. | ••• | ••• | ••• | W | R/W |
wundextpf Under-excited power factor setpoint corresponding to wmaxundext. | ••• | ••• | ••• | | R/W |
vamax Apparent power limit setpoint, volt-amperes. | ••• | ••• | ••• | VA | R/W |
varmaxinj Maximum reactive power injection setpoint, vars. | ••• | ••• | ••• | Var | R/W |
varmaxabs Maximum reactive power absorption setpoint, vars. | ••• | ••• | ••• | Var | R/W |
wchartemax Maximum active power charge rate setpoint, watts. | ••• | ••• | ••• | W | R/W |
wdischartemax Maximum active power discharge rate setpoint, watts. | ••• | ••• | ••• | W | R/W |
vachartemax Maximum apparent power charge rate setpoint, volt-amperes. | ••• | ••• | ••• | VA | R/W |
vadischartemax Maximum apparent power discharge rate setpoint, volt-amperes. | ••• | ••• | ••• | VA | R/W |
vnom AC nominal voltage setpoint, volts. | ••• | ••• | ••• | V | R/W |
vmax AC maximum voltage setpoint, volts. | ••• | ••• | ••• | V | R/W |
vmin AC minimum voltage setpoint, volts. | ••• | ••• | ••• | V | R/W |
amax Maximum AC current setpoint, amperes. | ••• | ••• | ••• | A | R/W |
pfovrext Over-excited power factor setpoint for active power rating. | ••• | ••• | ••• | | R/W |
pfundext Under-excited power factor setpoint for active power rating. | ••• | ••• | ••• | | R/W |
intislandcat Intentional islanding capability setpoint; enables or disables islanding. | ••• | ••• | ••• | | R/W |
w_sf Scale factor applied to all active power (W) register values. | ••• | ••• | ••• | | R |
pf_sf Scale factor applied to all power factor register values. | ••• | ••• | ••• | | R |
va_sf Scale factor applied to all apparent power (VA) register values. | ••• | ••• | ••• | | R |
var_sf Scale factor applied to all reactive power (var) register values. | ••• | ••• | ••• | | R |
v_sf Scale factor applied to all voltage (V) register values. | ••• | ••• | ••• | | R |
a_sf Scale factor applied to all current (A) register values. | ••• | ••• | ••• | | R |
s_sf Scale factor applied to reactive susceptibility (S) register values. | ••• | ••• | ••• | | R |