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Suspension Porcelain Insulators Anti-Pollution Suspension Porcelain Insulator

Cat. No.			A4449	A4450	A4451	A4452	A4453	A4454	A4455	A4456
Fig			1	1	1	2	1	1	2	2
Class			U120BP	U120BP	U120BP	U120BP	U160BP	U160BSP	U160BLP	U160BLP
Unit spacing (H) mm			160	146	146	146	155	146	170	170
Nominal diameter (D) mm			280	280	255	320	300/330	330	320/330	320
Nominal Creepage Distance (mm)			430	450	432	555	450	450	525	550
Rated E&M failing load (kN)			120	120	120	120	160	160	160	160
Routine tensile load (kN)			60	60	60	60	80	80	80	80
Coupling size			16A/16B	16A	16A	16A	20	20	20	20
Impact strength N.m			10	10	10	10	10	10	10	10
Power frequency withstand voltage		Wet (kv)	45	45	42	55	45	45	55	55
Power frequency withstand voltage		Dry (kv)	80	80	80	80	80	80	90	90
Dry lighting impulse withstand voltage (kV)			120	120	120	135	120	120	135	135
Power frequency pucture voltage (kV)			120	120	120	130	130	130	130	130
Radio- Interference- Voltage	Test Voltage to ground (kV)		10	10	10	10	10	10	10	10
Radio- Interference- Voltage	Maximum RIV at 1MHz (µV)		50	50	50	50	50	50	50	50
Weight (kg)			7.90	7.60	7.90	11.40	10.30/10.50	10.40	11.50	12.50
Applicable Standard: IEC, GB, AS, BS