Twilight switch control lightning systems according to environmental light level. They are used on yards, streets or shop Windows for automatically switching the lights ON at the beginning of darkness and switch them OFF in the morning.
Passport
Twilight switch FRS21
Standard | EN/IEC 60730-1, |
Supply terminals | А1, А2 |
Supply voltage AC/DC, V | 220 |
Rated frequency, f, Hz | 50/60 |
Sensitivity threshold | 2~100 Lux |
Switch-on delay | 2-5 |
Switch-off delay | 10-15 |
Hysteresis (switching off/on ratio) | 1.20 |
Output contact | 1 С/O |
Current rating A/V, AC1 | 25/250 |
MAX current load, W: |
|
| 3 000 |
| 3 000 |
| 1 000 |
| 1 300 |
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 ... 1 |
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 | -25...+40 |