China China wholesale Silicon Insulator – Line Post Insulator 57 Series Tie-Top Type – Yongjiu Manufacturer and Supplier

China wholesale Silicon Insulator – Line Post Insulator 57 Series Tie-Top Type – Yongjiu

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China wholesale Silicon Insulator – Line Post Insulator 57 Series Tie-Top Type – Yongjiu Detail:

57 Series Tie-Top Type
Standard: ANSI C29.7-2015
Voltage:11-66kV
1. Tie Top Porcelain Line Post Insulators are designed for upright or angle mounting on a cross arm. They are rated from 25kV to 69kV in usual line voltage, and requiring a cantilever strength of 2800lb. For wood cross arm, long studs are supplied complete with large area flat washer ,square nut and lock nut. For steel cross arm, short studs are supplied with standard hex nuts and lock nuts.
2.Conductor grooves are the wide Tie Top ANSI standard type with head and neck designed for the use Wrap lock or conventional tie wires.
3.Gray glaze is standard for this ANSI type tie top porcelain line post insulators,Brown glaze can be supplied on order.
4.The ANSI standard No. for these Tie top porcelain line post insulators are: 57-1,57-2,57-3,57-4,57-5, with S or L after the number respectively represent short stud or long stud.For example : 57-1S means: short stud is supplied with 57-1 line post insulator.
Glass Insulator

ANSI CLASS	57-1	57-2	57-3	57-4
Creepage Distance (mm)	356	559	737	1015
Dry Arcing Distance (mm)	165	241	311	368
Cantilever Strength (kN)	12.5	12.5	12.5	12.5
Low Frequency Flashover Voltage-Dry (kV)	70	100	125	140
Low Frequency Flashover Voltage-Wet (kV)	50	70	95	110
Critical Impulse Flashover Voltage-Pos. (kV)	120	160	200	230
Test Voltage to Ground (kV)	15	22	30	44
Maximum RIV at 1000KHZ (µv)	100	100	200	200
Net Weight (kg)	4.8	7.8	11.0	18.0

Q:CAN YOU HELP US IMPROT AND EXPORT?

A:We will have a professional team to serve you.

Q:WHAT’S THE CERTIFICATES DO YOU HAVE?

A:We have certificates of ISO,CE, BV,SGS.

Q:WHAT’S YOUR WARRANTY PERIOD?

A:1 year in general.

Q:CAN YOU DO OEM SERVICE?

A:YES,we can.

Q:WHAT YOU LEAD TIME?

A:Our standard models are in stock ,as for big orders ,it take about 15 days.

Q:CAN YOU PROVIDE FREE SAMPLES?

A:Yes,please contact us to know the sample policy.

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Our pros are lessen prices,dynamic sales team,specialised QC,sturdy factories,top quality services and products for China wholesale Silicon Insulator – Line Post Insulator 57 Series Tie-Top Type – Yongjiu , The product will supply to all over the world, such as: Mexico, Namibia, Namibia, We provide OEM services and replacement parts to meet the varying needs of our customers. We give competitive price for quality solutions and we are going to make certain your shipment is handled quickly by our logistics department. We sincerely hope to have the opportunity to meet with you and see how we can help you further your own business.

Glass Insulator