water mist Flashcards
1
Q
function of water mist
A
provide coverage of water mist to extinguish or suppress a fire to a manageable size
reduce temp of compartment
2
Q
system code for water mist
A
wff
3
Q
water mist supply’s to
A
engine room
naval store after dome
port or stbd switchboard room
dg compartment
man room flat
4
Q
switchboard room difference for water mist
A
u can use the solenoid selector valves to decide either port or starboard so we don’t lose both sides
5
Q
operating parameters of water mist
A
northern supply is at 276 bar
water inlet supply pressure is 2-4 bar
gas pump discharge pressure is 80 bar
water must tank 3600 litres filled to 95%
6
Q
who operates water mist
A
epo
7
Q
components of water mist
A
nitrogen supply
water mist tank
gas pumps
pipe work to and from
compartments
outlet nozzles
