Composite insulators and fittings

Composite insulators and fittings

Composite insulators and fittings factory

Product No.: Composite insulators and fittings

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Composite insulators and fittings

Dimensions tolerance acc,to IEC61109

·Main techical parameters

Item			Dongwoo Standard
Electrical ratings	Rated voltage		45kV	35kV	25kV	15kV
	Low frequency dry flashover voltage test		190kV	170kV	150kV	100kV
	Low frequency wet flashover voltage test		170kV	140kV	115kV	70kV
	Critical impulse fcashover voltage test	Positive	275kV	255kV	235kV	180kV
	Critical impulse fcashover 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		2190mm	886mm	674mm	445mm
	Minimum arcing distance		1100mm	410mm	320mm	215mm

· Composite insulators and fittings

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

TYPE	Code	70KN	120KN	160KN	210KN
	BALL B	Size 16 IEC60 120	Size 16 IEC60 120	Size 20 IEC60 120	Size 20 IEC60 120
	SOCKET S	Size 16 IEC60 120	Size 16 IEC60 120	Size 20 IEC60 120	Size 20 IEC60 120
	TONGUE T	Size 16N A=17.0 B=20.0 C=17.5	Size 19N A=16 B=27 C=24	Size 19N A=16 B=27 C=24	Size 20N A=22 B=26 C=24
	CLEVIS C	Size 16N A=18.0 B=8.00 C=34.8 D=17.5	Size 19N A=23.0 B=11.5 C=38.0 D=20.0	Size 19N A=23.0 B=11.5 C=38.0 D=20.0	Size 20N A=26.0 B=15.0 C=43.0 D=22.0
	EYE E	Size 17 A=44 B=20 C=31 D=45 E=12	Size 24 A=62 B=26 C=52 D=70 E=18	Size 24 A=62 B=26 C=52 D=70 E=18	Size 25 A=70 B=26 C=52 D=74 E=22
	Y-CLEVIS Y	Size 199 H=40	Size 19 H=40	Size 19 H=40	Size 22 H=40

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