Main technical parameters of withdrawable rectifiers

Name of parameter	U. of m.	Value
Structure of rectifier power part	-	“diode-fuse”	“diode-diode”
Rated output voltage	V	600, 750, 825
Rated output current	А	3000-8000	1200-4000
Duty class (acc. to EN 50328)	-	VI
Overloads	s	1.0 — continuous 1.5 — 7200 s 3.0 — 60 s
Auxiliaries network voltage	V	=110/220; ~230
Rectification circuit	-	bridge, 6-,12-pulse
Number of connection circuit (acc. to EN 50328)	-	8, 9
Failure mode of semiconductor devices (acc. to EN 50328)	-	T, F, R modes
Rated network frequency	Hz	50
Cooling type (acc. to EN 50328)	-	natural, air (AN)
Power factor (calculated), min.	-	0.95
Efficiency factor (calculated), min.	%	98
IP class (acc. to IEC 60529)	-	IP20