This standard applies to valves such as water taps, pressure reducing valves, and relief valves, residential piping units, electric drinking water coolers, hot water storage type electric water heaters, and gas water heating equipment. This standard specifies the testing method for the cold resistance performance of water supply equipment such as petroleum water heaters that are designed for cold regions.
JIS S 3200-2:1997 history
1997JIS S 3200-2:1997 Equipment for water supply service -- Test method of low temperature resistant