This product is a star-delta control relay with two adjustable time ranges: star function (0.1 to 600 s) and star to delta function (50 to 130 ms). Housing 17.5 mm wide suitable for DIN-rail mounting. Fits in M36 cover.
The DAC51 is a star‑delta control relay designed for DIN‑rail installation. It offers selectable star‑time ranges from 0.1 s to 600 s and a star‑to‑delta delay adjustable between 50 ms and 130 ms, with automatic start and repeatability of 0.2 %.
Technical data include a 5 A SPDT relay with a neutral centre position, power supply range of 24 V to 240 VAC/DC, rated insulation voltage of 250 VAC, and mechanical life of 3 × 10⁹ operations. The unit complies with IEC standards, has an IP20 protection rating, and measures 17.5 × 81 × 67.2 mm, weighing 85 g.
| Star time range | 0.1 to 600 s |
|---|---|
| Star‑to‑Delta delay | 50 to 130 ms |
| Output relay | 5 A SPDT relay with neutral centre position |
| Power supply voltage | 24 to 240 VAC/DC |
| Rated insulation voltage | 250 VAC (RMS) |
| Mechanical life | 3 × 10⁸ operations |
| Repeatability | 0.2 % |
| Operating temperature | -20 °C to 60 °C (RH < 95 %) |
| Housing dimensions | 17.5 × 81 × 67.2 mm |
| Weight | 85 g |
| Power‑ON delay | 100 ms |
| Power‑OFF delay | 100 ms |
The star time can be set from 0.1 seconds up to 600 seconds.
The star‑to‑delta delay is adjustable between 50 ms and 130 ms.