Safety requirements for electrical facilities and equipment configuration?

The safety requirements of electrical facilities and equipment configuration are very important. Requirements are formulated for higher construction quality, and high standards are required to ensure better use. Zhong Da Consulting will explain to you the safety requirements of electrical facilities and equipment configuration.

1, power supply

1. 1 The power inlet of the hotel should have two high-voltage lines from different high-voltage distribution stations.

1.2 In order to ensure the power supply of important loads, the hotel must set diesel generator set as emergency standby power supply. When the city power grid fails, the generator must be started immediately and put into normal load operation within 15 minutes. The capacity of diesel generator set shall meet the power consumption requirements of the following important loads: fire fighting, security, domestic water pump, all or part of passenger elevators, kitchen power supply, dining room lighting, boiler room, guest room lighting (at least one lamp), telephone exchange, cable TV room, computer room, cold storage (general warehouse), etc.

2. Lighting system

2. 1 Lighting switches in dangerous goods warehouses such as gas rooms and daily fuel tanks shall be explosion-proof products.

2.2 The lighting control switches in the public lobby, lobby, lounge, stairwell, public walkway, guest room walkway, outdoor courtyard, fire stairs and lobby, evacuation corridor, basement walkway and other non-enclosed places of the hotel should be set at the service desk (main service desk or corresponding service desk) for centralized control.

3, broadcast sound system:

Cable broadcasting system should also be used as fire emergency broadcasting, and the system should be determined according to the requirements of fire emergency broadcasting. Fire emergency broadcast must be able to automatically cut to all areas and play.

4. Telephone system:

In order to meet the needs of hotel room management and passengers, it should provide room control, message center, room status, do not disturb, automatic wake-up, integrated voice and data system functions, and can be connected with the platform of hotel management system.

5. Cable TV system:

Because the receiving antenna of satellite TV system is installed at the highest part of the hotel building, it increases the risk of being struck by lightning, so lightning protection measures should be taken.

6, automatic fire alarm system:

6. 1 The fire emergency broadcast must be able to switch to each guest room in case of fire, and the speaker should be installed on the ceiling at the entrance.

6.2 Boiler room, high and low voltage distribution room, transformer room and generator room shall be equipped with automatic gas fire extinguishing devices.

6.3 Telephone exchange room and computer room shall be equipped with suspended automatic gas fire extinguisher or automatic gas fire extinguishing device.

6.4 The fire doors leading from the fire stairs on each floor to the outside of the hotel must have the functions of local alarm and control room alarm.

6.5 The smoke detector in the guest room shall provide the address code.

7, computer network system:

7. 1 Hotel computer management system includes the following business scope:

Front desk business management, restaurant business guidance and management, warehouse management, passenger information management, telephone service management, equipment operation monitoring and management, etc.

7.2 The power supply reliability of the computer room is high, and a static AC uninterruptible power supply device should be set.

7.3 When the computer room is used, non-computer management personnel are prohibited from entering; It should not be adjacent to or connected to guest rooms, restaurants, kitchens, elevators or water storage tanks.

8, security system:

8. 1 Set CCTV monitoring equipment at the main service desk, foreign exchange office, main entrances and exits, main passages, main public places, important computer rooms and valuables storage places.

8.2 CCTV monitoring system should be linked with alarm system and access control management system. Once the alarm is given, the central monitoring system sends out a linkage signal, and the relevant lens of the closed-circuit television monitoring system is used to record the abnormal situation.

9. Guest room:

9. 1 power supply:

1) Each guest room should have two power supplies: a normal power supply and an emergency power supply.

2) Each guest room should have an independent distribution box, and the distribution line of electrical equipment should be equipped with a leakage protector with overvoltage and undervoltage protection function.

9.2 Lamps and sockets:

1) The lamps on the ceiling of the bathroom should have waterproof covers.

2) All power outlets shall use two-hole and three-hole safety duplex panels with switches; For all kinds of sockets except the rated voltage of 220V, the voltage level should be indicated on the panel or different jack types should be adopted.

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