diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RateModelRequestLogic.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RateModelRequestLogic.java
index 50b93434..6dd5ad75 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RateModelRequestLogic.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RateModelRequestLogic.java
@@ -45,7 +45,7 @@ public class RateModelRequestLogic implements ServiceLogic {
         String rateModel = translate(cacheRateModel);
         String skey = "pile:".concat(pileNo).concat(".seqhex");
         String seq = seqHex(skey);
-        String resultStr = "680E".concat(seq).concat("000A").concat(pileNo)
+        String resultStr = "685E".concat(seq).concat("000A").concat(pileNo)
                 .concat(String.format("%04X", rateModelId))
                 .concat(rateModel);
         resultStr = resultStr.concat(CRCCalculator.calcCrc(resultStr));