Transformer of 4/ 8/12 VAC. Dimensions: 90 x 55 x 65mm. Main power supply 230V ± 10 %, 50/60 Hz. Standard EN 61558-2-8. Power 24A. Secondary 24V - 2 x 12V with middle point. DIN RAIL: Module number: 3. Class II. IP20. Operating temperature: 30°C to +70°C.