You are here: Home » Products » Ceramic Insulator » Suspension Porcelain Insulators

Product Category

Share to:

Suspension Porcelain Insulators

Cat. No.					A4401	A4402	A4403	A4404	A4405	A4406	A4407	A4408
Fig					1	2	3	4	3	4	5	4
Class ANSI					52-1	52-2	52-3	52-4	52-5	52-6	52-9	52-10
Main Dimensions (mm)			D		165	190.5	254	254	254	254	114	279.4
Main Dimensions (mm)			H		139.7	146	146	146	146	146	160	165
Nominal Creepage Distance (mm)					178	210	292	292	279	279	171	279
Power-frequency Puncture Voltage (kV)					80	90	110	110	110	110	80	110
Average flashover Voltage	Power- frequency			Dry (kv)	60	65	80	80	80	80	60	80
	Power- frequency			Wet (kv)	30	35	50	50	50	50	30	50
	Critical- Impulse 15×40µs Wave			Positive (kV)	100	115	125	125	125	125	90	125
	Critical- Impulse 15×40µs Wave			Negative (kV)	100	115	130	130	130	130	100	130
Radio- Interference- Voltage Data		Test Voltage to ground (kV)			7.5	7.5	10	10	10	10	7.5	10
Radio- Interference- Voltage Data		Maximum RIV at 1000kHz (µV)			50	50	50	50	50	50	50	50
Electromechanical Fainting Load (kN)					44	67	67	67	111	111	44	160
Mechanical Impact Strength (n.m)					5	5.5	5.5	6	7	7	5	10
Time Load Test Value (kN)					27	44	44	44	67	67	27	107
Weight (kg)					2.5	3.6	4.6	4.9	5.6	5.6	2.5	6.7