3 3 .0 4 0 .0 1F 2 1备 案 号 :146 16- 2004RIL中 华 人 民 共 和 国 电 力 行 业 标 准D L / T 8 8 8 一 2 0 0 4 电力调度交换机电力 DTMF 信令规范Electric power system dispatching exchange Specification of DTMF signalling2004- 10- 20 发布2005- 04- 01 实施中华 人 民 共 和 国 国 家 发 展 和 改 革 委 员 会发 布DL / T 8882004目次前言·····················································································································⋯⋯11I范围 ··· ··········‘·············，，······························· ·············，········‘·········· ··················⋯⋯ 12记发器信号 ·········，. ······························································································⋯⋯ I 2.1信 号编码·· ·· ··· ·· ··· ··· ·· ··· ··· ·· ··· ·· ··· ··· ··· ··· ··· ·· ··· ··· ·· ··· ·· ··· · · ··· ··· ··· ··· ··· ·· ··· ··· · ··· ··· ·· ··⋯ ⋯I 2.2信 号单元·‘·· ·· ，·· ·· ··· ·· ··· ·· ··· ·· ·· ··· ··· ·· ··，··· ·· ··· ·· ，，· ··· ·‘··· ··· ··· ·· ···· ，·· ·· ··· ·· ·· ··· ··· ·· ··· ··· ⋯ ⋯ 2 2.3 记发器信号发送顺序 ···········································································⋯⋯，········⋯⋯ 2 2.4强插 、强拆操作 · ·· ··· ··· ‘·· ·· ··· ·· ··· ·· ··· ··· ··· ，·· ··· ··· ·· ··· ·· ··· ·· ··· ··· ··· ··· ··· ··· ··· ·· ··· ，·· ·· ··· ··· ·，··· ⋯ ⋯ 43线路信号 ··，········，···········，········ ·········· ·······“· · ·，·，·· ······，”· ··········· ··· ·············⋯⋯4 3.1 EIM 线 路信号 ·· ·· ··· ·· ··· ··· ··· ·· ··· ·· ···· · ···· ·· ··· ··· ··· ·· ··· ··· ·· ··· ·· ，·· ··· ··· ··· ··· ··· ··· · ··· ··· ·· ···· ·· ··⋯ ⋯4 3.2数字线 路信号 ·· ·· ··· ·· ·· ··· ·· ··· ··‘·· ··· ·· ···· ·· ·，· ··· ··· ·· ·，· ··· ·· ··· ·· ··· ··· ··· ··· ··· ··· ·· ··· ··· ··· ·· ···· ，· ⋯ ⋯7参考文献· . 10DL / T 888 一2004Hii吕 本标准是根据有关交换机信令的技术标准，结合电力系统对电力调度交换机的使用要求编写的。与电力行业标准 DU P 795- 2001 《电力系统数字调度交换机》比较，本标准增加了调.
