TB #12 Automatic Sprinkler System

Question 1

Pump operators should then deliver __ to inlet if no fire is showing

Answer 1

100 psi

Question 2

If it is obvious that a fire is in progress, pump pressure should be increased to __

Answer 2

150 psi

Question 3

Information on sprinklers buildings in district can be obtained from the __

Answer 3

F-316s

Question 4

Junior systems are for light hazard occupancies where not over __ or __ sprinklers are likely to operate

Answer 4

Three, four

Question 5

Junior system is connected directly to the service water supply through a__ brass pipe and electric water flow alarm. There is no fire department connection or drain valve

Answer 5

One-inch

Question 6

Junior system itself is a loop of __ or __ of copper tubing fitted with a small orifice (__) sprinklers

Answer 6

Three-fourths of an inch, one inch, one-fourth of an inch or three-eighths of an inch

Question 7

Junior system sprinklers will discharge about __ as much water as the standard one-half inch sprinkler

Answer 7

One-half

Question 8

Junior system sprinklers are distinguished by a __

Answer 8

Pintle extending beyond the center of the deflector