J.V. OSAKI
Tested energy meters of this manufacturer are listed below
| WO No | 2083889 |
| QUA/CAL | |
| Report No | 05-1803 |
| Country | Japan |
| Type | WAD1 |
| Class (Wh) | 1 & 2 |
| Elements | 1-phase |
| Wiring | 2-wire |
| Connection | Direct connected |
| Technology | Static (electronic) |
| Frequency | 50 or 60 |
| Current | 10(60) |
| Voltage | 120, 220, 230 or 240 |
| Register | LCD |
| Standards | IEC 62053-21 |