High Voltage Disc Suspension Glass Insulator Electric Insulator Price Glass Pin Insulator

• Application: High-voltage, High-temperature
• Material: Semiconductor
• Structure: Standard Type Insulator
• Model NO.: U70B/U100B/U120B
• Type: A Type Insulator
• Usage: High Voltage Power Transmission, Insulation, Electrical Installation
• Size of Bearing Capacity: 70KN
• Certification: ISO9001
• Color: Green
• Brand: Qx
• Unit Spacing(H): 146mm
• Nominal Diameter(D): 255mm
• Creepage Distance: 320mm
• Transport Package: Wooden Box Packaging
• Specification: 3.6kg
• Trademark: QX
• Origin: China
• HS Code: 8546100000
• Production Capacity: 6000000
• Package Size: 100.00cm * 100.00cm * 100.00cm
• Package Gross Weight: 1.000kg

Product Description

Standard profile   glass suspension insulator
IEC designation		U40B/110	U70BS/127	U70BL/146	U100BS/127	U100BL/146	U120B/127	U120B/146	U160BS/146	U160BM/155	U160BL/170	U210B/170	U240/170	U300/195	U420B/205
Mechanical failing load	kn	40	70	70	100	100	120	120	160	160	160	210	240	300	420
Diameter D	mm	178	255	255	255	255	255	255	280	280	280	280	280	320	360
Height H	mm	110	127	146	127	146	127	146	146	155	170	170	170	195	205
Creepage distance L	mm	190	320	320	320	320	320	320	400	400	400	400	400	485	550
Socket coupling	mm	11	16	16	16	16	16	16	20	20	20	20	20/24	24	28
Wet power frequency withstand voltage	kv	25	40	40	40	40	40	40	45	45	45	45	45	50	80
Dry lightning impulse withstand voltage	kv	50	100	100	100	100	100	100	110	110	110	110	110	130	140
Power frequency puncture voltage	kv	90	130	130	130	130	130	130	130	130	130	130	130	130	140
Radio interference voltage(10kV 1MHz)	μv	50	50	50	50	50	50	50	50	50	50	50	50	50	50
Corona visual test	kv	18/22	18/22	18/22	18/22	18/22	18/22	18/22	18/22	18/22	18/22	18/22	18/22	18/22	18/22
Power frequency electric arc voltage	ka	0.12s/20kA	0.12s/20kA	0.12s/20kA	0.12s/20kA	0.12s/20kA	0.12s/20Ka	0.12s/20Ka	0.12s/20Ka	0.12s/20Ka	0.12s/20Ka	0.12s/20Ka	0.12s/20Ka	0.12s/20Ka	0.12s/20Ka
Impulse puncture voltage	P.U	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8
Net weight per unit	kg	2.1	3.5	3.6	4	4	4	4	6.5	6.6	6.7	7.2	7.2	10.6	16

Product Description

Diameter: 255mm | Height: 146mm | Creepage distance:320mm
U70BL is a glass insulator used for high-voltage transmission lines
Material: Tempered glass
Rated mechanical load: 70kN (approximately 7 tons)
Rated voltage: usually used for voltage levels of 35kV and above
Structure: Suspended structure, composed of iron cap, tempered glass umbrella plate, and steel feet

Advantages and Characteristics
Zero value self explosion characteristic, easy to detect faults during inspection
Good stain resistance (depending on specific design)
High mechanic strength
long service life
application area 
Mainly used for high-voltage transmission lines, especially for high voltage and ultra-high voltage transmission lines that require high mechanical strength in sections and areas with high pollution levels (depending on the specific design)

 

Company Profile

Jiangxi QOCI Electric Co.,Ltd.has been specialized in research and development of latest high-strength functional glass and power transmission insulators,which is the qualified supplier for State Grid Corporation of China and Southern State Grid Corporation of China,and is a participating unit of product standard formulation of the National Insulator Standard Committee.The main products type are :standard-type insulator,antipollution-type insulator,aerodynamic type insulator,multi-umbrella type insulator,ground-wires type insulator,post insulator for line,pin insulator.Products are mainly used for transmission line insulation, suspension, support, tension conductors.Our products are divided into 5 major series: the standard type 40-550kN,filth-resistant type 70-420kN,aerodynamic type 120-300kN,multi-umbrella type 120-300kN,and ground circuit type,able to be used for line voltage from 10kV~1000kV.

Why choose us?

1.Source factory, self-produced and self sold, low price.
2.More than ten years of operation, quality assurance.