CE approved; High performance sensorless vector control; Speed regulation range: 0.01Hz~600Hz; Wide voltage inpur range;

EM303A Open Loop Vector Control Inverter

1-phase 220V+/-20%,  0.4 - 4kW

3-phase 220V +/-20%, 0.4- 200kW

3-phase 380V +/-20%, 0.75-400kW (standard)

EM303A series open loop vector control inverter is commonly applied in various industries to realize automation processing and energy saving.

Technical Features:

1. Control mode: V/F, SVC(sensorless vector control)

2. Debugging and set-up is simple, no special requirement for user's technical level.

3. Output frequency range: 0.01~600HZ

4. Digital terminals: 7 inputs,3 outputs (2 for OC and other 1 for relay)

5. Analog terminal: 4 inputs, 2 outputs (0-10V / 0-20mA)

6. Automatic voltage regulation (AVR)

7.180% rated motor torque, no trip within 2 seconds.

8. Low Torque: 0.5Hz, 150% rated torque output.

9. 150% rated torque when acceleration and deceleration.

10..Support communication protocol ModBus 485 in RTU format.

11. Built-in braking register for standard inverter 0.75~15KW, 3 separate AC chokes on input side of 90~400kW

12. LED keypad for standard inverter.

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