Shanghai sen's electric institute

1 Product use

This product has no contact, good waveform and large capacity. Widely used in electromechanical, metallurgy, chemical, medical, radio and television, postal, military and other occasions that require stable load voltage.

2 Product Features

a. Adopt digital automatic control, which can stabilize the load voltage by local control and remote control;

b. The voltage regulation has high precision and can be adjusted within the range of±(1~5)% accuracy;

c. The output voltage waveform distortion rate is small;

d. Low loss and high efficiency (greater than 98%);

e. The capacity is 16~12500KVA, which can be easily selected by different users.

3 Product Specifications

Product number	cool down Way	Rated capacity kVA	Phase	frequency Hz	Input voltage range V	Rated output voltage V
WDA-xxx	oil immersion self-cooling	25～125	1	50 (60)	220±15%	220±(1～5)%
WDA-xxx		25～125			380±15%	380±(1～5)%
WDA-xxx/6		1000～3150			6000±15%	6000±(1～5)%
WDA-xxx/10		800～2000			10000±15%	10000±(1～5)%
WSA-xxx		40～1250	3		380±15%	380±(1～5)%
WSA-xxx/6		1600～10000			6000±15%	6000±(1～5)%
WSA-xxx/10		1250～8000			10000±15%	10000±(1～5)%
WDFA-xxx	dry air cooling	50～250	1	50 (60)	220±15%	220±(1～5)%
WDFA-xxx		50～250	1		380±15%	380±(1～5)%
WSFA-xxx		80～400	3		380±15%	380±(1～5)%

Note:①The xxx data in the product model indicates the rated capacity;

②The voltage stabilizer designed according to 50Hz can also be used for 60Hz power supply;

③Capacity according to R10 priority number system: 25, 31.5, 40, 50, 63, 80, 100, 125, 160, 200, 250, 315, 400, 500, 630, 800, 1000, 1250, 1600, 2000, 2500, 3150, 4000, 5000, 6300, 8000, 10000kVA;

④When the input voltage range is±20%, the rated capacity is 0.7 times that of±15%;

⑤The company can also undertake the design and manufacture of products that are not in the capacity and voltage specifications listed in this table.