Rectifier Transformer              •Introduction to Products 6kV ZHS Series Oil-immersed Rectifier Transformer 10 1)  Rectifier transformers are widely used in electrolysis, electrochemical , driving, traction , static de-dusting ,DC power       transmission fields where rectification power source is necessary . 2)  A rectiformer is used for power supply of rectifying devices , most industrial DC power sources is transformed from an AC       network via rectifying devices consisting of a rectiformer and a rectify. 3)  It is widely used in electrolysis , electrochemical , traction , driving ,DC transmission , frequency conversion and rectified       power source fields. 4)  According to user’s requirements , the secondary winding phase difference can be designed to  30 ,15 ,7.5, for rectification      of  6-phase, 12-phase,24-phase and 48-phase.  5)  Rectifier transformers are combined with a diode or thyristor rectifier. 6)  The applications range from very large aluminum electrolysis to various small and medium size operations. 7)  The transformers may have a built-in or separate voltage regulation unit for direct output regulation of diode rectifiers , and       correspondingly a power factor improvement with a thyristor rectifiers.   •Main Function And Features     6kV ZHS Series Oil-immersed Rectifier Transformer 10 1)  Low loss  2)  Low noise 3)  High efficiency 4)  Low partial discharge 5)  Strong mechanical strength and short-circuit withstand ability . 6)  Operation reliability 7)  Easy maintenance  8)  Pretty outline and compact structure 9)  100% guaranteed no leakage    •Application of Product 1)  Aluminum smelting 2)  Magnesium smelting 3)  Copper smelting 4)  Zinc smelting 5)  The largest installations are those for aluminum electrolysis with several transformer/rectifier units in parallel operation to       achieve the required DC current, in all cases the rectifier can be with diodes or thyristors.   Main Technical Parameters for 6kV~110kV Level ZHS Series                 Oil-immersed type rectifier transformer: 

Type	Rated Power (kVA)	Rated Voltage(V)		Connection Symbol	Weight(kg)			Overall dimension L×W×H(mm)
		Line side	Valve side		Active part	Oil	Total
ZHSZK-400/10	400	10000	50	Dy11y11	1225	1357	4020	2690×1740×2150
ZHSK-500/6.3	500	6300	193	Dy11y5	1100	780	2720	2080×1340×2060
ZHSK-500/10	500	10000	119	Dy11y5	1380	910	3020	1750×1490×2220
ZHSK-630/10	630	10000	255	Dy11y11	1600	910	3350	1885×1460×2165
ZHSK-800/0.5	800	380	168	Dy11y5	1570	900	3710	1850×1900×2320
ZHSK-800/10	800	10000	168	Dy11y5	1665	980	3900	1925×1900×2380
ZHSK-900/0.5	900	380	209	Yyn6yn0	1700	960	3800	2050×1800×2320
ZHSZK-1000/10	1000	10000	140	Dy11y5	3500	1840	6840	2700×1900×2500
ZHSK-1250/10	1250	10000	280	Yy6y0	2640	1460	5450	2170×1660×2560
ZHSK-1500/10	1500	10000	239	Dy11y5	2660	1560	5870	2380×2120×2580
ZHSK-1600/10	1600	10000	246	Dy11y5	2730	1640	6160	2400×2140×2580
ZHSK-1800/35	1800	35000	211	Yy6y0	3300	2200	7300	2550×1830×3080

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