Wholesale Discount 40kn Glass Insulator - High Voltage 120kn Disc Suspension Toughened Glass Insulator U120B – Johnson

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Our products are greatly acknowledged and reliable by users and may fulfill repeatedly shifting financial and social wants for Porcelain Transformer Bushing, U300b Disc Porcelain Insulator, Composite Isolator, We acquire high-quality as the foundation of our results. Thus, we focus over the manufacture on the finest top quality goods. A strict quality management system has been created to guarantee the caliber of the merchandise.

Wholesale Discount 40kn Glass Insulator - High Voltage 120kn Disc Suspension Toughened Glass Insulator U120B – Johnson Detail:

High Voltage 120kn Disc Suspension Toughened Glass Insulator U120B (1)

IEC designation		U120B/127	U120B/146
Diameter D	mm	255	255
Height H	mm	127	146
Creepage distance L	mm	320	320
Socket coupling	mm	16	16
Mechanical failing load	kn	120	120
Mechanical routine test	kn	60	60
Wet power frequency withstand voltage	kv	40	40
Dry lightning impulse withstand voltage	kv	100	100
Impulse puncture voltage	P.U	2.8	2.8
Power frequency puncture voltage	kv	130	130
Radio influence voltage	μv	50	50
Corona visual test	kv	18/22	18/22
Power frequency electric arc voltage	ka	0.12s/20Ka	0.12s/20Ka
Net weight per unit	kg	4	4

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We keep on with the basic principle of "quality to start with, support very first, continuous improvement and innovation to meet the customers" for your management and "zero defect, zero complaints" as the quality objective. To great our service, we offer the items with all the superior top quality at the reasonable selling price for Wholesale Discount 40kn Glass Insulator - High Voltage 120kn Disc Suspension Toughened Glass Insulator U120B – Johnson, The product will supply to all over the world, such as: Czech republic, Manila, Brazil, During in 11 years,We have participated in more than 20 exhibitions,obtains the highest praise from each customer. Our company always aim to provide the customer best products with lowest price. We are making great efforts to achieve this win-win situation and sincerely welcome you to join us. Join us, show your beauty. We will always be your first choice. Trust us, you will never lose heart.

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