Medium Voltage Pin Type Insulators ANSI 55-4

Porcelain Pin Insulators: Essential for Medium Voltage Transmission

Porcelain pin insulators are critical components in electrical transmission lines, offering superior insulation and mechanical strength. These insulators are classified based on voltage levels and pin length, ensuring they meet specific installation needs.

Classification of Pin Insulators

• Voltage Level: Available as high-voltage and low-voltage pin insulators.
• Pin Length: Long leg and short leg pin insulators, suitable for wooden and iron crossarms respectively.

Product Specifications: 55-4 Porcelain Insulator

• Model Number: 55-4
• Material: Porcelain
• Application: Medium voltage (13.2kV)
• Brand: Huayao
• Color: Brown/White
• Standards: IEC60383, ISO9001

Technical Specifications

• Dimensions: Diameter (142mm), Height (111mm), Creepage Distance (229mm)
• Mechanical Values: Cantilever strength of 13.6kN
• Electrical Values: Dry flashover voltage (65kV), Wet flashover voltage (35kV)
• Critical Impulse Flashover Voltage: Positive (105kV), Negative (130kV)
• Low Frequency Puncture Voltage: 95kV
• Radio Influence Voltage: Max RIV at 1000 kHz: 50μV

Production Process

The production of porcelain insulators at Jiangxi Huayao Electric Co., Ltd involves several precise steps:

• Mix Raw Material
• Shape and Dry Blanks
• Glazing
• Firing in Kiln
• Glue Assembly
• Routine Testing
• Packaging

Supply and Shipping Information

• Minimum Order Quantity: 10 pieces
• Daily Output: 10,000 pieces
• Supply Ability: 50,000 pieces
• Delivery Ports: Ningbo, Shanghai
• Payment Terms: TT, L/C, FCA

For reliable insulation and enhanced performance of transmission lines, choose Huayao's porcelain pin insulators, crafted with precision and quality assurance.