500kv Substation Outdoor Lightning Surge Arrester

• Type: Power Source Arrester
• Structure: Zinc Oxide Arrester
• Installation: Tandem Arrester
• Application: Substation
• Size: Large
• Operation Voltage: High Voltage
• Model NO.: Y20W
• Shape: Gyro Type
• Material: ZnO
• Certification: ISO9001
• Transport Package: Wooden
• Specification: 500KV
• Trademark: HEMG
• Origin: China
• Production Capacity: 5000

Product Description

 

Sheet 1 500kV Surge arrester technical parameter

Type	System voltage (effective value) (kV)	Rated voltage(effective value) (kV)	continuous operating voltage(effective value) (kV)	8/20μS Max. residual voltage at nominal current≤(Peak value) (kV)	Min.DC refer. Voltage U1mA (kV) ≥	resistive component of current(Peak value) (μA)≤	2mS rectangle current impulse 18 Times (A)
Y10W-420/960	500	420	318	960	565	500	1600
Y10W-444/1015	500	444	324	1015	597	500	1600
Y10W-468/1070	500	468	330	1070	630	500	1600
Y20W-420/1046	500	420	318	1046	565	500	1800
Y20W-444/1106	500	444	324	1106	597	500	1800
Y20W-468/1166	500	468	330	1166	630	500	1800