JIS S 3200-4:1997
Equipment for water supply service -- Test method of prevention from back current

Standard No.

JIS S 3200-4:1997

Release Date

1997

Published By

Japanese Industrial Standards Committee (JISC)

Latest

JIS S 3200-4:1997

Scope

This standard stipulates testing methods for the backflow prevention performance of water supply equipment such as water taps, valves such as pressure reducing valves, hot water storage type electric water heaters, gas water heaters, oil water heaters, etc. that have built-in backflow prevention devices. do.

JIS S 3200-4:1997 history

• 1997 JIS S 3200-4:1997 Equipment for water supply service -- Test method of prevention from back current