GB 50440-2007 第4.1.1条
| **** | The monitoring center shall be located in a building with a fire resistance rating of not less than Class II and shall be kept away from flammable and explosive areas. For hotel buildings, the monitoring center should be located on the ground floor or the first basement level (it shall not be located on the third basement level or below), and a safety exit leading directly outdoors shall be provided. |