Single phase pump protection relay FRD311 220V, 50/60HZ
EAN: 4823117808675
Single phase voltage monitoring relay is used to protect against phase failure, voltage asymmetry, over and under voltage.
- Microcontroller based.
- Supply voltage control.
- Voltage measurement error.
- Auto/reset.
- LED indication for power supply and relay status.
- Module DIN-rail mounting.
- Specifications
- Schematic diagram
- Dimension sizes
| Standard | EN/IEC 60730-1, |
| Number of phase | L-N |
| Supply voltage Un, V, AC | 220±20% |
| Supply terminals | B1-B2 |
| Rated frequency, f, Hz | 50/60 |
| Current setting, А | 0.5~5 |
| Undercurrent setting, А | (0.4-0.9) х current setting value |
| Overvoltage trip value, V | 265 |
| Undercurrent reset time, min | 2~60 |
| Undercurrent trip delay, s | 4 |
| Overvoltage trip delay, s | 1 |
| Reset mode | manual, automatic |
| Trip class | 10 |
| current load, A | <8/AC1 |
| Number of poles | 1 С/O |
| Contacts capacity | 2A/AC15 |
| Rated voltage of the insulation Ui, V | 250 |
| Protection class | ІР20 |
| Pollution degree | 3 |
| Commutation wear resistance | 105/106 |
| Cross-section of connecting conductors, mm² | 0.5...2.5 |
| Bolt tensioning torque, Nm | 0.5 |
| DIN rail mounting | yes |
| Altitude above sea level, m | 2000 |
| Operating temperature range, °C | -5...+40 |
| Storage temperature range, °C | -10...+50 |
