High Voltage Glass Insulator, Porcelain Insulator

• Application: High-voltage
• Material: Porcelain
• Structure: Suspension Insulator
• Usage: High Voltage Power Transmission
• Connection Method: Socket-Ball,etc
• Size of Bearing Capacity: 70KN
• Model NO.: U40B, U70B, U120B, U160B, ...U550B
• Certification: CE, ISO9001
• Color: Brown,Glass Trasparent
• Brand: Cowinelec, OEM or ODM
• Transport Package: Carton, or Wooden Case
• Specification: Customizable
• Trademark: COWINELEC, OEM or ODM
• Origin: Zhejiang, China
• HS Code: 8546209090
• Production Capacity: 50000PCS/Month

Product Description

*Glass Insulator U40B--U550B; 40kN till 550kN.
Prodcut type: According to IEC60305: 1995. MOD);
Standard According to IEC60120: 1984mEqy and BS3288;
Power Frequency according to IEC60383-1: 1993 MOD and BS137/1982; Etc.

*Porcelain Insulator: BS standard series, ANSI standard series; PIN/Disc, etc.

ANSI 55 Series Porcelain Pin Insulator

Class ANSI	55-1	55-2	55-3	55-4	55-5
Creepage Distance(mm)	102	127	178	229	305
Dry Arcing Distance(mm)	57	86	114	127	159
Cantilever Failing Load(kN)	13	11	11	13	13
Low Frequency Dry Flashover Voltage	35	45	56	65	80
Low Frequency Wet Flashover Voltage	20	25	30	35	45
Critical Impulse Flashover Pos(kV)	50	70	90	105	130
Critical Impulse Flashover Neg(kV)	70	85	110	130	150
Power-Frequency puncture voltage(kV)	50	70	90	95	115
Test voltage to ground(kV)	5	5	10	10	15
Maximum RIV at 1000kHz(µV)	50	50	50	50	100
Net weight Eash APPROX(kg)	0.5	0.65	1	1.55	2.75

High Voltage Line Glass Suspension Insulator

IEC Standard insulators	U70BS	U70BL	U120B	U160B	U160BL
Designation	LXP2-70	LXP1-70	LXP-120	LXP4-160	LXP-160
( mm ) Diameter D	255	255	255	280	280
( mm ) Spacing H	127	146	146	146	170
( mm ) Creepage L	320	320	320	400	400
( mm ) Ball and Socket soupling	16	16	16	20	20
( kN ) Mechanical failing load	70	70	120	160	160
( kN ) Mechanical routine test	35	35	60	80	80
( kV ) Wet power frequency withstand voltage	40	40	40	45	50
( kV ) Dry lightning impulse withstand voltage	100	100	100	110	110
( P.U ) Impulse puncture voltage	2.8	2.8	2.8	2.8	2.8
( kV ) Power frequency puncture voltage	130	130	130	130	130
( µV ) Rodio influence voltage	50	50	50	50	50
( kV ) Corona visual test	18/22	18/22	18/22	18/22	18/22
Power frequency electric arc voltage	0.12s/20kA	0.12s/20kA	0.12s/20kA	0.12s/20kA	0.12s/20kA
( kg ) Net weight per unit	3.5	3.6	4.2	6.1	6.5