vertical clamp type line post insulators, line post insulators

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Contact Us: Fuzhou Lingt Trading Co.,Ltd.
Tel:+86-591-87618322
Fax:+86-591-83965269
E-mail:william@fjever.com
Skype:86 15359012365

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vertical clamp type line post insulators are manufactured and tested to the requirements of ANSI Standard C29.7
Color:brown and gray

MAIN DIMENSTIONS AND STANDARD PARTICULARS

ANSI Class			57 -11	57-12	57-13	57-14	57-15
Leakage distance/ mm			356	559	737	1015	1145
Dry arcing distance/ mm			165	241	311	368	438
Cantilever strength/ kN			12.5	12.5	12.5	12.5	12.5
Average flashover voltage	Low-frequency	Dry/kV	80	110	125	150	175
	Low-frequency	Wet/kV	60	85	100	125	150
	Critical-impulse	Positive/ kV	130	180	210	255	290
	Critical-impulse	Negative/ kV	155	205	260	340	380
Radio-influence voltage date	Test voltage to Ground/ kV		15	22	30	44	44
Radio-influence voltage date	Maximum RIV at 1.000kc/μV		100	100	200	200	200
Net weight each approx./kg			6.8	10	11.8	15.9	18/6
Number in standard package			6	3	3	2	2

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Fuzhou Lingt Trading Co., Ltd.

Tel:15359012365

Contact Person:William

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Post insulators