Item Type: Frequency controller Model: AT830-1.5KW Application Range: AC asynchronous motor Number of Power Phases: Three-phase Rated Voltage: Three-phase AC380 20% (V) Supply Voltage: Low voltage Adapted Motor Power: 1.5 (kW) Cooling Level: Air-cooled, with fan control Filter: Built-in filter Nature of DC Power Supply: Voltage type Control Mode: V / F closed loop, simple vector control Output Voltage Adjustment Method: PWM control Appearance: Plastic shell Rated Current: 4.1 (A) Dimension: (Width x Height x Thickness): Approx. 95 x 128 x 159mm / 3.74 x 5.04 x 6.26in Package List 1 x Frequency Controller 1Three-phase motor governor supports three-in and three-out, which works under 380V. 2With high performance, the frequency inverter drives with high for torque, high precision and wide speed regulation. 3Given that such frequency converter is ergonomically designed control panel with scientific layout, and it is easy to use. 4Supports environmental protection, frequency controller keeps low noise and low electromagnetic interference. 5Meanwhile, the frequency controller provides protection methods: such as overcurrent, overvoltage and undervoltage, module failure, overheating, short circuit, input and output phase loss, abnormal motor parameter adjustment, electronic thermal relay, etc.