EasyManua.ls Logo

NMFIRE NFPA20 - 4.1.2 Pressure Tank (if install)

Default Icon
62 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
40
pressure drops, the tank should be replenished in time to avoid its normal use
5. The maximum working pressure of the pressure tank shall be consistent with the
pre-filling pressure indicated on the tank body, If the pre-charging pressure is changed
due to the need of use, the maximum working pressure will change accordingly.
Basically, the following rules are followed: if the pre-charging pressure decreases, the
maximum working pressure will decrease accordingly. The decrease value shall be
calculated, the maximum working pressure is constant when the pre-charge pressure
increases.
No.
Remark
1
Air charging port
2
Pressure gauge
When confirming the normal operation of the jockey pump and the pressure tank without
external pressure, the pressure inside the tank is 4bar, open the connection valve between
the pressure stabilizing tank and the fire pipeline.

Table of Contents