after binding site ssl issues ERR_CONNECTION_REFUSED, why?

On startssl.com I received a certificate. Nginx set up as follows:

server {
   listen 80;
   server_name ***;
    location / {
        root /usr/html/***;
        index  index.html index.htm;
    }
 return 301 https://***$request_uri;
}

server {
   listen 433 ssl;
   server_name ***;

    ssl_certificate      /etc/ssl/nginx/***.pem;
    ssl_certificate_key  /etc/ssl/nginx/***.key;

    location / {
        root /usr/html/***;
        index  index.html index.htm;
    }

}

When you attempt to visit the site of the browser issues:ERR_CONNECTION_REFUSED

What is my problem?

How to solve my problem?