Standard No.:	JB/T 8972-2011
Chinese Name:	YA、YA-W、YA-WF1系列增安型三相异步电动机（机座号315～450）技术条件
English Name:	Specification of series YA， YA-W and YA-WF1 increased-safety three-phase asynchronous motor（frame size 315 to 450）
Professional Classification:	K25 Explosion-proof electric machine
Professional Classification:	JB Professional Standard - Machinery
ICS Classification:	29.260.20 Electrical apparatus for explosive atmospheres
Issued by:
Issued on:	2011-12-20
Implemented on:	2012-04-01
Status:	VALID
Replace:	JB/T8972-1999 Specification of YA series increased safety three phases asynchronous motor (frame size 315～355)
Target Language:	English
File Format:	PDF
Word Count:
Translation Price:	please email coc@codeofchina.com for quotation
Delivery:	via email in

1 Scope

This standard specifies types, basic parameters and dimensions, technical requirements, test methods and inspection rules and requirements for marking, packaging and warranty period of series YA, YA-W and YA-WF1 increased-safety three-phase asynchronous motor.
This standard is applicable to series YA, YA-W and YA-WF1 increased-safety three-phase asynchronous motor (hereinafter referred to as motor) and used by motors derived from this series for reference.