Product was exactly as described. Our engineers were pleased with the performance.
🔍 Hover to zoomReliable automatic voltage regulation for sensitive industrial equipment, ensuring stable power delivery and protection from voltage fluctuations
| Brand | NISHISHIBA |
| Model | VZRAB |
| Voltage | 400V AC, 3-phase |
| Country of Origin | Japan |
| Weight | 22 kg |
| Dimensions | 320 x 180 x 280 mm |
| Certifications | CE, UL, JIS, ISO 9001 |
| SKU / MPN | VZRAB-400V |
| What’s in the box | Voltage Regulator unit, mounting brackets, user manual, terminal connectors |
| Input Voltage Range | 380V – 440V AC |
| Output Voltage | 400V AC ±1% |
| Frequency | 50/60 Hz |
| Response Time | < 20 ms |
| Cooling Method | Forced air cooling |
| Protection Class | IP20 |
Key benefits: Fast response time, high accuracy ±1% regulation, robust Japanese engineering, wide input voltage range, overload protection, low maintenance design
Typical applications: Manufacturing plants, CNC machines, semiconductor fabrication, hospital equipment, data centers, telecommunications facilities, laboratory power supply
Lifecycle: Active product line, 15+ years of expected service with available spare parts
Product was exactly as described. Our engineers were pleased with the performance.
Please contact us if you need product documentation or technical information.





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