Lxp-300
High-voltage
Toughened Glass
Suspension Insulator
A Type Insulator
High Voltage Power Transmission, Insulation, Electrical Installation
Trough Type
300KN
ISO9001
Light Green
195mm
485mm
320mm
24
10.6 Kgs
Free
CIE or OEM
Ply-Wooden Case
Customers Request
China
85461000
Product Description
We have supplied high quality glass insulators for transmission lines up to 500kV for domestic National Power Grid and overseas market due to high quality and competive price. we exported to USA, UK, Vietnam, Italy, Russia, Greece, Argentina and Chile over 10years.
If you are interested in this type of insuators, please feel free to contact with us!
>>>Product Specifications:
1. Name: 300kn Glass Suspension Disc Insulator for High Voltage Line (IEC U300B)
2. Standard: IEC 60383
3. Package: 5Pcs in one ply-wood case or by customer's requirements
4. Technical Data of U300B glass insulator:
We could produce according to client's drawing!
Glass Shell Pics:

>>>Workshop & Producing Line:
In order to control the quality and improve producing efficiency, we have bought the modern producing line instead of handwork.
Firstly, it can improve the producing capability. What's more, can reduce the employee's workload.

>>>Quality Test & Control:
We have the complete quality control system. The control is from raw material, producing process to the finished product.
And the quality control include the chemical composition, mechanical load, metallographic analysis, detection of defects, dimension.

Test Machines:


>>>Exported Package:

>>>Company Profile:
Welcome to QINGDAO COSINE ELECTRICAL EQUIPMENT CO., LTD., the one stop provider for insulators and line hardwares.
With high speed of power construction in China and oversea country, QINGDAO COSINE has grown into a leader of exporting of insulator in China.
>>>Why Over 50 Country Clients Choose Us:
1. Good quality--help you keep market
2. competitve price--help to win more markets
3. Morden automatic producing line
4. Punctual delivery--make you keep good repuation
5. safty package protect insulator well
6. fast reaction assure to solve problems within 24h
7. rich exporting experience--help to receive the cargo door to door
8. Exported insulator to many countries such as USA, UK, Vietnam, Italy, Russia, Greece, Argentina and Chile,etc
ISO 9001 Certificate with high quality:

For more details of glass insulator, pls contact with us freely.
We will offer the most competitive price with good quality to you!
If you are interested in this type of insuators, please feel free to contact with us!
>>>Product Specifications:
1. Name: 300kn Glass Suspension Disc Insulator for High Voltage Line (IEC U300B)
2. Standard: IEC 60383
3. Package: 5Pcs in one ply-wood case or by customer's requirements
4. Technical Data of U300B glass insulator:
IEC Standard insulators | U300B |
Specified mechanical load (KN) | 300 |
Normal Spacing H (mm) | 195 |
Diameter of the insulator part (mm) | 320 |
Mininum normal creepage distance | 485 |
standard coupling IEC120 | 24 |
power frequency withstand voltage 5PCS/1pcs | 230kV/50kV |
lightning impulse withstand voltage 5PCS/1pcs | 520kV/130kV |
power frequency puncture voltage | 130kV |
Radio influence voltage (10KV,1MHz) | 50μV |
Electric iron visual test | 18kV/22kV |
impulse puncture voltage | 2.8p.u |
power frequency electric arc voltage | 0.12s/20kA |
Net weight per unit | 10.6Kg |
We could produce according to client's drawing!
Glass Shell Pics:

>>>Workshop & Producing Line:
In order to control the quality and improve producing efficiency, we have bought the modern producing line instead of handwork.
Firstly, it can improve the producing capability. What's more, can reduce the employee's workload.

>>>Quality Test & Control:
We have the complete quality control system. The control is from raw material, producing process to the finished product.
And the quality control include the chemical composition, mechanical load, metallographic analysis, detection of defects, dimension.

Test Machines:


>>>Exported Package:

>>>Company Profile:
Welcome to QINGDAO COSINE ELECTRICAL EQUIPMENT CO., LTD., the one stop provider for insulators and line hardwares.
With high speed of power construction in China and oversea country, QINGDAO COSINE has grown into a leader of exporting of insulator in China.
Products Range | (1)10KV-500KV polymer insulator (2)40KN-420KN porcelain insulator (3)40KN-420KN toughened glass insulator (4)various kinds' pole line hardware |
Fitting Mainly Process | (1)Drawing (2)Mould making (3)Smelting (4)casting (5)Annealing (6)Hot-DIP galvanized (7)Machining (8)Inspecting |
Produce Equipment | Friction Screw Press Series,CNC Lathe,Machinning Center,CNC Milling Machine,Bentch Drilling,etc |
Inspection Equipment | Metallurgical Analysis,Tensile Strength Tester,Hadress Tester,Altimeter,Micrometer,Chemical Component Analysis,etc |
Surface Treatment | Heat Treatment,Polishing,Shot Blasting,Painting,Electro-Plating,Chemical Plating,etc |
Galvanization | hot dip galvanizing or electro plating |
Insulator | Pocerlain, composite, glass, silicon rubber, fibreglass - Stay insulators - Reel insulators - Pin type insulators - Shackle insulators - Toughened glass disc insulators - Suspension insulators - Strain insulators - Line post insulators - Station post insulators |
>>>Why Over 50 Country Clients Choose Us:
1. Good quality--help you keep market
2. competitve price--help to win more markets
3. Morden automatic producing line
4. Punctual delivery--make you keep good repuation
5. safty package protect insulator well
6. fast reaction assure to solve problems within 24h
7. rich exporting experience--help to receive the cargo door to door
8. Exported insulator to many countries such as USA, UK, Vietnam, Italy, Russia, Greece, Argentina and Chile,etc
ISO 9001 Certificate with high quality:


For more details of glass insulator, pls contact with us freely.
We will offer the most competitive price with good quality to you!