<div id="grid"></div>
 <a class="k-button" onclick="selectAndExport()">Select and export</a>
 <script>
        $("#grid").kendoGrid({
            columns: [
                { field: "productName" },
                { field: "category" }
            ],
            dataSource: {
                data: [
                { productName: "Tea", category: "Beverages" },
                { productName: "Coffee", category: "Beverages" },
                { productName: "Ham", category: "Food" },
                { productName: "Bread", category: "Food" }
                ]
            },
            selectable: "multiple, row"
        });

    function selectAndExport() {
        var grid = $("#grid").data("kendoGrid");
          grid.select($('#grid tbody tr').slice(0,2));

        grid.exportSelectedToCSV(true);
    }

 </script>