Suspension Insulator-China porcelain insulators,cap pin insulator,ceramic insulators

Class ANSI			52-1 XP -4.5C-M	52-2 XP₅-7C-M	52-3 XP-7-M	52-4 XP-7C-M	52-5 XP-11-M	52-6 XP-11C-M	52-8 XP-16-M	52-9 XP₉-4.5C-M	52-10 XP-16C-M
Fig.No			1	2	3	4	3	4	3	5	4
Main dimensions(mm)		D	165	190.5	254	254	254	254	254	108	280
Main dimensions(mm)		H	140	146	146	146	146	146	146	160	165
Leakage distance/mm			178	210	292	292	292	292	320	171	280
Power-frequency puncture voltage kV			80	90	110	110	110	110	110	80	110
Average flashover voltage	Power-frequency	DRY/kV	60	65	80	80	80	80	80	60	80
	Power-frequency	Wet/kV	30	35	50	50	50	50	50	30	50
	Critical-lmpulse 15x40us Wave	Positive/kV	100	115	125	125	125	125	125	125	100
	Critical-lmpulse 15x40us Wave	Negative/kV	100	115	130	130	130	130	130	90	130
Radio-influence voltage	Test voltage to ground/kV		7.5	7.5	10	10	10	10	10	7.5	10
Radio-influence voltage	Maximum RIV at 1000kH2/kV		50	50	50	50	50	50	50	50	50
Rated E & M failing load/kN			45	70	70	70	111	111	160	45	160
Tension proof load/kN			22	35.5	35.5	35.5	55.5	55.5	80	22	80
Lmpact streng/N . m			5	6	6	6	7	7	10	5	10
Weight(kg)			2.5	3.9	4.6	4.9	5.6	5.9	6.9	2.6	7.2