Safety isolating transformer
EL 28/12
Characteristics
Benefits
› Solder tab for free wiring
› Very good corrosion protection and low noise thanks to BLOCK IMPEX vacuum impregnation
› Simple mounting thanks to robust metal footplate with oval slots
| Product | Safety isolating transformer |
| Order number | EL 28/12 |
| Power | 28 VA |
| Input | 230 V |
| Output | 2 x 12 V • 1.167 Aac |
| Phases | 1 |
| Frequency range | 50 Hz to 60 Hz |
| No-Load Losses | 3.1 W |
| EN insulation class | E (120°C) |
| Duty Cycle | 100 % |
| Wire material | Copper |
| Efficiency | 77 % |
General
| Short circuit proof | not short-circuit proof |
| Switching group | Iii0 |
| Cooling type | AN |
Environment
| Ambient temperature | -20 °C to 40 °C / -4 °F to 104 °F |
| Max. installation height | 2,000 m / 6,562 ft |
Protection and Safety
| Protection type | IP 00 |
| Protection class (prepared) | II |
| Overvoltage category | III |
| Degree of contamination | 2 |
Electrical Connections
| Input terminal | Soldering eye |
| Output terminal | Soldering eye |
Size and Weight
| Width | 56 mm / 2.2 in |
| Height | 55 mm / 2.17 in |
| Depth | 60 mm / 2.36 in |
| Weight | 0.67 kg / 1.48 lbs |
| Low Voltage Directive | EN 61558-2-6 |
Conrad Electronic SE
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