U70 U100 U120u U160 U210 U240 U300 U420 U550 Glass Disc Insulators High Voltage Suspension Insulators

• Application: High-voltage, High-temperature
• Material: Semiconductor
• Structure: Standard Type Insulator
• Model NO.: U70BL
• 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

IEC designation	Mechanical failing load	Nominal Diameter D	Nominal Spacing P	Creepage distance L	Socket coupling	Wet power frequency withstand voltage	Dry lightning impulse withstand voltage	Power frequency puncture voltage	Net weight
	kn	mm	mm	mm	mm	kv	kv	kv	kg
U40B/110	40	178	110	190	11	25	50	90	2.1
U70BS/127	70	255	127	320	16	40	100	130	3.5
U70BL/146	70	255	146	320	16	40	100	130	3.6
U100BS/127	100	255	127	320	16	40	100	130	4
U100BL/146	100	255	146	320	16	40	100	130	4
U120BS/127	120	255	127	320	16	40	100	130	4
U120BL/146	120	255	146	320	16	40	100	130	4
U160BS/146	160	280	146	400	20	45	110	130	6.5
U160BM/155	160	280	155	400	20	45	110	130	6.6
U160BL/170	160	280	170	400	20	45	110	130	6.7
U210B/170	210	280	170	400	20	45	110	130	7.2
U240/170	240	280	170	400	20/24	45	110	130	7.2
U300/195	300	320	195	485	24	50	130	130	10.6
U420B/205	420	360	205	550	28	80	140	140	16
U550B/240	550	380	240	600	32	55	140	140	21.5
Power frequency electric arc voltage:0.12s/20ka
Impulse puncture voltage:2.8 P.U
Corona visual test :18P/22C kV
Radio interference voltage(10kV 1MHz):50μv

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