Introduction: AS-M20 series inverter adopts advanced non-speed sensor vector technology, advanced motor parameter identification, online estimation technology and advanced flux estimation technology, both in the speed range or in the dynamic response, control accuracy and low-frequency torque have been greatly improved, AS-M20 series low-power inverter has rich application functions and perfect protection functions, more convenient and reliable to use.

Product parameters
Power input
Rated voltage: T4 (three-phase 400V class): three-phase AC, (380-460) V
Rated frequency: 50/60Hz ±5%
Power output
Output voltage: 0-100% input voltage
Rated output current: Varies by model, see standard specifications for details
Overload capacity: heavy load (G): 150% rated output current 60s, 200% rated output current 2s
Light load (P): 120% rated output current for 60s
Control performance
Control mode: constant torque V/f, quadratic load V/f, no PG vector control, energy-saving mode
Frequency setting method: external terminal (including logic multi-speed, analog input, UP/DOWN given), keyboard panel, serial communication
Command given mode: external terminal (i.e. logical input), keyboard panel, serial communication
Frequency setting accuracy: Keyboard panel, UP/DOWN given: 0.1Hz Analog given, serial communication: 10bit (0.05Hz/50Hz)
Low Frequency Torque: No PG V/f Control: 150% Rated Torque/3Hz No PG Vector Control: 150% Rated Torque/0.5Hz
Speed control range: 1:40 without PGV/f control and 1:200 without PG vector control
Speed Control Accuracy: No PGV/f Control ±2% No PG Vector Control ±0.2%
Acceleration and deceleration time: 0-3200.0 seconds
Switching frequency: 1.5kHz-12kHz, the switching frequency can be automatically reduced according to the junction temperature
Comes with a control power supply
Output voltage: 5VDC±5% (1 channel), 24VDC ±5% (1 channel)
Maximum load: 5V: 10mA maximum current for reference potentiometer
24V: 100mA maximum current, used for logic input
Analog inputs
Quantity: 2 channels: AI1 and AI2
Type: DC voltage or DC current
Maximum input range: AI1: 0-5VDC, or 0-10VDC, or 0/4-20mADC AI2: 0-10VDC, or PTC probe input
Analog output
Quantity: 1 channel: AO1
Type: DC voltage or DC current
Maximum output range: 0-10VDC, or 0/4-20mADC
Function selection: output frequency, output current, speed given, serial output data and other functions
The company respects the enterprise spirit of "practicality, hard work and responsibility", and creates a good corporate environment with integrity, win-win, and business philosophy, and takes a new management model, perfect technology, thoughtful service, and excellent quality as the foundation for survival. We always adhere to: customer first, serve customers attentively, and insist on impressing customers with their own services. Always adhering to the business philosophy of "integrity, win-win", relying on excellent prices, excellent quality, fast delivery and pre-sales consultation and after-sales service to win the trust of our customers.
This article introduces the new Shida/STEP small power inverter AS-M20 rated frequency 50/60Hz products, if you are interested in the new Shida/STEP inverter, please also contact our customer service, we look forward to your call, hope our technology and service can bring you a better experience.
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