diff --git a/pqs-device/common-device-biz/src/main/java/com/njcn/device/biz/utils/COverlimitUtil.java b/pqs-device/common-device-biz/src/main/java/com/njcn/device/biz/utils/COverlimitUtil.java
index fc0599328..8617d29db 100644
--- a/pqs-device/common-device-biz/src/main/java/com/njcn/device/biz/utils/COverlimitUtil.java
+++ b/pqs-device/common-device-biz/src/main/java/com/njcn/device/biz/utils/COverlimitUtil.java
@@ -3,6 +3,7 @@ package com.njcn.device.biz.utils;
 import com.njcn.device.biz.pojo.po.Overlimit;
 import com.njcn.system.enums.DicDataEnum;
 import com.njcn.system.pojo.po.Dic;
+import org.springframework.boot.SpringApplication;
 
 import javax.validation.constraints.NotNull;
 import java.math.BigDecimal;
@@ -260,7 +261,7 @@ public class COverlimitUtil {
             coefficient = 1.9;
         }
         BigDecimal bd = new BigDecimal(iTag * Math.pow((user / supply), (1 / coefficient)));
-        bd = bd.setScale(2, RoundingMode.HALF_UP);
+        bd = bd.setScale(6, RoundingMode.HALF_UP);
         return Double.parseDouble(bd.toString());
     }
 
@@ -286,8 +287,10 @@ public class COverlimitUtil {
         }else if(voltageLevel>=DicDataEnum.KV330.getValue() && voltageLevel<DicDataEnum.KV500.getValue()){
             capValue = 3000;
         }else if(voltageLevel>=DicDataEnum.KV500.getValue() && voltageLevel<DicDataEnum.KV750.getValue()){
-            capValue = 7000;
+            capValue = 4500;
         }else if(voltageLevel>=DicDataEnum.KV750.getValue() && voltageLevel<DicDataEnum.KV1000.getValue()){
+            capValue = 7000;
+        }else if(voltageLevel>=DicDataEnum.KV1000.getValue()){
             capValue = 9000;
         }
         return capValue;
@@ -362,4 +365,12 @@ public class COverlimitUtil {
         }
         return value;
     }
+
+
+    public static void main(String[] args) {
+        System.out.println("sss");
+        float aa = iHarmCalculate(9,500f,10,10,0.002222222222f);
+
+        System.out.println(aa);
+    }
 }