1.Wide voltage range
2.Input voltage display,output voltage display
3.Output delay time selectable

Specifications:

1)Input voltage:160-270V
2)Output voltage:220 10%
3)Phase:single-phase or three-phase
4)Frequency:50/60HZ
5)Ambient temperature:-5~+40c
6)Ambient humidity:less than 90%
7)Temperature rise(input voltage200v,output voltage 220v and rated load):less than 75°C
8)Insulation resistance:more than 3m at DC 500v