Features:  1. Built-in braking unit,only need external braking resistor to achieve fast forward and reverse rotation switching.  2. RS485 communication,multiple communication protocols are optional,with linkage synchronization control function.  3. Multi-segment operation,16-segment programmable multi-speed control,multiple operating modes are available.  4. Wide output frequency range,low frequency mode:0-400Hz.  5. PID control,widely used in constant pressure water supply,wind pressure constant pressure control,etc.    Specification:  Condition:  Item Type: Light Duty Frequency Converter  Model:SKI780-5D5G-4  Application Range:Universal for Light load type equipment  Power Phase Number:Three Phase  Power Supply Voltage:Three-phase AC380V 47/63Hz  Output Voltage:Three-phase AC380V  Supply Voltage:Low Voltage  Adapted Motor Power:5.5& 65288;kW& 65289;  DC Power Supply Properties:Voltage Type  Control Method:Current Vector  Output Voltage Regulation Mode:PWM Control  Rated Current:13& 65288;A& 65289;  Product Size:Apprtox. 180 x 115 x 95mm / 7.1 x 4.5 x 3.7in  Panel Opening Size:Approx. 61 x 81mm / 2.4 x 3.2in  Weight:1.5kg / 3.3 lb(approx.)    Package List:  1 x Frequency Converter  1 x User Manual