- JJW precision purification AC power supply
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- SBW (DBW) high power compensation type power regulator
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- SG.ZSG.SGK three-phase dry (rectifier) transformer
- JTN automatic inverter power supply
- WYJ adjustable DC power supply

General
JSW series precision purification three-phase AC constant current is composed of JJW series single-phase power supply through "star" connection, so it has all the advantages of single-phase power supply. Overvoltage (undervoltage) protection, overload protection, phase loss protection and other functions. It is an ideal regulated power supply for production enterprises, scientific research units, medical and health fields, various test equipment, measuring equipment, and electronic equipment.
Application
It is suitable in computer network project, electronic instruments, armarium, research institute, measurement and test device, factorytest board and so on.
Model, Dimension and Weight
Model |
Output capacity |
Volume cm(LxWxH) |
Weight kg |
JSW-3KVA |
3KVA |
52x33x77 |
55 |
JSW-6KVA |
6KVA |
52x33x77 |
61 |
JSW-9KVA |
9KVA |
52x33x77 |
70 |
JSW-15KVA |
15KVA |
57x35x86 |
86 |
JSW-20KVA |
20KVA |
57x35x86 |
120 |
JSW-30KVA |
30KVA |
70x42x110 |
136 |
JSW-50KVA |
50KVA |
75x48x116 |
202 |
JSW-60KVA |
60KVA |
75x48x116 |
230 |
JSW-100KVA |
100KVA |
90x60x131 |
330 |
Technical parameter
Input voltage stabilizing range |
310V - 450V ± 3% |
Suitable input range |
280V - 480V |
Frequency |
50HZ ± 5% |
Output voltage |
Phase voltage: 220V ± 0.15%, Line voltage 380V ± 1% |
Power source voltage effect |
≤ + 1 % |
Waveform distortion |
≤ + 5% (Additional) |
Response time |
30 ~ 60ms |
Efficiency |
≥ 92% (full load) |
Peak absorpion |
Input 3000v/3us peak output ≤ 30v |
Over-voltage alarm protection |
Phase voltage 246V ± 4V Line voltage 425V ± 7V |