Standard No.:	DL 451-1991
English Name:	Circular telecontrol protocol
Chinese Name:	循环式远动规约
Chinese Classification:	F21    Electric power system
Professional Classification:	DL    Professional Standard - Electricity
Source Content Issued by:	MOE
Issued on:	1991-11-4
Implemented on:	1992-5-1
Status:	abolished
Abolished on:	2015-01-14
Superseding:	公告：国家能源局公告 2015年第1号
Target Language:	English
File Format:	PDF
Word Count:	6000 words
Translation Price(USD):	180.0
Delivery:	via email in 1~3 business day

本标准规定了电网数据采集与监控系统中循环式远动规约的功能、帧结构、信息字结构和传输规则等。
本标准适用于点对点的远动通道结构及以循环字节同步方式传送远动信息的远动设一备与系统。本标准还适用于调度所间以循环式远动规约转发实时远动信息的系统。