**Parameter**;**Datatype**;**Value Range**;**Explanation** name;string;;name of the bus vn_kv*;float;:math:`>` 0;rated voltage of the bus [kV] type;string;"| naming conventions: | *""n""* - node | *""b""* - busbar | *""m""* - muff";type variable to classify buses zone;string;;can be used to group buses, for example network groups / regions max_vm_pu**;float;:math:`>` 0;Maximum voltage min_vm_pu**;float;:math:`>` 0;Minimum voltage in_service*;boolean;True / False;specifies if the bus is in service.