Introduction This VFD can be used for constant torque loads ( such as hard starting: Air compressors) and variable torque loads (such as pumps, fans, etc).The input for this VFD is 1 or 3 phase as you like.It can be used as a motor speed control and a phase converter.Many customer bought our VFD from us to use for:Lathes, Mills, Car Hoists, Pumps and Conveyors. Technical Parameters Power:4KW Inpute Voltage:220(We also stock 380±15%, please contact us for item stock) Inpute Frequency:48 to 63 Hz Output Voltage:208 to 240VAC (analogous to Input Voltage) Outpute Frequency:0 to 400 Hz Inpute Phase:1 or 3 phase as you like Outpute Phase:3 phase Item Manufactuer: From a well-known manufacture who manufacture VFD for more than 12 years. Warranty: 2 years Features 1.Fin over-heat protection, restriction of reverse running, direct start after power on, fault reset, parameter lock PID, one-drive-more, etc. 2.RS485 communication port,adopting standard international MODBUS main circuit control; 3.Broad voltage working area. 4.PID control: advanced calculous PID closed-loop arithmetic, quick responding speed and high suitabil. 5.Broad voltage working area 6.Various control technique by both synchronization and non-synchronization, dynamically realize fast starting without changing brakes 7.Carrier adjustable by 16KHZ, completely soundless working environment 8.RS485 communication port,adopting standard international MODBUS main circuit control. 9.Auto voltage regulation (AVR) technique,ensuring the inverter load capability 10.With perfect error protection and short circuit starting protection capability Warranty: 2 years ISO9001 quality certifications which means this item is the top quanlity item
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