Which of the following statements is true concerning the control activators, i.e., pull-handles, push- buttons or levers, for a space protected by a CO2 fixed fire extinguishing system?
A
Two control activators are required when a stop valve is installed in the main discharge line to a space.
B
Only one control activator is required for discharge piping systems designed without a stop valve.
C
An alarm must sound for at least 20 seconds before CO2 is released into a space that is likely to be occupied.
D
All of the above
Loading interactive features...
Question 1 / 205eccef9ebacbc34ba4d46472
Question 1 of 205eccef9ebacbc34ba4d46472
Which of the following statements is true concerning the control activators, i.e., pull-handles, push- buttons or levers, for a space protected by a CO2 fixed fire extinguishing system?
Which of the following statements is true concerning the control activators, i.e., pull-handles, push- buttons or levers, for a space protected by a CO2 fixed fire extinguishing system?