EarthingTransformerMV

Medium-voltage earthing transformer with grounding configuration.

Supports neutral grounding system analysis with configurable earthing impedance and zero-sequence parameters for earth fault studies in balanced three-phase MV distribution networks.

Inherits from: ExtrasNotesMixin, HasPresentationsMixin, IconMixin

Import

from pyptp.elements.mv import EarthingTransformerMV

Properties

Property	Type	Required	Default	Description
general	General	Yes	-
presentations	list[ElementPresentation]	No	[]
type	EarthingTransformerType | None	No	None
icon	pyptp.elements.mixins.Icon | None	No	None
extras	list[Extra]	No	[]
notes	list[Note]	No	[]

EarthingTransformerType

Earthing Transformer type properties.

Property	Type	Required	Default	Description
r0	float	No	0.0
x0	float	No	0.0

General

Core electrical and operational properties for MV earthing transformers.

Encompasses connection node, earthing impedance, power reference, and type specification for grounding analysis.

Property	Type	Required	Default	Description
node	Guid	No	Guid('00000000-0000-0000-00...
guid	Guid	No	(auto UUID)
creation_time	float	No	0.0
mutation_date	int	No	0
revision_date	int	No	0
variant	bool	No	False
name	str	No	""
switch_state	bool	No	True
field_name	str	No	""
failure_frequency	float	No	0.0
repair_duration	float	No	0.0
maintenance_frequency	float	No	0.0
maintenance_duration	float	No	0.0
maintenance_cancel_duration	float	No	0.0
not_preferred	bool	No	False
pref	float	No	0.0
earthing	bool	No	False
re	float	No	0.0
xe	float	No	0.0
earthing_node	pyptp.elements.element_utils.Guid | None	No	None
type	str	No	""

Referenced Types

Icon

Optional icon displayed near a network element in diagrams.

A short text in a shaped background (configurable color, shape, size).

Defined in pyptp.elements.mixins

Property	Type	Required	Default	Description
text	str	No	""
text_color	DelphiColor	No	"$000000"
background_color	DelphiColor	No	"$000000"
shape	int	No	0
size	int	No	0