TB 12 Sprinkler Systems Flashcards
1
Q
___% of sprinklers are held in check by sprinkler systems
A
96%
2
Q
Pump operators should deliver ____ psi with no fire showing.
Fire showing ____ psi
A
100
150
3
Q
Junior system - connected directly to the service water supply through a ___
A
One inch brass pipe and electric flow alarm
4
Q
Junior system is a loop of ____ or ____ with copper tubing with a small orifice size
A
3/4 or one inch pipe
Orifice - 1/4 or 3/8 inch sprinkler
5
Q
Junior systems discharge _____ as much water as a regular sprinkler
A
Half
