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U550B High Reliability Powerline Insulators Glass Electric Wire Insulators For High Voltage Projects

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U550B High Reliability Powerline Insulators Glass Electric Wire Insulators For High Voltage Projects

Power-frequency puncture withstand voltage : Up to 140kV

Brand Name : TL

MOQ : 1

Mechanical failing load : 100-550kN

Price : USD 4-8

Standards : Complies with ANSI, IEC, and other international standards

Dry lighting impulse withstand voltage : Up to 140kV

Usage : Electrical insulation

Temperature Rating : Up to 200°C

Material : Glass

Payment Terms : T/T,D/P,D/A,L/C,Western Union

Application : High Voltage Projects

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U550B Factory Tested High Strength Glass Insulator for Reliable High Voltage Projects

Every unit of this high strength glass insulator undergoes rigorous factory quality checks to ensure consistent performance in critical high voltage installations. It offers dependable dielectric isolation, effectively preventing current loss between energized lines and grounded supports. The mechanical robustness of the design provides lasting resistance against operational stresses and harsh weather exposure, reducing the need for frequent line inspections. Suitable for demanding transmission upgrades and new infrastructure builds, this component helps project developers achieve long-term grid stability with verified, factory-certified reliability.

Data Sheet

Standard Type	Spacing(mm)	Diameter (mm)	Creepage Distance(mm)	Standard Coupling	Mechanical Faiing Load(kN)
U40B	110	175	190	11	40
U70BS	127	255	320	16	70
U70BL	146	255	320	16	70
U100BS	127	255	320	16	100
U100BL	146	255	320	16	100
U120B	146	255	320	16	120
U120BS	127	255	320	16	120
U160BL	170	280	400	20	160
U160BM	155	280	400	20	160
U160BS	146	280	400	20	160
U210B	170	280	400	20	210
U240B	170	280	400	24	240
U300B	195	330	490	24	300
U420B	205	380	550	28	420
U550B	240	380	620	32	550

U550B High Reliability Powerline Insulators Glass Electric Wire Insulators For High Voltage Projects

Producing standard glass insulators begins with the high-temperature fusion of precisely measured silica sand and mineral components. This molten material is formed in precision cavities, then rapidly quenched via tempering to induce beneficial surface compression—substantially increasing mechanical durability and ensuring safe, non-damaging fragmentation if failure occurs. Stringent quality assurance includes thermal shock testing and visual inspection to remove any flawed units. Certified glass shells are permanently bonded to metal caps and pins using high-strength cement. Final verification encompasses mechanical load testing and dielectric performance validation to ensure complete reliability before packaging and shipment.

U550B High Reliability Powerline Insulators Glass Electric Wire Insulators For High Voltage Projects

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U550B High Reliability Powerline Insulators Glass Electric Wire Insulators For High Voltage Projects

U550B High Reliability Powerline Insulators Glass Electric Wire Insulators For High Voltage Projects

High Reliability Powerline Insulators Glass

High Reliability Glass Electric Wire Insulators

high performance Glass Electric Wire Insulators

U550B High Reliability Powerline Insulators Glass Electric Wire Insulators For High Voltage Projects Images