55KW 3 Phase Variable Frequency Drive 3PH AC400V Input 3PH AC0‑400V Output Variable Frequency Inverter Converter Item Type: Variable Frequency Drive Material: Aluminum Alloy Output Current: 110A Applicable Motor: 55KW. Category Terminal Icon Paragraph name Function Description powersupply 10V GND External + 10V powersupply External supply of+10V power supply, maximum output current: 150mA (with short circuit protection) Generally used as an external potentiometer working powersupply, Potentiometer resistance range: 1k Ω-5k Ω 24V COM External + 24V powersupply External supply of+24V power, generally used as digital input and output terminals Power supply and external sensor power supply Maximum output current: 200mA Analog terminal Al1 GND analog input Input terminal 1 1. Input range: DC0V-10V or 0mA-20mA, determined by parameters P437 Decision 500Ω AI2 GND analog input Input terminal 2 1. Input range: DC0V-10V or 0mA-20mA, determined by parameters P4-37 Decision 500Ω AO1 GND analog input Output current range: 0mA - 20mA, 4-20mA (P5-23 selectable) AO2 GND analog input No current output function J1 jumper cover on isolated main control board to AO2 position, non isolated main control board The control board does not have this function. Digital input X1 COM Digital input 1 HD1 (X5) can also be used as a high speed device in addition to the features of X1 to X4 Pulse input channel. Maximum input frequency: 50kHz 1. Input impedance: 1k0 A: Common point B: Normally closed point C: Normally open point Contact driving capacity: AC250V,3A, C0S φ= 0.4 DC 30V, 1A DC 30V, 1A