57-2 Overhead Power Pole Line Post Type White Ceramic Porcelain Electrical Insulators

57-2 Overhead Power Pole Line Post Type White Ceramic Porcelain Electrical Insulators image

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Visão Geral
Product Description
Detailed Photos

Informação Básica.

Certificação

ISO9001

Cor

Branco

peso líquido

9 kg

Pacote de Transporte

1000*1000*1000mm

Marca Registrada

JOHNSON

Origem

China

Código HS

854620909

Capacidade de Produção

100000

Descrição de Produto

Dear customers,

If you have any other questions, please feel free to contact us.

Line post type porcelain insulators
ANSI Class		57-1	57-2	57-3	57-4	57-5
Dimensions
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	5	5	5	5	5
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	5.2	9.0	11.0	16.0	18.0

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