IS 8884-1978

标准号：IS 8884-1978
发布日期：1979/3/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：1.1 This standard covers installation of electric bells and buzzers covered in IS : 2268-1966* and indicator call system (including time bells), in private dwellings, official buildings, hotels, hospitals, educational installations and factories.1.2 Bells associated with fire alarms, burglar alarms and call system using loudspeakers as sound distributing system are excluded from the scope of this code.