Part of the SINAMICS family of SIEMENS, this module is designed to provide a high-performance control interface solution for air-cooled drive systems. It is suitable for automatic production line, robot control and various industrial control systems.

Key Parameters Item Specification / Description Valve Type Electro-proportional flow control cartridge valve (poppet type) Style / Orientation B style — side-in, nose-out Function (de-energized) Port-to-port flow blocked (normally closed) Function (energized) Flow allowed, rate proportional to coil current Cartridge / Cavity NG16, cavity C-16-3S Maximum Working Pressure 280 bar Rated Flow Capacity 0–160 L/min Operating Fluid Anti-wear hydraulic oils; standard Buna-N seals, Viton optional Fluid Viscosity Range 10–800 cSt Operating Temperature Range –30 °C to +90 °C Internal Leakage (max) ≤ 10 cm³/min at 140 bar Coil Supply Voltage 24 V DC Coil Current for Max Flow ~0.7 A @ 24 V DC Recommended Filtration 15/13/11 (high pressure) or 17/15/12 (lower pressure)

The Schneider ATV71HC20Y is an 18.5 kW (25 HP) VFD for three-phase motors with 380V-480V input and 0-590 Hz output. It supports V/f and Sensorless Vector Control.