The manual describes features, technical specifications, installation, wiring, operation, and maintenance of the DBW/SBW5 AC voltage stabilizer.
The DBW/SBW5 compensation type AC voltage stabilizer provides automatic voltage regulation for industrial and commercial applications. It combines a compensation transformer, control circuit, sampling circuit, output control and bypass circuit to maintain stable output voltage despite input fluctuations or load changes.
The document includes product characteristics, circuit diagrams, technical parameters, installation and wiring instructions, operation procedures, routine maintenance, troubleshooting, and ordering information. It also specifies environmental requirements and safety protections for reliable long‑term operation. This manual is written in Chinese.
| Input voltage range | 176‑264 V / 304‑456 V |
|---|---|
| Efficiency | ≥ 98 % |
| Output voltage | 220 V / 380 V ± (1‑5) % |
| Insulation resistance | > 2 MΩ |
| Output voltage waveform | Sine wave |
| Hi‑pot withstand voltage | 2000 V for 1 min |