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ATV312H075N4

The Schneider Electric ATV312H075N4 is a variable frequency drive (VFD) from the Altivar 312 series, designed for controlling the speed and torque of three-phase asynchronous motors. This model is a compact, cost-effective drive engineered for basic pump and fan control applications, offering essential features like energy-saving functions and simple setup for HVAC and light industrial uses.

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Specifications Parameter Specification Product Type Variable Frequency Drive (for Pumps & Fans) Series Altivar 312 Rated Power 0.75 kW (1 HP) Rated Output Current 2.1 A (at 400V) Supply Voltage 3-Phase, 380-480V AC, 50/60 Hz Output Frequency Range 0.5 - 599 Hz Control Modes V/F (Voltage/Frequency) with multiple preset curves, including a dedicated Pump/Fan curve. Key Features • Energy Saving Mode (automatic optimization) • PID Controller (for pressure/flow control) • Flying Start (catching a spinning motor) • Multiple Preset Speeds Communication Integrated Modbus serial communication (RS-485). Optional communication cards available. I/O Terminals • Digital Inputs: 3 • Relay Output: 1 (Fault) • Analog Input: 1 (0-10V) • Analog Output: 1 (0-20mA) Protection Features Motor thermal overload, short-circuit, ground fault, overvoltage, undervoltage, drive overtemperature. Enclosure Rating IP20 (for cabinet mounting) Ambient Temperature -10°C to +50°C (without derating; up to +60°C with derating) Mounting Wall or DIN-rail mounting (with optional kit) Display/Interface Integrated basic display (may be optional or simplified) Standards CE, UL, cUL, RoHS