**Parameter**;**Datatype**;**Value Range**;**Explanation**
name;string;;name of the ward equivalent
bus*;integer;;index of connected bus
ps_mw*;float;;constant active power demand [MW]
qs_mvar*;float;;constant reactive power demand [MVar]
pz_mw*;float;;constant impedance active power demand at 1.0 pu [MW]
qz_mvar*;float;;constant impedance reactive power demand at 1.0 pu [MVar]
in_service*;boolean;True / False;specifies if the ward equivalent is in service.