ANSI 55-4 Porcelain / Ceramic Insulator for High Voltage Transmission Line

China 
                        ANSI 55-4 Porcelain / Ceramic Insulator for High Voltage Transmission Line
                      manufacture and supplier

ANSI 55-4 Porcelain / Ceramic Insulator for High Voltage Transmission Line image

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Quick Details

ANSI 55-4 Porcelain / Ceramic Insulator for High Voltage Transmission Line

Porcelain pin insulator 55-4

Pk

Brown / Grey

ISO9001

Customer Specified

Trough Type

High Voltage Power Transmission, Insulation, Electrical Installation

Pin Type

Pin Insulator

Porcelain

High-voltage

25-40 Working Days

Accept

1 Year

PK

Carton + Pallet

ANSI

Liling China

8546209090

Product Details

ANSI 55-4 Series Product Description

Specifications
 1. original insulator producer 
 2. superior properties of low and medium temperature resistance;
 3. strong aging resistance;
 4. nice appearance & long service time.
 5. comman glaze and semi-conductor glaze, color brown and gray both available.
 6. free sample, professional porcelain insulator supplier.
 

ANSI CLASS 55-1 55-2 55-3 55-4 55-5 55-6 55-7
Fig. No. 1 2 3 4 4 4 4
Glazed   A:Plain   B:Radio  Freed A/B A/B A/B A/B A/B A/B A/B
Main Dimension H 89 82.6 95.3 111.2 123.9 140 140
h 44.5 38.1 38.1 44.5 50.8 57 57
D 82.6 95.3 120.7 140 177.8 213 213
d 25.4 25.4 25.4 25.4 25.4 25.4 35
R1 16 14.3 25.4 25.4 25.4 25.4
R2 13 16 14.3 14.3 14.3 16 16
Nominal Voltage kV 3 6 10 10 15 22 22
Creepage Distance/mm 102 127 178 229 305 381 381
Flashover 
voltage
Power 
Frequency
Dry/kV 35 50/45 65/55 70/65 85/80 100 100
Wet/kV 20 25 35/30 40/35 45 50 50
50% 
Impulse
Positive/kV 50 75/70 100/90 110/105 140/130 150 150
Negative/kV 70 95/85 130/110 140/130 170/150 170 170
Radio 
Influence 
voltage
Test Voltage to 
ground/kV
5 5 10 10 15 22 22
Maximum RIV at 
1000kHz/uV
2500/50 2500/50 5500/50 5500/50 8000/100 8000/100 8000/100
Low-Frequency Puncture Voltage kV 50 70 90 95 115 135 135
Dry Arcing Distance (mm) 57 86 114 127 159 203 203
Cantilever Failing Load (lb) 3000 2500 2500 3000 3000 3000 3000

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