U70BLA Aerodynamic Type Glass Insulators IEC Standard for High Voltage Lines-ANBO

U70BLA Aerodynamic Type Glass Insulators IEC Standard for High Voltage Lines

Aerodynamic insulators are specially designed electrical insulators that are optimized to reduce flashover risk under wind load, wind noise, and wind and rain conditions while maintaining electrical insulation performance.

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Glass Insulator Series

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Product Details

● Model: U70BLA

• U Refers To Disc Suspension Insulator

• B For Ball And Socket Type

• L Stands For Long Steel Foot

• A Stands For Aerodynamic Type

● Type: Aerodynamic profile Toughened Suspension Type

● Rated mechanical load: 70kn (about 7 tons)

● Purpose: Widely applicable as insulation support for medium and high voltage transmission lines and substation equipment, capable of stable operation under various climatic conditions.

● The product model is in accordance with GB/T 7253-2005 and JB/T9683-2012

● The connection structure is in accordance with GB/T4056-2008(IEC60120:1984,MOD) and BS 3288 part lll.

● According to customer requirements, the locking pin can be either W-pin or R-pin.

● If there is no special instruction, W-pin is used for U70~U120,Other uses R-pin.

Item No.	Mechanical failing load	Nominal diameter	Nominal spacing	Nominal creepage distance	Standard coupling	Individual tensile load test	Wet power frequency withstand voltage	Dry lightning impulse withstand voltage	Impulse puncture voltage	Power frequency puncture voltage	Radio interference voltage 10kv 1mhz	Corona visual test	Power frequency electric arc voltage	Net weight
Item No.	kN	D(mm)	H(mm)	L(mm)		kN	kV	kV	P.U	kV	μV	kV		kg
U70BP/127M	70	380	127	365	16	35	45	90	2.8	130	50	18/22	20kA	6.0
U70BP/146M	70	380	146	365	16	35	45	90	2.8	130	50	18/22	20kA	6.0
U100BP/127M	100	380	127	365	16	50	45	90	2.8	130	50	18/22	20kA	6.2
U100BP/146M	100	380	146	365	16	50	45	90	2.8	130	50	18/22	20kA	6.2
U120BP/127M	120	380	127	365	16	60	45	90	2.8	130	50	18/22	20kA	6.3
U120BP/146M	120	380	146	365	16	60	45	90	2.8	130	50	18/22	20kA	6.3
U160BP/146M	160	420	146	380	20	80	50	95	2.8	130	50	18/22	20kA	7.9
U160BP/155M	160	420	155	380	20	80	50	95	2.8	130	50	18/22	20kA	7.9
U210BP/170M	210	420	170	380	20	105	50	95	2.8	130	50	18/22	20kA	8.6
U240BP/170M	240	420	170	380	24	120	50	95	2.8	130	50	18/22	20kA	8.9
U300BP/195M	300	420	195	380	24	150	50	95	2.8	130	50	18/22	20kA	12.1