Compact AC drive
200 W ~ 1.7 kW / 220 V, 440 V Rich Electric Co., Ltd.

EI-450M Series
Mini-economic power saving inverter

220V Class (1-Phase Input) 200W~2HP
220V Class (3-Phase Input) 200W~2HP
440V Class (3-Phase Input) 400W~2HP

Features
-Full-range automatic torque boost
-slip compensation
-9-step speed operation (Max.)
-momentary power loss at restart
-frequency reference bias/gain
-fault reset
-speed search
-reference upper /lower limit setting
-overtorque detection
-frequency hold command
-DC injection braking current/ time at start/ stop frequency
-accel/decel time select
-accel/decel hold command
-accel/decel S pattern
-frequency reference with built-in potentiometer
-frequency reference setting
-constants copy (accessory option)
-Full-range-Automatic Torque Boost

High starting torque (150%/ 3Hz) to start the machine smoothly.

Complete Protective Functions

-High-speed current limit to prevent over current (200% or more of the rated current), tripless operation (Momentary power loss restart, stall prevention, fault reset)
-Built-in rush current limited circuit
-Ground fault protection

Multiple Functions

-Multi-speed setting (up to 9 steps)?2-step acceleration/ deceleration, 2-step jump frequency, UP/DOWN selection, jog command…etc.
-Full-range automatic torque boost, slip compensation, stall prevention, over torque detection, DC injection braking…etc.
-Remote speed reference?0~10VDC, 4~20MA?0~20MA, multifunction input and output terminal, analog output monitor, NPN and PNP input signal switch
MODBUS message format, RS485 series communication card available (Optional accessory)
-Built-in digital keypad operator (RCUS-450) with complex digital keypad operator (RCU-450) (Optional accessory)