Zhejiang, China
Business Type:
Manufacturer/Factory & Trading Company
Main Products:
Management System Certification:
OEM/ODM Availability:
OEM/ODM Service
Sample Available
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Post Insulator, Insulators, Porcelain Insulator manufacturer / supplier in China, offering Line Post Porcelain Insulators (ANSI 57-3), Factory-Made High Discharge Capacity Housed Metal-Oxide Electrical Surge Protector, Good Price BS Standard W Type Busbar Installation Fuse and so on.

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Line Post Porcelain Insulators (ANSI 57-3)

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Min. Order / Reference FOB Price
50 Pieces US $7-10/ Piece
Port: Ningbo, China
Production Capacity: 500pieces/Week
Payment Terms: L/C, T/T, Western Union
Application: High-voltage
Material: Porcelain
Structure: Post Insulator
Type: A Type Insulator
Usage: High Voltage Power Transmission
Connection Method: Other

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Basic Info

Model NO.: 57-3
Size of Bearing Capacity: 12.5kn
Certification: ANSI
Color: Brown
Net Weight: 13kg/PCS
Creepage Distance: 737mm
Sample: Available
Service: OEM, ODM
Trademark: SR
Transport Package: Wooden Box
Specification: 57-3
Origin: China
HS Code: 8535100000

Product Description

Line post porcelain insulator (ANSI 57-3):

Creepage Distance: 737mm

Dry Arcing Distance: 311mm

Cantilever Failing Load: 12.5KN

Low Frequency Flashover Voltage(Dry): 125KV

Low Frequency Flashover Voltage(Wet): 100KV

Critical Impulse Flashover Voltage (Positive): 210KV

Critical Impulse Flashover Voltage (Negative): 260KV

Test Voltage To Earth: 30KV

B. Max RIV At 1000kHz: 200KV

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