diff --git a/src/views/dms/shutReason/index.vue b/src/views/dms/shutReason/index.vue
index e9bfcfa..3a8241c 100644
--- a/src/views/dms/shutReason/index.vue
+++ b/src/views/dms/shutReason/index.vue
@@ -384,6 +384,20 @@ export default {
     /** 删除按钮操作 */
     handleDelete(row) {
       const shutReasonIds = row.shutReasonId || this.ids;
+      // 防止删除固定原因编号 R001
+      if (row && row.reasonCode === 'R001') {
+        this.$modal.msgWarning('原因编号 R001 不允许删除');
+        return;
+      }
+      if (!row && Array.isArray(this.ids) && this.ids.length) {
+        const selectedReasonCodes = this.shutReasonList
+          .filter(item => this.ids.includes(item.shutReasonId))
+          .map(item => item.reasonCode);
+        if (selectedReasonCodes.includes('R001')) {
+          this.$modal.msgWarning('原因编号 R001 不允许删除');
+          return;
+        }
+      }
       const reasonCode = row.reasonCode || this.ids;
       this.$modal.confirm('是否确认删除停机原因信息编号为"' + reasonCode + '"的数据项？').then(function() {
         return delShutReason(shutReasonIds);