PHP и FTP Opening BINARY mode data connection for

<?php
 
    define("num_regions",86); //num of regions in RF
    $ftp_server = "ftp.zakupki.gov.ru";
    $ftp_user_name = $ftp_user_pass = "free";
 
    $conn_id = ftp_connect($ftp_server) or die("Can not connect to $ftp_server"); 
 
    if (!ftp_login($conn_id, $ftp_user_name, $ftp_user_pass)) {
        echo "Can not login by $ftp_user_name\n";
        exit(1);
    }
    
    ftp_pasv($conn_id, true);
 
    ftp_chdir($conn_id, "/fcs_regions/");
 
    $regions = ftp_nlist($conn_id, ".");
    
    array_splice($regions, num_regions); //take only folders for regions. There's still some - what I've found (the old sample , probably)
    
    chdir('../../tmp/'); //folder for download
 
    $zip = new ZipArchive;
 
    foreach ($regions as $region) {
        
        ftp_chdir($conn_id, $region."/notifications/currMonth/");
        mkdir($region); //create folder for region
        chdir($region); //go to folder for region
        echo $region."\n";      
 
        $notifications = ftp_nlist($conn_id, ".");
 
        foreach ($notifications as $notification) {
            if(ftp_get($conn_id, $notification, $notification, FTP_BINARY)){
                $dir = substr($notification,0,strlen($notification)-7); //folder for contracts from downloaded file
                mkdir($dir);
                if ($zip->open($notification)) {
                    $zip->extractTo($dir);
                    $zip->close();
                } else {
                    echo "Ошибка $notification";
                }       
            }
            unlink($notification); //delete downloaded file 
        }
        echo "end $region\n";
        chdir("../");  
        ftp_chdir($conn_id, "../../../");
    }
 
    ftp_close($conn_id);
 
?>