Standard No.:	JB/T 8972-1999
English Name:	Specification of YA series increased safety three phases asynchronous motor (frame size 315 to 355)
Chinese Name:	YA系列增安型三相异步电动机 技术条件(机座号315-355)
Chinese Classification:	K25    Explosion-proof electric machine
Professional Classification:	JB    Professional Standard - Machinery
Source Content Issued by:	State Bureau of Machine Building Industry
Issued on:	1999-08-06
Implemented on:	2000-1-1
Status:	superseded
Superseded by:	JB/T 8972-2011 Specification of series YA, YA-W and YA-WF1 increased-safety three-phase asynchronous motor（frame size 315 to 450）
Superseded on:	2012-4-1
Abolished on:	2012-04-01
Target Language:	English
File Format:	PDF
Word Count:	16500 words
Translation Price(USD):	690.0
Delivery:	via email in 1~5 business day

本标准规定了YA系列增安型三相异步电动机（机座号315～355）的型式，基本参数与尺寸、技术要求、试验规则以及标志、包装的要求。
本标准适用于YA系列增安型三相异步电动机（机座号315～355）（以下简称电动机），凡属本系列电动机派生的各种系列电动机也可参照执行。