Pow3r: stage 1 (#4208)

Co-authored-by: 20kdc <asdd2808@gmail.com>

Content.Server/ParticleAccelerator/EntitySystems/ParticleAcceleratorPowerBoxSystem.cs

@@ -0,0 +1,27 @@
+using Content.Server.ParticleAccelerator.Components;
+using Content.Server.Power.EntitySystems;
+using JetBrains.Annotations;
+using Robust.Shared.GameObjects;
+
+namespace Content.Server.ParticleAccelerator.EntitySystems
+{
+    [UsedImplicitly]
+    public class ParticleAcceleratorPowerBoxSystem : EntitySystem
+    {
+        public override void Initialize()
+        {
+            base.Initialize();
+
+            SubscribeLocalEvent<ParticleAcceleratorPowerBoxComponent, PowerConsumerReceivedChanged>(
+                PowerBoxReceivedChanged);
+        }
+
+        private static void PowerBoxReceivedChanged(
+            EntityUid uid,
+            ParticleAcceleratorPowerBoxComponent component,
+            PowerConsumerReceivedChanged args)
+        {
+            component.Master!.PowerBoxReceivedChanged(args);
+        }
+    }
+}