- Standards of China

YD/T 637-1993
Standard No.:	YD/T 637-1993	Status:	ABOLISHED remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	5500 words	Translation Price:	165 (USD) remind me the price change Email:
Implemented on:	1993-02-01	Delivery:	via email in 1-3 business day
Purchase steps: 1 - Add shopping cart → 2 - My shopping cart → 3 - Login → 4 - Invoice information → 5 - Checkout

Standard No.:	YD/T 637-1993
Chinese Name:	通信用直流-直流交换设备
English Name:
Professional Classification:	M41 Telecommunication power supply equipment
Professional Classification:	YD Professional Standard - Telecommunication
Issued by:
Issued on:	1993-08-17
Implemented on:	1993-02-01
Status:	ABOLISHED
Replace By:	YD/T637-2006 DC-DC Conversion Equiopment for Telecommunication
Replace By Date:	2006-10-01
Target Language:	English
File Format:	PDF
Word Count:	5500 words
Translation Price:	165 (USD)
Delivery:	via email in 1-3 business day

YD/T 637-1993 The following standards are cited：

YD/T 637-1993 Cited by the following standards：