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SD/SDC series alternator (generator) is generating and welding dual use alternators, which is suitable to be driven by an internal combustion engine. It is of drip-proof, salient pole rotating field, and adopt harmonic excitation system,easy operation and maintenance.
The alternator is three phase, four wire type,selected star connection with neutral point. Or single phase. It can be coupled with a prime mover directly or through V-belt
Electric performance
Rated output power: 3kw-15kw(3.75kva-18.75kva)
Rated voltage:400v, 230v
Rated frequency: 50/60hz
Rated speed: 1500/1800rpm
Excited type: Harmonic self excited
Insulation: Class B
Protection: IP21
Power factor:0.8 or 1.0 lagging
Voltage regulation: AVR automatic control
This series alternator can be operated continuous at rated load under following conditions:
Altitude above sea level: ≤1000 meters
Cooling air temperature:
|
Alternator |
Output(KW) |
Voltage(V) |
Current(A) |
Welding voltage |
Welding |
Continuous rate |
Curreent |
|
Single phase 230V 50HZ/1500r/min cosφ 1.0 |
|||||||
|
SD-3 |
3 |
230 |
13 |
< 80 |
120 |
40% |
60-140 |
|
SD-5 |
5 |
230 |
21.7 |
< 80 |
160 |
40% |
70-200 |
|
SD-7.5 |
7.5 |
230 |
32.6 |
< 80 |
200 |
40% |
80-240 |
|
SD-10 |
10 |
230 |
43.5 |
< 80 |
230 |
40% |
100-300 |
|
SD-12 |
12 |
230 |
52.2 |
< 80 |
300 |
40% |
140-320 |
|
SD-15 |
15 |
230 |
65.2 |
< 80 |
380 |
40% |
150-400 |
|
Three phase 400V 50Hz/1500r/min cosφ 0.8 |
|||||||
|
SDC-3 |
3 |
400 |
6.3 |
< 80 |
120 |
40% |
60-130 |
|
SDC-5 |
5 |
400 |
9.0 |
< 80 |
140 |
40% |
60-150 |
|
SDC-7.5 |
7.5 |
400 |
13.5 |
< 80 |
180 |
40% |
70-200 |
|
SDC-10 |
10 |
400 |
18.1 |
< 80 |
225 |
40% |
80-280 |
|
SDC-12 |
12 |
400 |
21.7 |
< 80 |
280 |
40% |
100-300 |
|
SDC-15 |
15 |
400 |
27.1 |
< 80 |
380 |
40% |
120-400 |
|
Model |
Mounting Dimensions (mm)
|
Overall Dimensions (mm)
|
Weight (kg)
|
|||||||||||||||
|
KW
|
A
|
B
|
C
|
D
|
E
|
F
|
G
|
H
|
K
|
a
|
b
|
h1
|
h
|
L1
|
L2
|
g
|
||
|
SD-5
|
5
|
254
|
254
|
108
|
Ø38
|
80
|
10
|
33
|
160
|
15
|
50
|
310
|
25
|
440
|
580
|
325
|
40.8
|
120
|
|
SD-7.5
|
7.5
|
254
|
254
|
108
|
Ø38
|
80
|
12
|
33
|
160
|
16
|
50
|
310
|
25
|
440
|
580
|
325
|
40.8
|
130
|
|
SD-10
|
10
|
279
|
203
|
121
|
Ø42
|
110
|
12
|
37
|
180
|
15
|
60
|
339
|
25
|
480
|
610
|
365
|
44.8
|
140
|
|
SD-12
|
12
|
279
|
203
|
121
|
Ø42
|
110
|
12
|
37
|
180
|
15
|
60
|
339
|
25
|
480
|
610
|
365
|
44.8
|
155
|
|
SDC-5
|
5
|
254
|
254
|
108
|
Ø38
|
80
|
10
|
33
|
160
|
15
|
50
|
310
|
25
|
440
|
580
|
325
|
40.8
|
120
|
|
SDC-7.5
|
7.5
|
254
|
254
|
108
|
Ø38
|
80
|
12
|
33
|
160
|
16
|
50
|
310
|
25
|
440
|
580
|
325
|
40.8
|
130
|
|
SDC-10
|
10
|
279
|
203
|
121
|
Ø42
|
110
|
12
|
37
|
180
|
15
|
60
|
339
|
25
|
480
|
610
|
365
|
44.8
|
140
|
|
SDC-12
|
12
|
279
|
203
|
121
|
Ø42
|
110
|
12
|
37
|
180
|
15
|
60
|
339
|
25
|
480
|
610
|
365
|
44.8
|
155
|
