Composite insulators end fittings

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Composite insulators end fittings

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　　　　　　　　　　　　Europe & Africa :

Middle East Area :

　　　　Oceania & America :

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main parameter

Item			Dongwoo Standard
Electrical ratings	Rated voltage		45kv	35kv	25kv	15kv
	Low frequency dry flashover ovltage test		190kv	170kv	150kv	100kv
	Low frequency dry flashover ovltage test		170kv	140kv	115kv	70kv
	Critical impulse flashover voltage test	Positive	275kv	255kv	235kv	180kv
	Critical impulse flashover voltage test	Negative	370kv	345kv	320kv	260kv
	Radio influence voltage test	Max.voltage test	1μ/(Max)	1μ/(Max)	1μ/(Max)	1μ/(Max)
Mechanical	Failing load test		10,000kgf	10,000kgf	10,000kgf	10,000kgf
Mechanical	Number of sheds		10	8	6	4
Dimensions	Section Length		630mm	540mm	449mm	352mm
	Leakage distance		1100mm	886mm	674mm	445mm
	Mininum arcing distance		2190mm	410mm	320mm	215mm

Composite insulators end fittings
All the end fittings listed in the table below refer to what is stated in IEC61466-1(02-1997)standard.