Lock EWA 50.1505 150 Nm 4,5 rpm We66 400V 50Hz

• Type: EWA 50.1505 – Electric drive with worm gear
• Model number: 12508.1505.3205
• Torque: 150 Nm
• Speed: 4.5 rpm
• Voltage: 400 V, 3-phase, 50 Hz
• Power: 0.46 kW
• Current draw: 0.94 A
• Weight: 18.4 kg
• Design: We66 (WL 280 mm)
• Protection class: IP55
• Duty cycle: S3–40% (intermittent)
• Temperature range: –5 °C to +60 °C
• Limit switch: END20.20
• Application: Ventilation and shading systems in greenhouses

The Lock EWA 50.1505 with model number 12508.1505.3205 is a premium electric drive unit designed for automated ventilation and shading systems in greenhouses. Its self-locking double worm gear ensures precise positioning without overrun—ideal for demanding control applications.

With a torque of 150 Nm and a controlled speed of 4.5 rpm, the drive delivers smooth and powerful motion even under heavy loads. 

Engineered for intermittent operation (S3–40%), the EWA 50.1505 is well-suited for cyclical ventilation tasks. Its wide temperature tolerance from –5 °C to +60 °C makes it resilient to seasonal fluctuations.

As part of Lock’s premium range, this drive stands out for its exceptional durability, quiet performance, and maintenance-free operation. A long-lasting solution for professional greenhouse automation with minimal downtime and maximum reliability.