70 kN High Voltage Porcelain Suspension Insulator 52-5

70kN Standard Disc Suspension Porcelain Insulator 52-5

The 70kN standard disc suspension porcelain insulator model 52-5 is a widely-used component in both the Chinese and international markets, including countries like Bangladesh, Vietnam, Iran, and Algeria. Manufactured by Jiangxi Huayao Electric Co., Ltd, this insulator is designed for high-voltage applications and is essential for tower insulation.

Product Specifications

• Model Number: 52-5
• Material: Porcelain
• Application: High voltage power systems
• Rated Voltage: 33kV
• Brand Name: Huayao
• Place of Origin: Jiangxi, China
• Standard Compliance: IEC60383
• Color Options: Brown/White

Mechanical and Electrical Values

• Mechanical Failing Load: 111kN
• Tension Proof: 55.5kN
• Dry Power-frequency Withstand Voltage: 70kV
• Wet Power-frequency Withstand Voltage: 40kV
• Dry Lightning Impulse Withstand Voltage: 100kV
• Puncture Withstand Voltage: 110kV
• Radio Influence Voltage Test Voltage: 10kV
• Maximum RIV at 1000 kHz: 50μV

Dimensions and Packaging

• Diameter (D): 255mm
• Spacing (H): 146mm
• Creepage Distance: 295/320mm
• Coupling Size: 16mm
• Packaging Details: 6 pieces per wooden case, placed on a pallet
• Minimum Order Quantity: 10 pieces

Production Capacity and Process

Jiangxi Huayao Electric Co., Ltd has a daily production capacity of 10,000 pieces. The production process includes these steps:

• Mixing of raw materials
• Blank shaping
• Drying
• Glazing
• Firing in kiln
• Glue assembly
• Routine and other testing
• Packaging of finished products

Payment and Shipping

• Supply Ability: 50,000 pieces
• Delivery Ports: Ningbo, Shanghai
• Payment Terms: TT, L/C, FCA