NA8
Application:		LV air circuit breaker up to 6300A
Poles:			3, 4
Nominal voltage:	400, 690V AC
Nominal current:	200, 400, 630, 800, 1000, 1250, 1600, 
                                2000, 2500, 3000,  4000, 5000, 6300A
Standard:		IEC/EN 60947-2