| Manufacturer part number (MPN) | RY1-U |
| EAN / GTIN | 6438056179236 |
| Sales unit | pcs |
| External power supply required | No |
| Rated switch current | 8 A |
| Voltage type (operating voltage) | AC/DC |
| Type of electric connection | Screw connection |
| With detachable clamps | No |
| Single-phase under voltage possible | No |
| Three-phase under voltage possible | No |
| Single-phase overvoltage possible | No |
| Three-phase overvoltage possible | No |
| Single-phase hysteresis possible | No |
| Three-phase hysteresis possible | No |
| Contains function DC-under voltage | No |
| Contains function DC overvoltage | No |
| Contains function DC-voltage hysteresis | No |
| Type of voltage measuring range | DC |
| Min. adjustable delay-on energization time | 0 s |
| Min. adjustable off-delay time | 0 s |
| Number of contacts as change-over contact | 1 |
| Width | 23 mm |
| Height | 77 mm |
| Depth | 41 mm |
| Country of origin | Finland |