diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant1.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant1.java
index 25e4e3eb..a308c8c9 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant1.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant1.java
@@ -48,4 +48,9 @@ public class GT_MetaTileEntity_OreDrillingPlant1 extends GT_MetaTileEntity_OreDr
     protected int getMinTier() {
         return 2;
     }
+
+    @Override
+    protected int getBaseProgressTime() {
+        return 960;
+    }
 }
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant2.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant2.java
index 2b161fe4..2180f161 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant2.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant2.java
@@ -48,4 +48,9 @@ public class GT_MetaTileEntity_OreDrillingPlant2 extends GT_MetaTileEntity_OreDr
     protected int getMinTier() {
         return 3;
     }
+
+    @Override
+    protected int getBaseProgressTime() {
+        return 800;
+    }
 }
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant3.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant3.java
index 1be6391f..e9d50765 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant3.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant3.java
@@ -48,4 +48,9 @@ public class GT_MetaTileEntity_OreDrillingPlant3 extends GT_MetaTileEntity_OreDr
     protected int getMinTier() {
         return 4;
     }
+
+    @Override
+    protected int getBaseProgressTime() {
+        return 640;
+    }
 }
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant4.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant4.java
index 55fc1ef7..397692bd 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant4.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlant4.java
@@ -48,4 +48,9 @@ public class GT_MetaTileEntity_OreDrillingPlant4 extends GT_MetaTileEntity_OreDr
     protected int getMinTier() {
         return 5;
     }
+
+    @Override
+    protected int getBaseProgressTime() {
+        return 480;
+    }
 }
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlantBase.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlantBase.java
index 3d8dbb02..f308d37b 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlantBase.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OreDrillingPlantBase.java
@@ -161,20 +161,9 @@ public abstract class GT_MetaTileEntity_OreDrillingPlantBase extends GT_MetaTile
     private void setElectricityStats() {
         this.mEfficiency = getCurrentEfficiency(null);
         this.mEfficiencyIncrease = 10000;
-        //T1 = 12; T2 = 48; T3 = 192; T4 = 768
-        this.mEUt = 3 * (1 << (getMinTier() << 1));
-        //T1 = 960; T2 = 480; T3 = 240; T4 = 120
-        this.mMaxProgresstime = (isPickingPipes ? 80 : 1920) / (1 << getMinTier());
-
-        long voltage = getMaxInputVoltage();
-        long overclockEu = V[Math.max(1, GT_Utility.getTier(voltage)) - 1];
-        while (this.mEUt <= overclockEu) {
-            this.mEUt *= 4;
-            this.mMaxProgresstime /= 2;
-        }
-
-        this.mEUt = -this.mEUt;
-        this.mMaxProgresstime = Math.max(1, this.mMaxProgresstime);
+        int overclock = 1 << GT_Utility.getTier(getMaxInputVoltage()) - 1;
+        this.mEUt = -12 * overclock * overclock;
+        this.mMaxProgresstime = (isPickingPipes ? 80 : getBaseProgressTime()) / overclock;
     }
 
     private ItemStack[] getOutputByDrops(ArrayList<ItemStack> oreBlockDrops) {
@@ -407,6 +396,9 @@ public abstract class GT_MetaTileEntity_OreDrillingPlantBase extends GT_MetaTile
 
     protected abstract int getMinTier();
 
+    //returns theroretical progress time for LV energy hatch
+    protected abstract int getBaseProgressTime();
+
     protected String[] getDescriptionInternal(String tierSuffix) {
         String casings = getCasingBlockItem().get(0).getDisplayName();
         return new String[]{