High Voltage Post Ceramic 57-14 Line Post Porcelain Insulator

High Voltage Post Ceramic 57-14 Line Post Porcelain Insulator image

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Overview
Product Description
Detailed Photos
Packaging & Shipping
Certifications

Basic Info.

Model NO.

57-14

Color

Grey , Brown or White

Transport Package

1000*1000*1000mm

Trademark

JOHNSON

Origin

China

HS Code

8546209090

Production Capacity

100000

Product Description

Line post type porcelain insulators
ANSI Class		57-11	57-12	57-13	57-14	57-15
Dimensions
Diameter	mm	102	102	102	102	102
Height	mm	260	324	400	480	543
Creepage distance	mm	356	559	737	1015	1145
Dry arcing distance	mm	165	241	311	368	438
Mechanical Values
Cantilever strength	kn	12.5	12.5	12.5	12.5	12.5
Cantilever strength routine test	kn	22	22	22	22	22
Electrical Values
Type application voltage	kv	25	35	45	55	66
Low frequency dry flashover voltage	kv	80	110	125	150	175
Low frequency wet flashover voltage	kv	60	85	100	125	150
Critical impulse flashover voltage,positive	kv	130	180	210	255	290
Critical impulse flashover voltage,negative	kv	155	205	260	340	380
Radio influence Voltage Data
Test voltage RMS to ground	kv	15	22	30	44	44
Maximum RIV at 1000kHz	μv	100	100	200	200	200
Packing and Shipping Data
Net weight,approximate	kg	6.8	10.0	11.8	16.5	18.6

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