diff --git a/csharp/Lib/Units/Composite/Ac3Bus.cs b/csharp/Lib/Units/Composite/Ac3Bus.cs
index 82c2068ed..2301c1d97 100644
--- a/csharp/Lib/Units/Composite/Ac3Bus.cs
+++ b/csharp/Lib/Units/Composite/Ac3Bus.cs
@@ -1,7 +1,9 @@
 
+using System.Collections;
+
 namespace InnovEnergy.Lib.Units.Composite;
 
-public record Ac3Bus
+public record Ac3Bus : IReadOnlyList<AcPhase>
 {
     public required AcPhase   L1        { get; init; }
     public required AcPhase   L2        { get; init; }
@@ -17,4 +19,23 @@ public record Ac3Bus
         L2 = AcPhase.Zero,
         L3 = AcPhase.Zero,
     };
+
+    public IEnumerator<AcPhase> GetEnumerator()
+    {
+        yield return L1;
+        yield return L2;
+        yield return L3;
+    }
+
+    IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();
+
+    public Int32 Count => 3;
+
+    public AcPhase this[Int32 index] => index switch
+    {
+        0 => L1,  // it's retarded
+        1 => L2,
+        2 => L3,
+        _ => throw new ArgumentOutOfRangeException(nameof(index))
+    };
 }   
\ No newline at end of file
diff --git a/csharp/Lib/Units/Generator/Average.cs b/csharp/Lib/Units/Generator/Average.cs
deleted file mode 100644
index 6ec0c6ad5..000000000
--- a/csharp/Lib/Units/Generator/Average.cs
+++ /dev/null
@@ -1,11 +0,0 @@
-
-// ReSharper disable once CheckNamespace
-namespace InnovEnergy.Lib.Units;
-
-public readonly struct Average
-{
-    public Average(Double value) => throw new NotImplementedException();
-    public Double Value => throw new NotImplementedException();
-    
-    public static Average operator |(Average left, Average right) => new((left.Value + right.Value)  / 2);
-}
\ No newline at end of file
diff --git a/csharp/Lib/Units/Generator/Operators.cs b/csharp/Lib/Units/Generator/Operators.cs
deleted file mode 100644
index 1c28c9427..000000000
--- a/csharp/Lib/Units/Generator/Operators.cs
+++ /dev/null
@@ -1,51 +0,0 @@
-using System.Diagnostics.CodeAnalysis;
-using InnovEnergy.Lib.Utils;
-
-// ReSharper disable once CheckNamespace
-namespace InnovEnergy.Lib.Units;
-
-[SuppressMessage("ReSharper", "CompareOfFloatsByEqualityOperator")]
-public readonly struct Operators 
-{
-    public static String Unit   => throw new NotImplementedException();
-    public static String Symbol => throw new NotImplementedException();
-
-    #if !HAS_CONSTRUCTOR
-    public Operators(Double value) => Value = value;    
-    #endif
-
-    public Double Value { get; }
-    public override String ToString() => Value.RoundToSignificantDigits(Units.DisplaySignificantDigits) + Unit;
-    
-    // scalar multiplication 
-  
-    public static Operators operator *(Double scalar, Operators t) => new Operators(scalar * t.Value);
-    public static Operators operator *(Operators t, Double scalar) => new Operators(scalar * t.Value);
-    public static Operators operator /(Operators t, Double scalar) => new Operators(t.Value / scalar);
-    
-    // addition
-     
-    public static Operators operator +(Operators left, Operators right) => new Operators(left.Value + right.Value);
-    public static Operators operator -(Operators left, Operators right) => new Operators(left.Value - right.Value);
-    public static Operators operator -(Operators t) => new Operators(-t.Value);
-    
-    // compare
-
-    public static Boolean operator ==(Operators left, Operators right) => left.Value == right.Value;
-    public static Boolean operator !=(Operators left, Operators right) => left.Value != right.Value;
-    public static Boolean operator > (Operators left, Operators right) => left.Value >  right.Value;
-    public static Boolean operator < (Operators left, Operators right) => left.Value <  right.Value;
-    public static Boolean operator >=(Operators left, Operators right) => left.Value >= right.Value;
-    public static Boolean operator <=(Operators left, Operators right) => left.Value <= right.Value;
-
-    // conversion
-
-    public static implicit operator Operators(Double d) => new Operators(d);
-
-    // equality
-
-    public Boolean Equals(Operators other) => Value == other.Value;
-    public override Boolean Equals(Object? obj) => obj is Operators other && Equals(other);
-    public override Int32 GetHashCode() => Value.GetHashCode();
-    
-}
\ No newline at end of file
diff --git a/csharp/Lib/Units/Generator/Parallel.cs b/csharp/Lib/Units/Generator/Parallel.cs
deleted file mode 100644
index 942cb416e..000000000
--- a/csharp/Lib/Units/Generator/Parallel.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using System.Diagnostics.CodeAnalysis;
-
-// ReSharper disable once CheckNamespace
-namespace InnovEnergy.Lib.Units;
-
-public readonly struct Parallel
-{
-    public Parallel(Double value) => throw new NotImplementedException();
-    public Double Value => throw new NotImplementedException();
-    
-    public static Parallel operator |(Parallel left, Parallel right) => new((left.Value * right.Value) / (left.Value + right.Value));
-}
\ No newline at end of file
diff --git a/csharp/Lib/Units/Generator/Sum.cs b/csharp/Lib/Units/Generator/Sum.cs
deleted file mode 100644
index 30b06abff..000000000
--- a/csharp/Lib/Units/Generator/Sum.cs
+++ /dev/null
@@ -1,11 +0,0 @@
-
-// ReSharper disable once CheckNamespace
-namespace InnovEnergy.Lib.Units;
-
-public readonly struct Sum
-{
-    public Sum(Double value) => throw new NotImplementedException();
-    public Double Value => throw new NotImplementedException();
-    
-    public static Sum operator |(Sum left, Sum right) => new(left.Value + right.Value);
-}
\ No newline at end of file
diff --git a/csharp/Lib/Units/Power/AcPower.cs b/csharp/Lib/Units/Power/AcPower.cs
deleted file mode 100644
index d1aadbc7f..000000000
--- a/csharp/Lib/Units/Power/AcPower.cs
+++ /dev/null
@@ -1,8 +0,0 @@
-namespace InnovEnergy.Lib.Units.Power;
-
-public abstract class AcPower : Power
-{
-    protected AcPower(Double value) : base(value)
-    {
-    }
-}
\ No newline at end of file
diff --git a/csharp/Lib/Units/Power/ActivePower.cs b/csharp/Lib/Units/Power/ActivePower.cs
index 0fb663a80..0c418850f 100644
--- a/csharp/Lib/Units/Power/ActivePower.cs
+++ b/csharp/Lib/Units/Power/ActivePower.cs
@@ -1,7 +1,7 @@
 namespace InnovEnergy.Lib.Units.Power;
 
 
-public sealed class ActivePower : AcPower
+public sealed class ActivePower : Power
 {
     public override String Symbol => "W";
 
@@ -13,7 +13,5 @@ public sealed class ActivePower : AcPower
     public static implicit operator Double(ActivePower d) => d.Value;
     
     public static ActivePower operator -(ActivePower d) => -d.Value;
-    
-    
 }
 
diff --git a/csharp/Lib/Units/Power/ApparentPower.cs b/csharp/Lib/Units/Power/ApparentPower.cs
index 7704929ea..51038a742 100644
--- a/csharp/Lib/Units/Power/ApparentPower.cs
+++ b/csharp/Lib/Units/Power/ApparentPower.cs
@@ -1,6 +1,6 @@
 namespace InnovEnergy.Lib.Units.Power;
 
-public sealed class ApparentPower : AcPower
+public sealed class ApparentPower : Power
 {
     public override String Symbol => "VA";
 
diff --git a/csharp/Lib/Units/Power/ReactivePower.cs b/csharp/Lib/Units/Power/ReactivePower.cs
index ee6bb35cd..d94005600 100644
--- a/csharp/Lib/Units/Power/ReactivePower.cs
+++ b/csharp/Lib/Units/Power/ReactivePower.cs
@@ -1,6 +1,6 @@
 namespace InnovEnergy.Lib.Units.Power;
 
-public sealed class ReactivePower : AcPower
+public sealed class ReactivePower : Power
 {
     public override String Symbol => "var";