High Voltage Composite ZnO Surge Arrester for Distribution Transformer_lightning arrester_Metallic Material_Products_Hangzhou Giantway Import & Export Co., Ltd.

If you are interested in our products or need technical supports and service,please contact us as bellowing:

Details

Lightning Arrester

This zinc oxide surge arrester is used to protect transformers and electrical equipment from lightning surge and switching overvoltage. It features fast response, low leakage current, stable protection performance and reliable insulation strength. The product is suitable for power transformers, distribution transformers, compact substations, switchgear and power distribution systems.

Voltage class	Service scope	Virtual value of arrester rated voltage (kV)	Gapless arrester
Voltage class	Service scope	Virtual value of arrester rated voltage (kV)	Virtual value of continuous voltage (kV)	1mA reference voltage(kv) is no less than	MAX.leakage (uA)under 0.75 times Of D.C.reference voltage
66kV	power model	84	67.2	121	50
		90	72.5	130	50
		84	67.2	121	50
		90	72.5	130	50
	Line-type	96	75	140	50
	Line-type	96	75	154	50
110kV	power model	100	78	145	50
		102	79.6	148	50
		108	84	157	50
		100	78	145	50
		102	79.6	148	50
		108	84	157	50
	Line-type	108	84	157	50
		108	84	173	50
		108	84	157	50
		108	84	173	50
		90	-	130	50
		90	-	130	50
		96	-	140	50
		102	-	148	50
	neutral point model	60	48	85	50
	neutral point model	72	58	103	50