Standard No.:	JB/T 7476-2007
English Name:	Test method of noise emitted by office equipments
Chinese Name:	办公设备噪声测试方法
Chinese Classification:	N47    Micro and copier machinery
Professional Classification:	JB    Professional Standard - Machinery
ICS Classification:	37.100.01 37.100.01    Graphic technology in general 37.100.01
Issued by:	National Technical Committee on Oil Drill Engineering Standardization
Issued on:	2007-10-8
Implemented on:	2008-3-1
Status:	to be superseded
Superseded by:	JB/T 7476-2024 Test method of noise emitted by office equipments
Superseded on:	2025-5-1
Superseding:	JB/T 7476-1994
Language:	English
File Format:	PDF
Word Count:	5000 words
Price(USD):	150.00
Delivery:	via email in 1~3 business day

本标准规定了在包络办公设备的假想测量表面上测量A声级，并通过计算求得A声功率级的工程法（准工程法）和简易法噪声测试方法：在操作者或旁观者位置的A声级测量并求得等效连续A声级。本标准适用于办公设备（包括模拟式静电复印机、数字式静电复印机及打印、传真、复印多功能设备、激光打印机、传真机、重氮复印机、办公用小胶印机、数字式一体化速印机、油印机等）的噪声测量。对具体类型机器噪声的测量应按本标准进行选择，必要时可对其特殊要求做相应的具体规定。