JB/T 4258-1999 English PDF

US$249.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
JB/T 4258-1999: Explosion-proof terminal box

JB/T 4258: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JB/T 4258-1999	249	Add to Cart	3 days	Explosion-proof terminal box
JB 4258-1986	RFQ	ASK	3 days	(Chinese Industry Standard)	Obsolete

Similar standards

GB/T 3836.8   GB/T 3836.4   GB/T 3836.9   JB/T 8739   JB/T 6749   JB/T 4002   

Basic data

Standard ID: JB/T 4258-1999 (JB/T4258-1999)
Description (Translated English): Explosion-proof terminal box
Sector / Industry: Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard: K35
Word Count Estimation: 7,755
Date of Issue: 1999-08-06
Date of Implementation: 2000-01-01
Older Standard (superseded by this standard): JB 4258-1986
Quoted Standard: GB/T 2423.4-1993; GB 3836.1-1983; GB 3836.2-1983; GB/T 4942.2-1993; GB 9969.1-1998; GB/T 14048.1-1993; JB/T 3139-1991
Summary: This standard specifies: flameproof junction box (hereinafter referred to as junction boxes) product classification, requirements, test methods, inspection rules signs, instructions, packaging, transport and storage content. This standard applies to: junction box the design, manufacture and testing of the junction box for the rated working voltage up to 1140V, rated current up to 500A-plant and coal mine explosive atmospheres, as wires, cables, wiring purposes.

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