JB/T 9646-1999: Small dry-type transformer for control or luminary

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Scope

This Standard specifies the product classification, technical requirements, test
methods, inspection rules, marking, packaging, transportation and storage of
small dry-type transformers for control or lighting.
This Standard is applicable to the air self-cooling, fixed or mobile, built-in or
other types of, single-phase or multi-phase small dry-type transformers for
control or lighting (hereinafter referred to as transformers), with a rated supply
voltage of not exceeding 1 000V, a rated frequency of 50Hz and an unlimited
rated output capacity. For isolation transformers or electric power transformers,
unless otherwise specified, this Standard shall also be used in reference.
This Standard is not applicable to the mining flameproof dry-type transformers,
liquid dielectric transformers and powdered material transformers.

Basic Data

Standard ID	JB/T 9646-1999 (JB/T9646-1999)
Description (Translated English)	Small dry-type transformer for control or luminary
Sector / Industry	Mechanical and Machinery Industry Standard (Recommended)
Classification of Chinese Standard	K41
Word Count Estimation	14,194
Date of Issue	8/6/1999
Date of Implementation	1/1/2000
Older Standard (superseded by this standard)	ZB K43003-1988
Regulation (derived from)	State-Development-Reform Commission Notice 2008 No. 9