GB 50242-2002 第4.3.3条
| **** | The installation of box-type fire hydrants shall comply with the following requirements: the hydrant valve outlet shall face outward and shall not be installed on the door-hinge side; the center of the valve outlet shall be 1.1 m above the floor, with a permissible deviation of ±20 mm; the center of the valve shall be 140 mm from the side of the cabinet and 100 mm from the inner rear surface of the cabinet, with a permissible deviation of ±5 mm; the permissible deviation for the verticality of the fire hydrant cabinet installation shall be 3 mm. |