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Rated insulation voltage	Ui	(V)	800
Impulse withstand voltage	Uimp	(kV)	8
Rated thermal current at 40°C	Ith/Ithe	(A)	160
Rated operational current
AC-21A	415V	(A)	160
	500V	(A)	160
	690V	(A)	160
AC-22A	415V	(A)	160
	500V	(A)	160
	690V	(A)	160
AC-23A	415V	(A)	160
	500V	(A)	125
	690V	(A)	100
Rated making capacity at 415V AC23		(A)	1600
Rted breaking capacity at 415V AC23		(A)	1280
Rated operational power AC23	415V	(kW)	69
	500V	(kW)	83
	690V	(kW)	90
Short-circuit withstand current 1 sec	(400V)	(kA)	3
Rated fuse short circuit current
Back up fuse gG		(A)	125
R.M.S. value		(kA)	50
Peak value		(kA)	10,5
Mechanical endurance		n.	30000
Electrical endurance		n.	1000
Power loss per pole		W	3
Cable section		mmq	10÷10
Max terminal torque		Nm	6
Operation torque		Nm	2,6
Auxiliary contacts AC 15/415V		A	3
Net weight 3 poles		Kg.	0,4
Net weight 4 poles		Kg.	0,5
*With added terminal

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