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Home > Standard Type > High-Quality U40B Glass insulator Supplier, Factories
High-Quality U40B Glass insulator Supplier, Factories
High-Quality U40B Glass insulator Supplier, Factories
High-Quality U40B Glass insulator Supplier, Factories
High-Quality U40B Glass insulator Supplier, Factories
High-Quality U40B Glass insulator Supplier, Factories
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High-Quality U40B Glass insulator Supplier, Factories
High-Quality U40B Glass insulator Supplier, Factories
High-Quality U40B Glass insulator Supplier, Factories
High-Quality U40B Glass insulator Supplier, Factories
High-Quality U40B Glass insulator Supplier, Factories

High-Quality U40B Glass insulator Supplier, Factories

40kN U40B lsolateur HTA Type CTV Ø 254 mm

CTV 175 ISOLATOR EN VERRE U40B

CTV175 Glass Insulator

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Product Description

Product drawing

U40B-175-110-190 drawing.jpg

Product parameters

IEC designation U40B/110
Mechanical failing load kn 40
Diameter D mm 178
Height H mm 110
Creepage distance L mm 190
Socket coupling mm 11
Wet power frequency withstand voltage kv 25
Dry lightning impulse withstand voltage kv 50
Power frequency puncture voltage kv 90
Radio interference voltage (10kV 1MHz) μv 50
Corona visual test kv 18/22
Power frequency electric arc voltage ka 0.12s/20kA
Impulse puncture voltage P.U 2.8
Net weight per unit kg 2.1

Product Information

U40B product parts
  • Model: U40B
  • U Refers To Disc Suspension Insulator
  • 40 indicates a rated Mechanical failing load of 40kN
  • B For Ball And Socket Type
  • 110 - indicates that the height of the insulator structure is 110mm.
  • 175 - indicates that the diameter of the insulator disc is 175mm.
  • 190 - indicates that the creepage distance of the insulator is 190mm.
  • Type: Standard profile Toughened Suspension Type
  • Rated mechanical load: 40kn (about 4 tons)
  • Purpose: Widely applicable as insulation support for medium and high voltage transmission lines and substation equipment, capable of stable operation under various climatic conditions.
  • The product model is in accordance with IEC60383-1:1993, MOD / GB/T1001.1
  • The connection structure is in accordance with GB/T4056-2008 (IEC60120:1984, MOD) and BS 3288 part III.
  • According to customer requirements, the locking pin can be either W-pin or R-pin.
  • If there is no special instruction, R pin is used for U40B.

Frequently Asked Questions

What does the model designation "U40B" represent?
"U" refers to the Disc Suspension Insulator type, "40" represents the rated mechanical failing load of 40kN, and "B" denotes the Ball and Socket connection style.
What are the primary dimensions and creepage distance of this insulator?
The U40B insulator features a structural height of 110mm, a disc diameter of 175mm, and a creepage distance of 190mm.
What industry standards does the U40B insulator comply with?
The product model is designed in accordance with IEC60383-1:1993, MOD / GB/T1001.1, and its coupling layout conforms to GB/T4056-2008 (IEC60120:1984, MOD) as well as BS 3288 part III standards.
Which locking pin options are available for the U40B connection?
Depending on specific configuration needs, either a W-pin or an R-pin can be provided. Unless specified otherwise, the standard configuration for the U40B insulator uses an R-pin.
What is the typical application and suitability of this insulator?
It is designed as standard profile Toughened Suspension Type insulation. It is widely used to support medium and high voltage transmission lines and substation systems, ensuring stable operational performance under diverse environmental conditions.

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