LHR17 Fuse Switch-Disconnector  is a new product ,it's rated insulation voltage up to 800V,rated operaional voltage up to 690V,rated operational current up to 630A,raged frequency 50/60Hz,The standard is according to IEC60947-3.

 

Rated thermal current(A)		160	250	400	630
Rated insulation voltage(V)		800
Rate  current	690V   AC20	160	250	400	630
	400V   AC21	160	250	400	630
	400V   AC22	160	250	400	630
	690V   AC20	160	250	400	630
	690V   AC21	100	200	315	425
	690V  AC22	100	160	315	315
Operating force		<250	<350	<350	<450
Matched fuse	Size	NT00	NT1	NT2	NT3
	Rated current of  matched fuse in 400V (breaking capacity)	20,25,32,35,40,50,63,80, 100,125,160( >100kA)	80,100,125,160,200,224,250( >100kA)	125,160,200,224,250, 300,315,355,400( >100kA)	315,355,400,425,500, 630( 100kA)
	Rated current of  matched fuse in 690V (breaking capacity)	20,25,32,35,40,50, 63,80,100( >50kA)	80  100   125  160  200 (>50kA)	123,160,200,224,250, 300,315(> 50kA)	315  355  400  425 (>50kA)