The engines used in retractable awning pergola are of tubular type. The body’s geometry, its function, and specific technical characteristics of these engines have made it the most suitable and most optimal engine for retractable roofs. The power source used in these engines are single-phase, 220 V and 50 Hz. The operating time of these engines is 4 minutes, the torque is between 80 and 120 N, the operating temperature of the engine’s sphere is from -20 ° to +50 °, and the engine’s operating temperature is up to 160 °. Its power consumption is also between 130 and 250 Watt.
