YD/T 991-2012 in English

SUPERSEDED

Limits and methods of measurement for electromagnetic compatibility of communication instruments

Issued on:2012-12-28
Implemented on:2013-03-01
File Format:PDF
Delivery:Via email within 1~3 business days

Price(USD)： $180.00
$175.00

Standard No:	YD/T 991-2012
Document status:	SUPERSEDED
Superseded by:	YD/T 991-2024 Electromagnetic compatibility requirements and measurement methods for communication test equipment
Superseded on:	2024-07-01
Title in English:	Limits and methods of measurement for electromagnetic compatibility of communication instruments
Title in Chinese:	通信仪表的电磁兼容性限值及测量方法
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	2012-12-28
Implemented on:	2013-03-01
Superseding:	YD/T 991-1998 Limits and methods of measurement of electromagnetic compatibility for digital transmission analyzers
Professional Classification:	YD-Telecommunication
Related Keywords:	communication instruments communication instruments scopethis standard measurement methods electromagnetic compatibility communication
Related Topics:	limit value Flux meter yd/t+2437-2012 limit value method limit capacity monitor method value table Magnetic Content Meter instrument value limit a yd/t 2394.2/2012 yd/t2439-2012 yd/t 2394.1-2012 instrument for measuring magnetism High pressure volumetric instrument YD/T 991-2012 electromagnetic compatibility How to measure od value with microplate reader Electromagnetic Numerical Methods Examination Ferroelectric instrument testing principles and methods Convert instrument quantitation limit to method quantification limit Gaussmeter method for measuring motor magnetic flux yd/t 2435-2012

本标准规定了以太网交换机能效参数的评估及测试方法。
本标准适用于以太网交换机设备，包括固定端口交换机和模块化交换机。本标准涉及的以太网交换机不包含无线接口或者无线端口已关闭，同时本标准中只涉及节能参数中的能效参数。

Scope

This standard specifies the electromagnetic compatibility (EMC) requirements for communication instruments, including limits, performance criteria and measurement methods. This standard applies to various types of communication instruments.

More samples: QC/T 942-2021 DL/T 5154-2012 YD/T 3934-2021

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