Model

Singe-phase 230V 50Hz /1500r/min COSφ=1.0

Rated Power

Rated Voltage 
(V)

Rated
Current
(A)

Welding
Voltage under
noload (V)

Welding
current
(A)

Continous rate
under load
(%)

Current adjusttment
range for 
welding
(A)

KW

KVA

SD-5

5

5

230

21.7

80

160

40

70-200

SD-8

8

8

230

32.6

80

200

40

80-240

SD-10

10

10

230

43.5

80

230

40

100-300

SD-12

12

12

230

52.2

80

300

40

140-320

Model

Three-phase 400V 50Hz 1500r/min COSφ=0.8

SDC-5

5

6.3

400

9

80

140

40

60-160

SDC-8

8

10

400

13.5

80

180

40

70-200

SDC-10

10

12.5

400

18.1

80

225

40

80-280

SDC-12

12

15

400

21.7

80

280

40

100-300