• Equipment Type: Fan / Ventilation System (Ventilateur). • Power: 1.1 kW. • Frequency: 50 Hz. Made in France Manufacturer: G. Mouzon S.A. Key Technical Specifications from the Dynamo Data Plate: • Manufacturer: SIEMENS • Model / Part Number: 1LA7083-2AA10 • Power: • At 50 Hz: 1.1 kW (approx. 1.5 HP) • At 60 Hz: 1.3 kW • Speed (RPM): • At 50 Hz: 2845 RPM (Fast Rotation / 2 Pole) • At 60 Hz: 3435 RPM • Operating Voltage: • At 50 Hz: • Delta Connection (Δ): 220–240 V (Current 4.2 A) • Star Connection (Y): 380–420 V (Current 2.4 / 2.40 A) • At 60 Hz: • Delta Connection (Δ): 460 V (Current 2.4 A) • Star Connection (Y): 440–480 V (Current 2.45–2.35 A) • Protection Class (IP): IP55 (Dust and water spray resistant) • Power Factor (\(cos \phi\)): 0.87 (at 50 Hz)