porcelain Line Post Insulator 57series 57-2

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Quick Details

Product Name:

porcelain Line Post Insulator 57series 57-2

Model NO.:

ANSI57-2

Material:

Porcelain

Model Number:

57-2

Rated Voltage:

11-33kv

Spindle:

M20 or M16

Type:

Insulator

Application:

High Voltage

Tensile Strength:

12.5kn

ANSI Class:

57-2

Trademark:

JETPOWER

Transport Package:

Plywood Box

Specification:

152*305mm

Origin:

China

HS Code:

85462090

Product Details

ANSI57 Series Line Post Type Porcelain Insulator 57-2

Technical Parameters:

ANSI Class		57-1	57-2	57-3	57-4	57-5
Creepage distance,mm		356	559	737	1015	1145
Dry arching distance		165	241	311	368	438
Cantilever Strength,Kn		12.5	12.5	12.5	12.5	12.5
Lower Frequency Flashover Voltage	Dry,kv	80	110	125	150	175
Lower Frequency Flashover Voltage	Wet,kv	60	85	100	125	150
Critical Impulse Flashover Voltage	Pos.,kv	130	180	210	255	290
Critical Impulse Flashover Voltage	Neg.,kv	155	205	260	340	380
RIV Data	Test volt. To ground,kv	15	22	30	44	44
RIV Data	Max RIV at 1000 KHz,Uv	100	100	200	200	200

Type No. :ANSI57 series
Name: Line post type porcelain insulator
Color:Brown,grey gloze etc

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