smartARS 3 pro – vertical fuse switch disconnector

smartARS 3 pro

Vertical fuse switch disconnector

Parameter		smartARS 3 pro
Rated thermal current I_thwith fuse links	A	630
Rated thermal current I_th with solid links	A	750
Rated voltage U_n	V	690
Utilization category	-	AC-23B
		AC-23B
		AC-21B
Rated switching voltage U_e	V	400, 500, 690
Rated switching current I_e	A	630
Rated short-circuit making current	kA	80 for 690 V
Rated short-circuit making current	kA	120 for 500 V
Rated short-circuit withstand current	kA	100 for 690 V
Rated short-circuit withstand current	kA	120 for 500 V
Rated insulation voltage U_i	V	1000
Rated impulse withstand voltage U_imp	kV	12
Rated frequency	Hz	50-60
Mechanical durability	Number of cycles	1000
Electrical durability	Number of cycles	200
IP degree of protection	-	30
Fuse links size	-	3