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Surge arrester

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LAURENCE ELECTRIC POWER CO.,LTD

China

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Surge arrester

Zinc-Oxide Arrester is widely used in the power system for the overvoltage protection, because it has high through-flow capacity and good nonlinear characteristic. It can protect the equipments in Alternating Currenlt Power System from over-voltage effectively. We can manufacture arresters with rated voltage from 0.22kV to 220kV. Uder below is the main electrical parameter of ther type you can refer to.

Model Type	Rated Voltage/kV	MCOV/kV	Steep Current Impulse	Switching Current Impulse	Lightning Current Impulse	2000s Square Wave Impulse Current Withstand	4/10 S High Current Impulse/kV
YH10W-3	3	2.55	9.5	7.7	9	250-550	100
YH10W-6	6	5.1	19.5	15.4	18	250-550	100
YH10W-9	9	7.65	28.5	23.1	27	250-550	100
YH10W-10	10	8.4	36	30	23	250-550	100
YH10W-11	11	9.4	38	33	30	250-550	100
YH10W-12	12	10.2	40	30.8	36	250-550	100
YH10W-15	15	12.7	47.5	38.5	45	250-550	100
YH10W-18	18	15.3	57	46.2	54	250-550	100
YH10W-21	21	17	66.5	53.9	63	250-550	100
YH10W-24	21	19.5	76	61.6	72	250-550	100
YH10W-27	27	21.9	85.5	69.3	81	250-550	100
YH10W-30	30	24.4	95	76.5	90	250-550	100
YH10W-33	33	26.8	104.5	84.7	99	250-550	100
YH10W-36	36	29	114	92.4	108	250-550	100
YH10W-42	42	34.1	132.3	100.1	126	250-550	100
YH10W-48	48	39.0	152.0	126.0	150	400-600	100
YH10W-54	54	43.0	171.0	180.0	162	400-600	100
YH10W-60	60	48.0	208	160.0	180	400-600	100
YH10W-66	66	53.4	230	172.0	198	400-600	100