1、INTIMATE DESIGN: The frequency converter adopts independent air duct design, which can quickly cool down, and the dual row digital tube display is convenient and practical. 2、SUPPRESSION PROTECTION: The frequency converter has overvoltage and overcurrent suppression protection, which can automatically adjust to prevent faults caused by excessive voltage and current. 3、HIGH SAFETY: The frequency inverter uses industrial flame retardant ABS shell, with high impact and heat resistance, strong flame resistance, and high safety and reliability. 4、STRONG LOAD CARRYING: The frequency converter adopts an integrated IGBT module, which has strong load carrying capacity and better stability. 5、WIDE APPLICATION: This variable frequency drive is widely used in the speed regulation of various three phase asynchronous motors, improving production efficiency. Item Type: Variable Frequency Drive Material: Flame Retardant ABS Model: SKI90 3D0G 4 Input: 3PH AC380V±15% 10.5A 50-60Hz Output: 3PH AC0-380V 9.0A 0-400Hz Power Capacity: 5.9KVA Adaptive Motor: 3KW 5HP Category Terminal Symbol Segment Name Function Description Power Supply 10V GND External +10V power supply External supply of +10V power supply, maximum output current: 150mA (with short circuit protection), generally used as external potentiometer working power supply Potentiometer resistance range: 1-5kΩ 24V COM External +24V power supply External supply of +24V power supply, generally used as a working power supply and external sensor power supply for digital input and output terminals Maximum output current: 200mA Analog Terminal Al1 GND Analog input terminal 1 1. Input range: DC0-10V 0-20mA, determined by parameter P437 No current output function The J1 jumper cap on the isolated main control board is at the AO2 position, while the non isolated main control board does not have this function Digital Input X1 COM Digital input 1 In addition to the characteristics of X1 to X4, HD1 (X5) can also be used as a high speed pulse input channel. Maximum input frequency: 50kHz 1. Input impedance: 1k0 X2 COM Digital input 2 X3 COM Digital input 3 X4 COM Digital input 4 HDI COM (X5 Terminal) Digital input 5 High speed pulse input terminal A+ B- RS485 communication A+ is the positive input of the 485 communication differential signal, and B- is the negative input of the differential signal Digital Output Y1 COM Open collector output When used as a collector open circuit output terminal (J1 jumper cap on the 90 isolated main control board to the AO2 position) HDO COM High speed pulse output Restricted by the function code P5-00 HDO terminal output mode selection, it is output as a high speed pulse with a maximum frequency of 50 kHz. When output as a collector open circuit, the specification is the same as Y1 K1A K1B K1C Relay 1 terminal Contact Description: A: Common point B: Normally closed point C: Normally open point Contact driving capacity: AC250V, 3A, C0S φ= 0.4 DC 30V, 1A K2A K2B K2C Relay 2 terminal 1 x Variable Frequency Drive 1 x User Manual