samovar
A metal, Russian urn used for heating water for making tea.
The tea urn was always on for the workers
A metal urn with a spigot, used to boil water for tea and traditionally having a chimney and heated by coals. =D
A typical tea urn would take 2-3 kW and the kVA would be the same.
The best material to look for when buying a tea urn is steel. The steel is a great metal that if shaped right can contain heat and make your tea produce faster than an aluminium urn.
A tea urn is a heated metal container, used for heating large amounts of water, or brewing large amounts of tea. They are well known in the catering trade for serving precisely this purpose.
a kettle
samovar
In Russia it is called a samovar.
8.5 liters is 8500 milliliters, divide that by 250 and you get 4 per liter and 34 for your urn.
A russian teapot is called a samovar
A big kettle, to make a lot of tea, is called an urn