Model Number: LW8-33 Brand Name: YUFLY Key Specifications/Special Features: Arc-extinguish chamberLong electricallifetime and high insulating capabilityMaintenance freeSafe and reliable operation

Item	Unit	Data
Rated voltage	kV	40.5
Rated current	A	630, 1250, 2000 and 3150
Rated short circuit breaking current	kA	20, 25, 31.5
Rated short circuit making current	kA	50, 63, 80
Rated short time withstand current	kA	20, 25, 31.5
Rated short circuit duration time	s	4
1 min PF withstand voltage	kV	95
Lightning impulse withstand voltage	kV	185
Rated operating sequence	O-0.3s-CO-180s-CO
Mechanical lifetime	Times	10,000
Rated operation voltage	V	220V DC/AC