| Iskra Part Number | DTS 4 230VAC |
| Function | Yearly Time Switch |
| Nominal Voltage | 240 VAC |
| Digital Output | 2 x C/O (SPDT) (Changeover -Single Pole Double Throw), 250VAC/DC @ 16 Amp |
| Min Breaking Current | 10mA/12VDC |
| Timing Ranges | Minutes, Hours, Days, Weeks, Months, Astro, Sunset/Sunrise |
| Minimum Pulse Duration | 30ms/100ms with load |
| Repeatability | 0.5% |
| Reset Time | 120ms |
| Isolation | 4kV |
| Repetition Accuracy | 0.5% |
| Threshold Adjustment Range | 10 → 100 % of the range |
| Termination Style | Screw |
| Weight | 80g |
| Factory Pack Qty | 1 |
| Over Voltage Category | 3 in accordance with IEC/EN 60664-1 |
| Pollution Degree | 2 in accordance with IEC/EN 61131-2 |
| Protection rating | IP40 (Front), IP20 (Rear) |
| Mechanical Resistance | Immunity to vibrations IEC/EN 60068-2-6, test Fc Immunity to shock IEC/EN 60068-2-27, test Ea |
| Resistance to HF Interference | Immunity to radiated electrostatic fields IEC/EN 61000-4-3 Immunity to fast transients (burst immunity) IEC/EN 61000-4-4, level 3 Immunity to shock waves IEC/EN 61000-4-5 Radio frequency in common mode IEC/EN 61000-4-6, level 3 Voltage dips and breaks (AC) IEC/EN 61000-4-11 Immunity to damped oscillatory waves IEC/EN 61000-4-12 |
| Conducted and radiated emissions | Class B (*) in accordance with EN 55022, EN 55011 (CISPR22, CISPR11) group 1 (*) Except configuration (88 970 1.1 or 88 970 1.2) + (88 970 250 or 88 970 270) + 88 970 241 class A (class B in a metal enclosure) |
| Operating Temperature | -20 →+70 °C except CB and XB versions in VDC : -30 →+70 °C (+40 °C in a non-ventilated enclosure) in accordance with IEC/EN 60068-2-1 and IEC/EN 60068-22 |
