http://www.ebay.com/itm/32A-Three-Pole-Double-Throw-Knife-Disconnect-Switch-/140804402339
2800 Volts is rather a lot... at 32A = 90kW
http://www.lightupuk.co.uk/index.php?main_page=product_info&cPath=69_563&products_id=2130
http://www.tlc-direct.co.uk/Products/KMT338212I.html?source=adwords&kw=&gclid=CIrngIOWh7YCFUfMtAodMikAGA
Peccavi, March 2013