Standard No.:	TB/T 2122-1990
English Name:	DK.SW Type Transceiver for Naked Track Circuit in Railway Grade Crossing
Chinese Name:	DK.SW型道口无绝缘轨道电路收发器
Chinese Classification:	S61    Signal equipment
Professional Classification:	TB    Professional Standard - Railway Transport
Source Content Issued by:	Ministry of Railways
Issued on:	1990-8-20
Implemented on:	1990-12-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	5000 words
Translation Price(USD):	150.0
Delivery:	via email in 1~3 business day

本标准规定了道口无绝缘轨道电路收发器的分类、技术要求、试验方法、检验规则、标志、包装、运输和贮存。
本标准适用于DK·SWB-14型、DK·SWB-20型、DK·SWB-30型和DK·SWB-40型四种收发器。