ArcGIS Pro 2.8 API Reference Guide
Tier Class
Members 

ArcGIS.Core.Data.UtilityNetwork Namespace : Tier Class
Tiers demarcate a logical level within a network. E.g., in an electric distribution network, there may be Subtransmission, MediumVoltage and LowVoltage tiers.
Object Model
Tier ClassDomainNetwork ClassTierGroup ClassTraceConfiguration Class
Syntax
public sealed class Tier 
Public NotInheritable Class Tier 
Inheritance Hierarchy

System.Object
   ArcGIS.Core.Data.UtilityNetwork.Tier

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

Tier Members
ArcGIS.Core.Data.UtilityNetwork Namespace