Micno KE300A 690V Medium Series Voltage Inverter
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KE300A-XX-T6 (690V) Medium Series Voltage Inverter
KE300A medium voltage series inverter is a special product designed for special voltage grade motor load in mining, petroleum and other industries;
Advanced tri-level hardware topology and AFE rectification technology for superior motor drive performance and affinity to the grid; The new modular design effectively adapts to the special needs of mine explosion-proof equipment and is widely used in mining equipment such as belt conveyors, hoists, winches, monkey cars, and emulsion pumps.
Technical Specifications of KE300A-XX-T6 (690V) Medium Series Voltage Inverter
| Product type | KE300A-T6/12（690V/1140V）series | |
| Function description | Specification | |
| Input | Rated input voltage (V) | AC 3PH 970V~1310V |
| Rated input frequency | 50Hz/60Hz, permissible range 47~63Hz | |
| Rated input efficiency (%) | Above 98% | |
| Rated input power factor (%) | Above 0.85 | |
| Output | Rated output voltage (V) | 0~input voltage |
| Output frequency | 0~400Hz | |
| Operation control characteristics | Control mode | V/F（has V/F separation function）, open loop vector, closed loop vector |
| Motor parameter autotuning | Support static motor autotuning and rotary autotuning | |
| Speed regulation range | Closed loop vector: 1:1000; open loop vector: 1:100 | |
| Speed control precision | Closed loop vector: ±0.1% max speed; open loop vector: ±0.5% max speed | |
| Speed fluctuation | ±0.3%（open loop vector control）； ±0.1%（closed loop vector control） | |
| Torque control precision | 10%（open loop vector control）； 5%（closed loop vector control） | |
| Starting torque | 0.5Hz 150% （open loop vector control）; zero frequency 180% （closed loop vector control） | |
| Overload capacity | 60s for 150% of rated current, 10s for 180% of rated current, 1s for 200% of rated current | |
| Important function | Master/slave control, multi-step speed running, simple PLC, multiple ACC/DEC time switching, S curve ACC/DEC, fan rotation control, energy-saving operation, PID adjustment, MODBUS communication, droop control, torque control, torque and speed control mode switching, etc. | |
| Protection function | Motor overheat protection, overload protection, overvoltage protection, undervoltage protection, input phase loss protection, output phase loss protection, overcurrent protection, overheat protection, overvoltage stall protection, overcurrent stall protection, short circuit protection, etc. | |
| Peripheral interface | AI | Two（AI1、AI2）0~10V/0~20mA, one（AI3）-10~10V |
| AO | Two（AO1、AO2）-10~10V /-20~20mA | |
| DI | Six digital inputs are included in standard configuration | |
| DO | One open collector output is included in standard configuration | |
| Two relay outputs are included in standard configuration, contact capacity: 3A/AC250V，1A/DC30V | ||
| Communication mode | 485 communication（MODBUS protocol） is included in standard configuration, optional CAN, optical fiber, Profibus-DP | |
| Others | Keypad | LCD display is included in standard configuration, compatible with LED keypad |
| Ambient temp | 10℃~+40℃, derate if the ambient temp is above 40℃ | |
| RH | 5%~95% | |
| Storage temp | -40℃~+70℃ | |
| Elevation | Below 1000m, derate if the elevation is above 1000m, derate by 1% for every additional 100m | |
| Protection level | IP00、IP20、IP54 |
Selection Table
| Model | Rated Input Voltage | Motor Power | Rated Output Amperage |
| （V） | （KW） | （A） | |
| KE300A-015G-T6 | 3AC 660V | 15 | 19 |
| KE300A-018G-T6 | 3AC 660V | 18.5 | 22 |
| KE300A-022G-T6 | 3AC 660V | 22 | 28 |
| KE300A-030G-T6 | 3AC 660V | 30 | 35 |
| KE300A-037G-T6 | 3AC 660V | 37 | 45 |
| KE300A-045G-T6 | 3AC 660V | 45 | 52 |
| KE300A-055G-T6 | 3AC 660V | 55 | 63 |
| KE300A-075G-T6 | 3AC 660V | 75 | 86 |
| KE300A-090G-T6 | 3AC 660V | 90 | 98 |
| KE300A-110G-T6 | 3AC 660V | 110 | 121 |
| KE300A-132G-T6 | 3AC 660V | 132 | 150 |
| KE300A-160G-T6 | 3AC 660V | 160 | 175 |
| KE300A-185G-T6 | 3AC 660V | 185 | 195 |
| KE300A-200G-T6 | 3AC 660V | 200 | 215 |
| KE300A-220G-T6 | 3AC 660V | 220 | 245 |
| KE300A-250G-T6 | 3AC 660V | 250 | 260 |
| KE300A-280G-T6 | 3AC 660V | 280 | 300 |
| KE300A-315G-T6 | 3AC 660V | 315 | 330 |
| KE300A-350G-T6 | 3AC 660V | 350 | 374 |
| KE300A-400G-T6 | 3AC 660V | 400 | 410 |
| KE300A-450G-T6 | 3AC 660V | 450 | 465 |
| KE300A-500G-T6 | 3AC 660V | 500 | 550 |
| KE300A-560G-T6 | 3AC 660V | 560 | 590 |
| KE300A-630G-T6 | 3AC 660V | 630 | 680 |
| KE300A-710G-T6 | 3AC 660V | 710 | 770 |
| KE300A-800G-T6 | 3AC 660V | 800 | 865 |
| KE300A-900G-T6 | 3AC 660V | 900 | 970 |
| KE300A-1000G-T6 | 3AC 660V | 1000 | 1080 |
| KE300A-1200G-T6 | 3AC 660V | 1200 | 1240 |
| KE300A-1400G-T6 | 3AC 660V | 1400 | 1460 |
| KE300A-1600G-T6 | 3AC 660V | 1600 | 1720 |
MICNO industrial AC speed drives adopt world-class vector control technology and they can be equipped with rich function expansion cards, flexible application, stable operation
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